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					WiMAX Insight
www.zte.com.cn         June 2009 No.1 6/2009




   Cover Story
    ——P1 Going WiMAX
                                                                                                                               Contents
                                                                                                                                WiMAX Insight   www.zte.com.cn                           June 2009 No.1 6/2009
                                                                                                                                                                                                                                WiMAX Insight

                                                                                                                               Industry News    02   Industry News                                                              Sponsor
                                                                                                                                                                                                                                ZTE Corporation
                                                                                                                               Corporate News   06   Corporate News

                                                                                                                               Cover Story      09   P1 Going WiMAX                                                             Editor-in-Chief
                                                                                                                                                        ——By Liu Yang                                                           Zhao Songpu

                                                                                                                               Industry Forum   11   WiMAX Boosts Mobile Internet for Advancement
                                                                                                                                                                                                                                Deputy editors-in-chief
                                                                                                                                                       ——By Ye Weichen
                                                                                                                                                14   WiMAX™ The 4G Era is Here                                                  Xu Ming, Zhang Shizhuang,
                                                                                                                                                       ——By Ron Resnick                                                         Yuan Wei, Dai Shu
                                                                                                                                                16   Opportunities Outweigh Risks
                                                                                                                                                     ——An interview with Zhao Songpu, General Manager of ZTE's WiMAX products
                                                                                                                                                                                                                                Editors
                                                                                                                                                        ——Yang Liangliang
                                                                                                                                                                                                                                Li Zhengyou, Wang Yiwen,
                                                                                                                                                18   The Optimistic Growth of WiMAX Terminal Industry
                                                                                                                                                        ——Zhang Yong                                                            Zheng Gaoyin, Chen Min,
                                                                                                                                                                                                                                Zhang Xuan, Feng Zhaohui,
                                                                                                                               Case Study       20   Experiencing a Tour of Extreme-Speed Broadband in Malaysia                  Liu Rui
                                                                                                                                                     ——ZTE helps P1 to make the largest WiMAX network in Southeast Asia

                                                                                                                                                        ——Tao Xiaomin, Li Lanqing
                                                                                                                                                22   Broadband Oasis in the Sahara Desert
                                                                                                                                                                                                                                Contributors
                                                                                                                                                     ——LTT selected ZTE to build the first mobile WiMAX network in Africa       Chen Tao, Qian Yaping, Abbas,
                                                                                                                                                         ——Li Lanqing                                                           Bai Xiaomei, Najam, Gao Fei,
                                                                                                                                                                                                                                Sun Ying, Jiang Tao, Wang Nan
                                                                                                                               How to Operate   24   Analysis of the Operating Strategy of WiMAX on the High-end Market
                                                                                                                                                        ——Zhang Sihong, Ling Min
                                                                                                                                                27   ZTE Built a Quality WiMAX Network in North Africa
                                                                                                                                                        ——Luo Yong, Shao Yan
                                                                                                                                                29   "Out to Win
                                                                                                                                                     ——Analysis on Low-TCO Network Strategy of WiMAX"

                                                                                                                                                         ——Hu Yumin, Chen Min                                                   ZTE Profile
                                                                                                                                                                                                                                ZTE is a leading global provider of
ZTE WiMAX                                                                                                                      Solution         32   "Efficient in Vast Areas                                                   telecommunications equipment
                                                                                                                                                     ——Creating Quality Networks for WiMAX Ultra-Long-Distance Coverage"
                                                                                                                                                                                                                                and network solutions. ZTE's
                                                                                                                                                        ——Chen Min
                                                                                                                                                                                                                                product range is the most
                                                                                                                                                34   "Great Achievements in a Small World
                                                                                                                                                     ——An Analysis of WiMAX Indoor Coverage Solution"                           complete in the world—covering
ZTE WiMAX             Innovative——ZTE WiMAX products are
                   developed on the basis of the unified SDR
                                                                             Reliable——ZTE WiMAX products have
                                                                          successfully entered America and Japan.By Q2 of
                                                                                                                                                        ——Liu Min                                                               virtually every sector of the
                                                                                                                                                36   "Broaden Your Horizon by Wireless Network                                  wireline, wireless, service and
                   platform and ensure low power consumption and          2009, ZTE had deployed more than 46 WiMAX                                  ——A Solution to Video Surveillance"
                                                                                                                                                                                                                                terminals markets. The company
Broaden Your Way   green solution.                                        commercial networks and field trials in 31
                                                                          countries around the world. ZTE is the strategic
                                                                                                                                                         ——Zhang Jun
                                                                                                                                                                                                                                delivers innovative, custom-
                     Customized——ZTE provides customized                  partner of Intel. By now, ZTE has conducted IOT
                                                                                                                               Research Note    40   Recent Progress of WiMAX Standards                                         made products and services
                   solutions which can cater for all kinds of scenarios   tests with more than 30 terminal device suppliers.                                                                                                    to customers in more than 135
                                                                                                                                                        ——Liu Yang, Chu Li
                   ranging from dense urban area, urban area,
                                                                                                                                                43   E9230, A New Orientation for WiMAX Base Stations                           countries, helping them achieve
                   suburban area, rural area and blind spot.
                                                                                                                                                        ——Chen Min, Li Lilin                                                    continued revenue growth, while
                                                                                                                                                45   R9110, A Sharp Problem-Solver for Operators
                                                                                                                                                                                                                                shaping the future of the world’s
                                                                                                                                                        ——Su Guojun
                                                                                                                                                                                                                                communications.
                                                                                                                               Leading Edge     47   Analysis of WiMAX FFR
                                                                                                                                                       ——Han Gang
Industry News | WiMAX Insight                                                                                                                                                                                   WiMAX Insight      | Industry News

                                             KUALA LUMPUR: Packet One                                                                                                                                                    By the research report of Infonetics,
                                         Networks (M) Sdn Bhd is appointing                                                                                                                                            The overall WiMAX equipment and
 Packet One to                           a second WiMAX technology partner             1.45 million                                                                                                                    device market held steady in 4Q08
                                         in ZTE Corporation, a leading global                                                                                $275 million and 120%                                     over 3Q08 at $275 million, as the
                                                                                                                                                                                                                       802.16e mobile WiMAX segment
 form new WiMAX                          provider of telecommunication
                                         equipments and network solutions to
                                                                                                                                                                                                                       increased 5% to counter a slight dip in
                                                                                                                                                                                                                       the 802.16d fixed WiMAX segment.
 tech partnership                        telecom operators all over the world, in
                                         addition to its existing partner Alcatel-
                                                                                                                                                                                                                       Year-over-year, worldwide sales of
                                                                                                                                                                                                                       802.16e mobile WiMAX equipment
                                         Lucent.                                                                                                                                                                       (ASN gateways, BTS, CPE) grew
                                            WiMAX is scheduled to formalise                                                                                                                                            188% in 2008
                                         the new partnership at a signing                                                                                                                                                 Worldwide sales of 802.16e mobile
                                         ceremony here on March 19.                                                                                                                                                    WiMAX devices (Ultra Mobile PCs,
                                           In a statement on March 13, Packet                                                                                                                                          phones, and external data cards) grew
                                         One said it was part of its ongoing                                                                                                                                           121% in 2008, though the range of
                                         efforts to accelerate the expansion of                                                                                                                                        devices is still very limited
                                                                                                                                                                                                                         While WiMAX infrastructure revenue
                                         the country's largest WiMAX network.                                                                                                                                          is subdued by the current global
                                         It said ZTE, as one of the 15 WiMAX            "Total BWA/WiMAX revenues                                                                                                      economic climate, strong CPE sales
                                         Forum Board members, had been a              for 2008 totaled US$1.82 billion,                                                                                                will drive overall mobile WiMAX
                                         strong promoter and a critical player of     compared US$898.78 million in 2007                                                                                               market growth in 2009, as more
                                         WiMAX ecosystem.                             - a 102% annual revenue increase                                                                                                 services launch and new subscribers
                                                                  ZTE WiMAX Insight   despite the economic downturn that                                                                                               adopt WiMAX services for the first
                                                                                      began affecting operator revenues in                                                                                             time.
                                                                                      Q3 2008," noted Maravedis CEO and                                                                                                                         ZTE WiMAX Insight
                                                                                      founder Adlane Fellah.

                                                                                      "2008 was a difficult year for most
                                                                                      WiMAX vendors, which accelerated                                                                                                 processor technology to enable mobile
   WiMAX will be Wi-Fi’s big                                                          both market consolidation and niche
                                                                                                                                  Cisco Joins                                  UQ                                      WiMAX broadband Internet access.
                                                                                      specialization in order to survive the
   brother, says Intel                                                                downturn," said Cintia Garza, co-           WiMAX Forum®                                 Communications,
                                                                                                                                                                                                                       The two companies will also work with
                                                                                                                                                                                                                       PC vendors and MVNOs to deliver a
                                                                                      author of the report and 4GCounts
                                                                                      team leader. "Because many operators
                                                                                      are planning to deploy mobile WiMAX
                                                                                                                                  Board of                                     Intel to Promote
                                                                                                                                                                                                                       range of initiatives and promotional
                                                                                      equipment, devices based on 802.16-         Directors                                                                            activities driving the adoption of
                                                                                      2004 experienced a slow down," she                                                       Fast, Widespread                        WiMAX technology and creating
                                                                                      added.                                        The WiMAX Forum® announced the                                                     greater awareness for the global
                                                                                                                                  addition of Cisco as a new member of         Deployment of                           WiMAX ecosystem.
                                                                                        June 10, 2009 (FPRC) -- Green
                                                                                      Packet, a leading developer of next
                                                                                                                                  its board of directors. Sai Subramanian,
                                                                                                                                  director of marketing for the broadband      WiMAX Services                           WiMAX is the only solution available
                                                                                      generation mobile broadband and
                                                                                      networking solutions and Beceem
                                                                                      Communications, a leading developer
                                                                                                                                  wireless business unit of Cisco, will
                                                                                                                                  serve as Cisco’s representative on the
                                                                                                                                                                               in Japan                                today that is meeting the demand for
                                                                                                                                  WiMAX Forum board. Last week, the                                                    the mobile Internet. With WiMAX,
                                                                                      of Mobile WiMAX chips, are forming
                                                                                      a strategic partnership to introduce a      WiMAX Forum also announced that                                                      users can enjoy rich, interactive content
                                                                                                                                                                                  UQ Communications Inc. and Intel
                                                                                      portfolio of high-performance WiMAX         it had added Tata Communications’                                                    outdoors and on the go as mobile
                                                                                      USB dongles for the global WiMAX            COO Prateek Pashine to its board.            Corporation today announced their
                                                                                                                                                                                                                       broadband Internet access traditionally
                                                                                      market.                                       Other members of the WiMAX Forum           extended collaboration to promote
                                                                                                                                                                                                                       requires a fixed broadband connection.
                                                                                                                                  Board include: Airspan Networks,             and expand "UQ WiMAX" the
                                                                                        Steadfast in its commitment to            Alcatel-Lucent, Alvarion, Aperto                                                     Together, Intel and UQ are helping to
                                                                                      enhance its products and services while                                                  commercially available WiMAX
                                                                                                                                  Networks, British Telecom, Clearwire                                                 enable wireless Internet connectivity
                                                                                      providing better end-user experiences,                                                   service from UQ Communications in
  The introduction of WiMAX this         that will be rolled out in Ireland in        Green Packet has based its UM350            Corporation, Comcast Cable, Fujitsu,                                                 with WiMAX, forming alliances with
                                                                                                                                  Huawei Technologies, Information             Japan. Scheduled to launch on July 1,
year, with a theoretical distance for    the coming months by Imagine, Colin          USB dongle on Beceem BCSM250                                                                                                     a number of companies in the industry
high-speed broadband over 5km,           MacHale, a spokesman for Intel said          single chip solution. Beceem is a           and Communications Research                  UQ Communications will offer new
                                                                                                                                                                                                                       and offering a range of new digital
will be vital in cities, towns and the   that WiMAX – “effectively the bigger         leading contributor to the rapid growth     Laboratories at Taiwan’s Industrial          services to meet the diverse consumer
                                                                                                                                                                                                                       equipment and services designed to
countryside where DSL has been a         brother to Wi-Fi” – will take Ireland        of the WiMAX ecosystem, and has             Technology Research Institute                demands for mobile Internet broadband
                                                                                      set themselves as the enabler of high       (ITRI), Intel Corporation, KDDI, KT,                                                 enhance user experience.
failure.                                 a step closer to universal broadband                                                                                                  use. Working closely with OEMs,
                                                                                      quality chipsets at very reasonable         Motorola, Nokia, Samsung, Sprint and
  At a demo of the WiMAX platform        coverage.                                    price points.                                                                            Intel is providing embedded WiMAX
                                                                                                                                  ZTE.
                                                                                                                                                                               laptops based on Intel® Centrino® 2
                                                                  ZTE WiMAX Insight                           ZTE WiMAX Insight                            ZTE WiMAX Insight                                                                    ZTE WiMAX Insight




 02    WiMAX                                                                                                                                                                                                                                       WiMAX
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      Insight                                                                                                                                                                                                                                      Insight
Industry News | WiMAX Insight                                                                                                                                                                                      WiMAX Insight      | Industry News

                                                                                         Wash.-based mobile broadband
                                                                                                                                       Intel Capital Invests $43 Million
    Clearwire's WiMAX Services                                                           operator has had only a soft launch of
                                                                                         its services in Las Vegas resembles           in UQ Communications
    Already Available in Las Vegas                                                       a lot the move it made back in May
                                                                                                                                        Intel Corporation's global investment   embed WiMAX-enabled chipsets
                                                                                         when it started deploying its “Clear”
                                                                                         service in Atlanta. It seems that this        organization, invested $43 million       in devices, and has made significant
                                                                                         launch covers the third major market          (JP ¥4.15 billion) in Japan-based        capital investments worldwide to help
                                                                                         in which Clearwire makes its own              UQ Communications, a provider            service providers build and deploy
                                                                                         services available, while the Sprint          of WiMAX mobile services. UQ             networks as well as address spectrum
                                                                                         Nextel's XOHM-branded Baltimore               Communications will utilize the          and regulatory needs. To date, nearly
                                                                                         network should also become a part of          funding to continue the nationwide       460 WiMAX networks have been
                                                                                         Clear during the ongoing year.                expansion of UQ WiMAX service            deployed in 135 countries.
                                                                                           The Clear brand is expected to cover        in Japan, with the commitment to           UQ Communications recently
                                                                                         a number of nine commercial mobile            provide WiMAX coverage to 90             launched trial service of its UQ
                                                                                         WiMAX markets during 2009, while              percent of the country by 2012.          WiMAX in Tokyo's 23 wards,
                                                                                         five of them should be new markets,             Intel has played a large role in       Yokohama and Kawasaki, and the
                                                                                         including Chicago, Philadelphia, and          the proliferation of the WiMAX           Haneda Airport (Tokyo International
                                                                                         Dallas/Ft. Worth. In addition, major          global standard. The company has         Airport). UQ Communications will
                                                                                         Clearwire fixed-wireless markets
                                                                                         should be converted to mobile
                                                                                                                                       worked closely with computing and
                                                                                                                                       communications manufacturers to
                                                                                                                                                                                formally launch UQ WiMAX service
                                                                                                                                                                                on July 1.                               BSNL will invest
  According to the latest news,               launch of Las Vegas scheduled for          WiMAX, and the process will include                                                                                             $300 Million in
                                                                                         Seattle, Honolulu, and Charlotte, N.C.
Clearwire's WiMAX services are
already available for purchase for
                                              this summer, we are now selling Clear
                                              service as part of our operational           For the time being, there are no details    UQ Communications to Launch                                                       FY09-10
those who live in Las Vegas, even
though the company plans to officially
                                              readiness activities,” Clearwire
                                              spokeswoman Jennifer Morgan says.
                                                                                         regarding the vendors that Clearwire
                                                                                         will use for the rollouts in Las Vegas,
                                                                                                                                       "UQ WiMAX" Commercial Service
launch them only during the summer.           “Store openings, advertising, and other    though there are some rumors pointing           UQ Communications Inc. announced       February 26 of this year.                  Bangalore: The public sector telecom
Clearwire already confirmed the fact          market activities will be a part of our    towards Huawei Technologies Co.               it will launch a new global standard       With commercial service on track       company, Bharat Sanchar Nigam
that it started selling its services in the   full commercial launch, but residents      Ltd., yet it seems that Clearwire             future broadband service called "UQ      to start July 1, UQ will expand          Limited (BSNL) is planning to invest
area, while also announcing that the          of Las Vegas can now go to Clear.com       refrained from commenting on the              WiMAX" in July. This launch follows      WiMAX service areas around               a sum of $300 million (Rs.15, 000
actual launch would take place later          and order services.”                       vendor choice it has made.                    the free trial WiMAX service UQ          metropolitan Tokyo, Yokohama,            crore) in the fiscal year 2009-2010.
during the following months.                    According to some reports on the                                                       has been providing customers since       Osaka, Kyoto, Kobe and Nagoya.           The money will be used for the mobile
 “In advance of our full commercial           Internet, the fact that the Kirkland,                                ZTE WiMAX Insight
                                                                                                                                                                                                                         expansion and services like wireless
                                                                                                                                       Clearwire Launches WiMAX                                                          broadband, 3G, IPTV, WiMAX and
                                                                                                                                                                                                                         mobile commerce. It will also be used
                                                                                                                                       Service in Atlanta City                                                           in enterprise resource planning and
LTE Crushing WiMAX? Not So, Report Says                                                                                                   US WiMAX operator, Clearwire          Baltimore, Maryland, and Portland,
                                                                                                                                                                                                                         value-added landline, the Business
                                                                                                                                                                                                                         Standard reported.
                                                                                                                                       Communications has expanded              Oregon. Clearwire also plans to
  If you think WiMAX is being                 principal analyst Philip Solis. Alcatel-   centric deployments in both developed         its network coverage to include          launch CLEAR in Las Vegas later this       "We will offer wireless broadband
crushed by LTE, think again, says ABI         Lucent has had its 3.5 GHz products        and developing regions, ABI says.             Atlanta City. The city is now home       summer.                                  through WiMAX technology in 1,000
Research.                                     certified by the WiMAX Forum; its          “To ignore a growth market in a down          to the largest 4G WiMAX wireless                                                  blocks of the country out of the total
  Nortel left the mobile WiMAX                ng Connect program includes mobile         economy would be a mistake,” adds             broadband network in the United            The company plans to bring CLEAR       6,000 blocks. The state-run telecom
market, and Alcatel-Lucent has                WiMAX; and it is working with Intel        Solis. Growth will be more modest for         States with CLEAR service available      to 80 markets and up to 120 million      operator will roll out franchisee-based
“backed off” from WiMAX,                      on an interoperability program for         WiMAX base stations by themselves             to nearly three million people across    people by the end of 2010. Some          WiMAX service in the country, starting
supposedly dealing a blow to                  mobile WiMAX devices, he states. “In       for 2009, but 2010 will see healthy           approximately 1,200 square miles.        of the additional markets planned        with Gujarat, Maharashtra and Andhra
Clearwire, which has not chosen either        addition, Alcatel-Lucent ranks first in    expansion.                                                                             to launch in 2009 include Chicago,       Pradesh. We have floated tenders for
company as an infrastructure vendor,          2008 market share for mobile WiMAX           U.S. WiMAX service provider                   As part of a multi-year network        Charlotte, Dallas/Ft. Worth, Honolulu,   offering similar a WiMAX service in
ABI points out.                               base station deployments, followed by      Clearwire reports its fourth-quarter          build-out plan, Clearwire's WiMAX        Philadelphia, and Seattle. Some of the   other states as well, we are also working
  But Nortel is still in the fixed            Alvarion, Motorola and Samsung.”           results later today.                          network will be available in major       additional markets planned to launch     on improving our quality of service and
WiMAX market, and Alcatel-                    WiMAX has many growth                                                                    metropolitan areas across the United     in 2010 include New York, Boston,        have engaged AC Nielson to test the
Lucent is actually involved with              opportunities beyond traditional mobile                                                  States. In addition to Atlanta, mobile   Washington, D.C., Houston and the        quality of our mobile service," Goyal
mobile WiMAX, says ABI Research               operator networks, including data-                                                       WiMAX is already available in            San Francisco Bay Area.
                                                                                                                   ZTE WiMAX Insight                                                                                     added.



 04     WiMAX                                                                                                                                                                                                                                        WiMAX
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      Insight                                                                                                                                                                                                                                        Insight
Corporate News | WiMAX Insight                                                                                                                                                                              WiMAX Insight     | Corporate News

ZTE Helps Etihad Atheeb                                                               17 June 2009, Shenzhen, China –
                                                                                   ZTE announced that it has partnered            ZTE SDR
                                                                                                                                                                             China Development Bank Provides
Telecom Build a Nationwide                                                         with Etihad Atheeb Telecom (Atheeb),                                                      ZTE US$15 Billion Credit Line
                                                                                   the largest WiMAX operator in Saudi            Base Station
WiMAX Network in Saudi Arabia                                                      Arabia, to build the Kingdom’s first
                                                                                                                                  Records                                      ZTE announced that it has entered        markets. According to a 5-year
                                                                                   nationwide WiMAX network. Upon                                                            into a strategic partnership with          cooperation framework agreement,
                                                                                   completion in 2010 Q1, the WiMAX
                                                                                   network will help Atheeb fully meet            over 100,000                               China Development Bank by signing          China Development Bank will
                                                                                                                                                                                                                        provide ZTE a US$15 billion credit
                                                                                                                                                                             a “Development of Financial
                                                                                   the demands from the local market
                                                                                   by providing subscribers with an
                                                                                                                                  Volume                                     Cooperation Agreement”. This               line, including ZTE’s overseas
                                                                                                                                                                             partnership further strengthens the        project financing and ZTE’s credit
                                                                                   unparalleled experience through
                                                                                   its high-speed broadband network
                                                                                                                                  Shipment                                   solid relationship the two organizations   limits. The two companies are
                                                                                                                                                                             have previously developed.                 currently in discussion to develop
                                                                                   services.                                                                                   Under the agreement, both parties        specific terms and procedures
                                                                                     Under the contract agreement, ZTE            ZTE announced that its SDR base
                                                                                                                                                                             will closely work together to establish    on financing project and how to
                                                                                   will help Atheeb construct a high-           station recorded a total volume
                                                                                                                                                                             an investment and financing platform,      effectively execute the business
                                                                                   speed WiMAX network covering five            shipment of 107,000 units in less
                                                                                                                                                                             including expansion to overseas            cooperation.
                                                                                   major cities in Saudi Arabia, including      than one year: since its latest product
                                                                                                                                                                                                                                            ZTE WiMAX Insight
                                                                                   Dammam and Khobar. In addition to            advancement in October 2008 through
                                                                                   about 300 WiMAX base stations, ZTE           April 2009. ZTE attributes this
                                                                                   will also supply related equipment           business achievement to its strong
                                                                                   including IMS (IP Multimedia                 R&D and the growing popularity of
                                                                                   Subsystems) and MPLS (Multiprotocol          SDR (Soft Defined Radio) technology              ZTE Achieves Another Industry
                                                                                                                                favored by global operators, including
                                                                                   Label Switching) to Atheeb, thus
                                                                                   becoming the largest equipment               those in fast developing mobile                  First to Offer Most Comprehensive
                                                                                   supplier of Atheeb.                          markets such as China and India.
                                                                                                                                                                                 WiMAX Equipment
                                                                                                            ZTE WiMAX Insight
                                                                                                                                                         ZTE WiMAX Insight




                                                                                                                                  ZTE has again achieved another
  The Export-Import Bank of China                                                                                               corporate milestone by becoming the
                                                                                                                                first in the industry to offer Wave2-
  Provides ZTE US$10 Billion                                                                                                    based 2.3GHz Pico base station 9200.
                                                                                                                                This feat is expected to further enhance
  Credit Line                                                                                                                   and expand the WiMAX equipment
                                                                                                                                supply chain for the industry.
                                                                                                                                 The E9200 base station has a compact
                                                                                                                                size of 260mm×200mm×65mm, the
                                                                                                                                same size as an ordinary telephone,
                                                                                                                                which makes installation much easier.
                                                                                                                                It allows high-speed transmission
  ZTE announced that it has entered        Under the cooperation agreement,        Exim Bank as a principal banker and          with downstream rate at 30Mbps. In
into a strategic partnership with        ZTE and China Exim Bank will              handle loans and relevant businesses         high density regions, it can flexibly
The Export-Import Bank of China          join together to establish a financing    thereunder through China Exim                overcome coverage hurdles, offering
(China Exim Bank) by signing a           platform to support ZTE and its           Bank. China Exim Bank shall provide          a reliable all-scenario solution. The
“Strategic Cooperation Agreement”                                                                                               deployment of ZTE’s 2.3GHz Pico
                                         holding subsidiaries in overseas          the Company with a USD10 billion
                                                                                                                                base station will further help operators
for a US$10 billion credit line. This    market activities including export        facility for cooperation, comprising the     to effectively improve signal coverage,
agreement further helps strengthen       seller’s credit, export buyer’s credit,   Company’s overseas project financing,        accelerate network deployment and
the leading edge of both China Exim      import credit, preferential foreign       consulting services, financial services      reduce network building costs by about
Bank in the financing area, as well as   loans, transferred loans of foreign       (other than financing) and innovative        20%.
ZTE’s leading position in the telecom    governments and trade financing,          ventures.
technology industry.                     as well as other premium financial
                                         services. ZTE agrees to deal with China
                                                                                                            ZTE WiMAX Insight                            ZTE WiMAX Insight




 06    WiMAX                                                                                                                                                                                                                                   WiMAX
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Corporate News | WiMAX Insight                                                                                                                                                                                    WiMAX Insight     | Cover Story

ZTE Unveils World's First WiMAX Mobile Video                                                                                                                                                                       country. Today, the broadband Internet
                                                                                                                                                                                                                   penetration in Malaysia is hovering
Surveillance Terminal
                                                                                                                                     P1 Going WiMAX
                                                                                                                                                                                                                   just above 21% and the government
                                                                                                                                                                                                                   has set a national goal to achieve 50%
                                                                                                                                                                                                                   household broadband penetration by
  ZTE announced its latest Mi100        smoothly enables automatic access          compared with traditional mobile                                                                                                2010. In an effort to help the Malaysian
device, the world’s first WiMAX         and connection to WiMAX wireless           video surveillance terminals. It can              Liu Yang
                                                                                                                                                                                                                   government realize this ambitious goal,
Mobile Video Surveillance Terminal.     network. It supports high-speed            also be deployed in public areas such                                                                                           P1 launched its P1 W1MAX high-
The new device is the result of ZTE’s   mobile remote surveillance of up           as airports, highways, hospitals and                                                                                            speed wireless broadband service in
relentless R&D efforts and expertise    to a maximum speed of 100km/h.             railways, facilitating mass WiMAX                                                                                               August 2008.
in developing state-of-the-art WiMAX    With a compact and portable size           applications in transportation, utilities,                                                                                        Broadband Internet access through
equipment and solutions.                of only 115x62x50mm, the Mi100             irrigation works, oil fields, as well as                                                                                        P1 W1MAX will benefit Malaysians in
  Integrated with highly advanced       terminal is easy to install and does not   government departments.                                                                                                         many ways. It will increase industrial
WiMAX 16e chipset, the Mi100            require additional modulated decoder                                 ZTE WiMAX Insight                                                                                     efficiency; stimulate e-business and
                                                                                                                                                                                                                   create new jobs and e-businesses;
                                                                                                                                                                                                                   improve Malaysia’s global
                                                                                                                                                                                                                   competitiveness and raise GDP. For
                                                                                                                                                                                                                   individuals, they will be able to work
                                                                                                                                                                                                                   effectively beyond their office space,
                                                                                                                                                                                                                   which will open new opportunities for
                                                                                                                                                                                                                   them. Ultimately, increased broadband
      ZTE Launches Industry's Smallest WiMAX                                                                                                                                                                       penetration will improve the quality of
                                                                                                                                                                                                                   life for all Malaysians.
      16e RRU Device                                                                                                                                                                                                  Compared with other broadband
                                                                                                                                                                                                                   solutions, P1 W1MAX offers several
                                                                                                                                                                                                                   advantages as follows:
                                                                                                                                                                                                                     Firstly, WiMAX is wireless with a
                                                                                                                                                                                                                   range far superior to any other wireless
                                                                                                                                                                                                                   technology of its kind and so it can
                                                                                                                                                                                                                   be rapidly deployed across vast areas
                                                                                                                                    Malaysia is the “tropical heaven” on earth. The country with a large           cost effectively without the need to lay
                                                                                                                                    population and numerous tourists has a prosperous telecom market.              expensive cabling.
                                                                                                                                    The Malaysian government encourages the development of the telecom                Secondly, WiMAX is as secure if
                                                                                                                                    industry, especially broadband service; and has a national broadband           not even more secure than existing
                                                                                                                                    target of 50% household penetration by 2010.                                   wireless technologies available today.
                                                                                                                                                                                                                   Hence WiMAX technology can be


                                                                                                                                 P
                                                                                                                                            acket One Networks            requirements on suppliers? Bearing       used to convey sensitive information
                                                                                                                                            (Malaysia) Sdn. Bhd.          these questions in mind, the reporter    like business plans and banking
                                                                                                                                            (P1), Malaysia’s first and    of ZTE Technologies interviewed          information with confidence.
                                                                                                                                 leading WiMAX Telco provider             Michael Lai, CEO of P1, on 29 March,       Thirdly, WiMAX can be configured
                                                                                                                                 with the widest network coverage,        2009.                                    to deliver dedicated bandwidth to each
                                                                                                                                 is not only committed to providing                                                user so that the quality of service is
  ZTE has officially launched the         ZTE RRU R9110 is based on BF4*8          In addition, the latest RRU device            quality broadband services to users                                               very high even during times of high
industry's most powerful WiMAX 16e      Multi-Antenna technology, which            supports dual carrier discontinuous           but also to building itself into one       Journalist: Firstly, why WiMAX         network traffic.
RRU (Remote Radio Unit) product, the    effectively improves signal quality        spectrum, enabling a maximum speed            of the world’s leaders in WiMAX          in Malaysia – why not other                Lastly, the expertise needed to evolve
R9110 that helps reduce the number of   from a single base station, allowing       of 100MHz expansion between uplink            deployment and business success.         technologies? What gives WiMAX the       the WiMAX ecosystem is already well
base stations by 50%, hence enabling    extensive network coverage and             and downlink. By leveraging on this           P1 commercially launched its Phase       edge in Malaysia, compared to other      developed and in place. WiMAX is
telecom operators to maximize their     enhanced network performance.              advantage, telecom carriers using             1 WiMAX network in August 2008,          technologies?                            a mature, well-supported technology
return on investment (ROI). The         Compared with traditional devices          traditional FDD spectrum can save             covering several major cities in                                                  that is currently seeing over 350
company has exhibitied the new          using MIMO technology, RRU R9110           cost and investment on RRU, antenna           Malaysia including Kuala Lumpur,           Michael Lai: Firstly, Malaysia         deployments around the world. Major
device at the Mobile World Congress     further minimizes the number of base       and wireless tower required in network        Kedah, Johor and Penang. Why did         is grateful to her government for        devices and chipsets manufacturers
Barcelona 2009 from February 16 –       stations from 35%-50%, helping             expansion by up to 50%.                       P1 choose WiMAX as technology            having the foresight to be one of the    are investing in the development
19 to demonstrate its continuous R&D    telecom operators reduce network                                                         for broadband wireless access? What      earliest governments in the world        of chipsets, devices and other
efforts and expertise in WiMAX field.   construction and maintenance costs.                                                      are its target customers? What are its   to issue WiMAX licenses in the           fundamental components to support
                                                                                                             ZTE WiMAX Insight




 08    WiMAX                                                                                                                                                                                                                                  WiMAX
                                                                                                                                                                                                                                                        09
      Insight                                                                                                                                                                                                                                 Insight
Cover Story | WiMAX Insight


                                                                                                                                    WiMAX Boosts Mobile
the steady growth of the adoption of       Initially at our launch, we offered fixed   set-up in terms of trials, vendor
WiMAX technology.                          packages but in less than eight months,     selection, deployment timescales and
  The inherent advantages and growing      our product offering now includes a         budget going? Pleases share with
acceptance of WiMAX as the true            portable WiMAX package as well.             us your target timelines for WiMAX


                                                                                                                                    Internet for Advancement
standard of 4G communications              This portable service in the form           deployment.
is driving the cost of WiMAX               of Malaysia’s most advanced USB
components down making the                 WiMAX modem is called WIGGY.                  Michael Lai: We are slightly delayed
technology even more accessible               Generally speaking, in Malaysia,         in our earlier timelines but still very
to consumers. In addition to this,         there is an overwhelming demand for         aggressive in our rollout. We plan to        Ye Weichen
embedded WiMAX devices or better           broadband across all walks of life and      cover 35% of population by 2009, 40-
known as Mobile Internet Devices           one of the major issues is that there is    45% by 2010 and 60-65% by 2012.
(MID) are being introduced at a            just simply not enough supply to meet       The delay is normal as we are the first
growing rate and will see adoption         the demand in terms of availability,        to market, and technology depends
by an even larger number of device         affordability and quality.                  on scalability and stability. Every
manufacturers.                                Hence, P1 will look into meeting         two weeks, there is a new software
   One more beauty of WiMAX                this demand on all levels as we are         upgrade. We are also facing challenges
compared with other technologies           committed to make quality, high-            in site acquisition, obtaining permits
is that it delivers data and speeds        speed broadband a very powerful value       from selected locations, and seeking
capable of meeting the demands of          proposition.                                official approvals from local councils.
next generation mobile users who are         We will support this with one of the      The budget for the first phase
looking for high-performance, reliable     country’s most aggressive network           investment is US$100 million that
connectivity to keep up with rapidly       rollout and deployment plans ever. As       includes backend systems, AAA,
advancing mobile applications used in      it stands, the P1 W1MAX network is          billings, storage, etc.
mobile devices today.                      growing almost every day, as I speak.

                                                                                        J: What about the voice market? Is
 J: Who are your target customers?          J: Who were the P1 network vendors         P1 exploring additional areas beyond
                                           and why they were chosen?                   WiMAX – if yes, what are they?
   Michael Lai: Our mission is to
provide broadband for all. Hence,            Michael Lai: Alcatel – Lucent is the        Michael Lai: There is no denying that
our target is the largely under-served     network vendor for P1 Phase 1 rollout       WiMAX is capable of delivering next
Malaysian population who want and          and just recently, we have appointed        generation voice service but our focus
have the need for broadband but are        ZTE as the network vendor for our           is currently on increasing coverage and
not yet able to have access to it due to   Phase 2 rollout. Alcatel – Lucent           growing our broadband customer base
supply not being sufficient.               was chosen due to the full turnkey          and there is much room for this market
   In addition to this we are also         technology and their experience             to grow in Malaysia.
aggressively marketing the benefits        worldwide in deploying WiMAX.                 With regards to voice, it is something
of P1 W1MAX to existing broadband          P1’s appointment of ZTE is another          that we will definitely consider when
subscribers who want better                step in crystallising our commitment        we have all the support mechanisms
performance and flexibility with very      by accelerating the deployment of           in place to ensure that we can deliver
good value for money.                      P1 W1MAX networks in more areas             a truly high-level of quality in voice
   P1 also has its sights on business      to meet the overwhelming consumer           services.
and corporate clients who completely       demand for high-quality, high-
understand the benefits of providing       performance wireless broadband.
quality broadband to its workforce, be       Our multi-vendor strategy is the           J: How much is P1 investing in




                                                                                                                                    w
it in the office or out on assignments.    proof of our commitment to provide          WiMAX?
                                           broadband for all and meet our set
                                           coverage targets. For 2009, we aim to         Michael Lai: Our total investment                  ith the advancement of       Wi-Fi represents the first wave of       many leading manufacturers in the
 J: What is P1’s key selling strategy      cover 35% of Peninsular Malaysia with       in WiMAX for the next 5 years is                     technologies, traditional    broadband wireless access (BWA),         industry treat it as a typical new
now?                                       P1 W1MAX and 65% of the nation by           expected to be RM 1 billion(about                    Internet and mobile          and now WiMAX is pushing BWA             generation broadband wireless access
                                           2012.                                       US$287 million).                             communication are being converged,   to a new stage. Particularly, with the   (NGBWA) technology.
  Michael Lai: Our strategy is to                                                                                                   boosting the rapid development of    maturing of mobile WiMAX (based
provide quality, broadband access to as                                                                                             mobile Internet. The popularity of   on IEEE 802.16e standard) ecosystem,      Today, including commercial in
many areas and customers as possible.       J: How is the progress of the network
                                                                                                                ZTE WiMAX Insight




 10    WiMAX
      Insight
Industry Forum | WiMAX Insight                                                                                                                                                                                WiMAX Insight      | Industry Forum

over 136 countries across the world.          Operators are an important factor
The WiMAX networks in over                  for the promotion of WiMAX                   In terms of WiMAX products, Intel
50 counties will be expanded into           technology. To expedite the activation     launched the world’s first WiMAX/


                                                                                                                                         WiMAX™: The 4G Era
nationwide networks, and many               of commercial operation, Intel has         Wi-Fi Dual-mode module (Echo Peak)
WiMAX network operators are                 provided a total strategic investment      in the second half of 2008, serving
leaders in their domestic markets.          of over 2 billion USD for WiMAX            as a radio module option with Intel®



                                                                                                                                         is Here
Operators’ confidence in WiMAX              operators in 12 countries and regions      Centrino® 2 processor technology.
comes from reliable technology and          around the world, including Clearwire      Immediately after that, almost all major
mature ecosystem: Over 20 enterprises       In US, UQ in Japan, Comstar in             computer manufacturers launched their
are involved in the development of          Russia, and VMAX in Taiwan, China.         notebook computers with built-in Echo
chips, terminals, base stations and         Currently these operators’ network         Peak module. Clearwire’s subscribers              Ron Resnick
other products for WiMAX, and               deployment progress has become             have begun to use these products. It is
the most flagship enterprises in the        an indicator of the global WiMAX           foreseeable that with the established
industry are involved. WiMAX Forum,         industry.                                  support of PC ecosystem to WiMAX,
initiated in 2001, has 522 member                                                      subscriber needs will greatly boost
companies. Under its leadership,              Intel’s steadfast support to WiMAX       WiMAX network deployment.
the interoperability certification of       results from its confidence in the
the members’ WiMAX products                 future application of mobile Internet.       The PC industry features open
has made remarkable progress,               Internet development is ultimately         industrial standards. Therefore,
expediting product commercialization        driven by subscribers’ IT application      notebook computers, being the first
and network deployment, allowing            needs, which evolve from text, through     among terminal devices, achieved
WiMAX technology to be reasonably           picture to video, and in the future,       the support of WiMAX, representing
competitive while rapidly achieve           rich media based subscriber creation       the openness of WiMAX ecosystem,
scale economy. It is notable that           and application will prevail. These        which relies on low barrier intellectual
Chinese enterprises play an important       application needs pose increasingly        property admission strategy. For the
role in boosting the development of         higher requirements on Internet access     WiMAX ecosystem, the establishment
WiMAX industry. ZTE is one of the           anywhere anytime, especially those         of Open Patent Alliance (OPA)
pioneer Board members of WiMAX              from young subscribers. In terms           and its patent tool secures an open
Forum, and is the first company             of corresponding technologies, the         environment for WiMAX ecosystem.
winning a terminal contract valuing         technological upgrading of broadband       WiMAX industry hope stimulate
100 million USD for Sprint’s WiMAX          radio access from Wi-Fi to WiMAX           more innovation and new entrants
network (now merged into Clearwire)         meets the growing mobile Internet          into the WiMAX ecosystem via the
deployment. Currently ZTE has               application needs of subscribers.          simple, predictable and fair intellectual
achieved WiMAX networks for over                                                       property rights frameworks that OPA          WiMAX ™ Today                            network deployments in 135 countries,     effective mobile internet access in
40 operators in 26 countries.                 Different application needs have         set up.                                                                               and the number of WiMAX network           downtown Baltimore, Maryland.


                                                                                                                                    I
                                            different terminal forms to match them.                                                        n January 2008, the               deployments is still growing with the     According to recent WiMAX Forum
  A WiMAX technology advocate and           Mobile Internet application terminals        Looking forward, mobile WiMAX                     telecommunications industry       availability of approximately 1,700       market projections, there will be over
an ecosystem booster, Intel supports        in the future will include extensive       network deployment in US, Japan,                    proclaimed 2008 to be the         spectrum licenses across 140 countries.   130 million WiMAX users by 2012.
WiMAX in an all-round way: in terms         product types ranging from traditional     Russia, India and China Taiwan will          year of WiMAX™. As the first             According to recent WiMAX Forum
of technological standard, it supports      notebook computer and netbook to           be carried out this year, triggering a       4G technology to hit the market,         research, today’s deployed networks       Testing to Ensure Superior
mobile WiMAX to evolve towards              MID and intelligent mobile phone and       new round of WiMAX commercial
next generation technology (802.16m);       other handsets, as well as terminal        deployment tide across the world. A
                                                                                                                                    WiMAX provides a clear advantage         cover over 430 million POPs. Hundreds     Performance
                                                                                                                                    for operators who have been quick        of devices are already commercially
in terms of product development, it         devices for car, medical, insurance and    typical technology for new generation        to adopt and deploy the technology.      available or under development by           WiMAX products undergo WiMAX
develops chips for devices and boosts       other special purposes. The screens of     broadband radio access, WiMAX,
                                                                                                                                    WiMAX delivers mobile broadband          several dozen ecosystem vendors.          Forum Certification at designated
device interoperability and certification   these terminals range from around 14       boasting its outstanding performance
                                                                                                                                    service in both developed and            While the embedded WiMAX devices          labs around the world to ensure
test; in terms of industrial ecology,       to 3 inch. Intel’s strategy for this is,   and cost-effective, is leading the
                                                                                                                                    developing market segments on            are the fastest growing products,         interoperability and conformance to
it provides strategic investment            based on a unified Intel architecture      world’s mobile Internet technology.
for chip manufacturers, equipment           (IA), to provide corresponding             Meanwhile, emerging powers from              a wide array of devices. These           multi-mode mobile devices such as         the WiMAX standard. Our objective
manufacturers and operators in the          processors and chipsets for different      China, including ZTE, Huawei and             networks are commercially active         CDMA/WiMAX and GSM/WiMAX                  is to continue to grow our capability
ecosystem, boosting the optimization        types of terminals, including Intel®       the members of WiMAX Ecosystem               today, providing WiMAX operators         are already available from device         to deliver consumer satisfaction
and maturity of ecosystem; and in           Centrino® 2 processor technology           in Taiwan, are playing increasingly          and device suppliers the opportunity     manufactures.                             and facilitate new service models.
terms of intellectual property rights,      and Intel® Atom™ processor, thus           important roles on the global arena of       to reach more than four billion people     WiMAX technology supports a             Particularly we view WiMAX
it creates open patent pool and reduce      properly extending subscribers’            mobile Internet.                             around the world. As of January          broad range of applications and usage     Certification as an important ingredient
patent barrier.                             application experience on traditional                                                   2009 the WiMAX ecosystem boasts          models, from connecting remote            so that consumers can purchase
                                            Internet to mobile Internet.                                        ZTE WiMAX Insight   more than 450 commercial WiMAX           villages in India to providing cost-      products in retail outlets and then select



 12    WiMAX                                                                                                                                                                                                                                        WiMAX
                                                                                                                                                                                                                                                              13
      Insight                                                                                                                                                                                                                                       Insight
Industry Forum | WiMAX Insight

an operator for the WiMAX service.          established certification labs (see map      backwards compatible migration
The retail model is an excellent way to     below). The WiMAX Forum continues            path is in place. This will continue to
deliver a greater selection of innovative   to seek additional labs in key markets       protect operators and consumers as
and low cost products into the market.      to handle the anticipated certification      they deploy WiMAX today so that
Today, the WiMAX Forum has six              demand.                                      their products will work for many
                                                                                         years into the future. Mobile WiMAX
                                                                                         offers operators a time-to-market
                                                                                         advantage over other similar OFDMA-
                                                                                         based technologies that will not arrive
                                                                                         for years. We are living in an era of
                                                                                         unprecedented change – and WiMAX
                                                                                         is a change for the better. And it’s here
                                                                                         now.

                                                                                         About WiMAX Forum®
                                                                                           The WiMAX Forum® is an industry-
                                                                                         led, not-for-profit organization
                                                                                         formed to certify and promote the
                                                                                         compatibility and interoperability of
                                                                                         broadband wireless products based
Mobile WiMAX ™                              30 ms. There will be a fractional
                                                                                         upon the harmonized IEEE 802.16e/
                                            frequency reuse with inter-base
Roadmap                                     station coordination, enhancements to        ETSI HiperMAN standard. A
                                            location-based (LBS) and multi-cast          WiMAX Forum goal is to accelerate
  In early 2009, we will see Mobile         broadcast services (MCBCS).                  the introduction of these systems
WiMAX expanding to 20 MHz channel                                                        into the marketplace. The WiMAX
bandwidths with peak download               Meeting consumer demand                      Forum currently has more than
rates exceeding 144 mbps per sector.                                                     500 members globally, including
With support for closed loop (4x2)            As the demand for increasing high-         operators, component and equipment
MIMO, multi-hop relays and Femto            speed Internet access on the go grows        manufacturers, and many others in the
cells, reduced link-layer latency and       among consumers worldwide, WiMAX             communication ecosystem.
higher VoIP capacity, Mobile WiMAX          technology provides a clear solution to        WiMAX Forum Certified products
will meet all of the Next Generation        meet the mobile broadband needs of           are interoperable and support
Mobile Network Alliance (NGMN)              consumers everywhere. Consumers,             broadband fixed, nomadic, portable
requirements.                               accustomed to their home connections’        and mobile services. Along these lines,
                                            upload and download speeds, are              the WiMAX Forum works closely
WiMAX Fast Forward                          continuing to have their patience tested     with service providers and regulators
                                            by today’s slower wireless devices,          to ensure that WiMAX Forum
                                            and now demand access to their higher        Certified™ products meet customer
  In 2010, the WiMAX industry is
                                            speeds wherever they roam. WiMAX             and government requirements.
expected to transition to its next
                                            is the first 4G wireless technology            "WiMAX Forum," the WiMAX
release, which is based on IEEE
                                            available to meet the pent-up                Forum logo and the WiMAX Forum
802.16m, mirroring IMT-Advanced
                                            demand for mobile Internet. As a 4G          Certified logo are registered trademarks

                                                                                                                                      Opportunities Outweigh Risks
performance goals. Features will
                                            technology, WiMAX can provide three          of the WiMAX Forum. "WiMAX,"
include higher channel and VoIP
                                            times the performance of today’s 3G          "Mobile WiMAX," "Fixed WiMAX,"
capacity, higher user data rates with
                                            solutions, with the ability to scale to 10   "WiMAX Certified," and "WiMAX
advanced MIMO configurations at the
                                            times the performance with 802.16m.          Forum Certified" are trademarks of           ——An interview with Zhao Songpu, General Manager of ZTE's WiMAX products
mobile station including: (1x4), (2x2),                                                                                               ——An interview with Zhao Songpu, General Manager of ZTE's WiMAX products
                                                                                         the WiMAX Forum. Third-party
and (2x4) MIMO. This next release
will offer mobility for up to 500 km/       Backwards compatible and                     trademarks contained in this document
                                                                                         are the property of their respective
hr, improved link budget and cell           satisfy the demand today                     owners.
edge throughput, link layer latency
less than 10 ms and hand-off at about        Most importantly, Mobile WiMAX                                                           Zhao Songpu joined ZTE in 1998 and now serves as General Manager of the company’s WiMAX products.
                                                                                                                  ZTE WiMAX Insight   Yang Liangliang
                                                                                                                                      Formerly, he worked as Deputy General Manager of ZTE’s CDMA products. With over 10 years of experience in
                                                                                                                                      wireless communications, he has gained a deep insight into the wireless market, playing a key role in helping ZTE
                                                                                                                                      grow from a standard follower to a standard leader in the WiMAX field.
 14    WiMAX
      Insight
Industry Forum | WiMAX Insight                                                                                                                                                                                                  WiMAX Insight         | Industry Forum


A
          s t h e Wi M A X s t a n d a r d   and had deep communication with                and opportunities, despite the economic       network interference. ZTE has recently      can improve the spectrum utilization?                Multiplexing (OFDMA), MIMO and
          and its industry chain get         many operators. For example, we have           recession resulted from the financial        launched the industry’s first WiMAX              Zhao: Firstly, WiMAX has a range of              BF. Therefore, WiMAX stands in an
          more and more mature,              passed the Global MSF Interoperability         storm.                                       16e Remote Radio Unit (RRU) based            channel bandwidths, like 5MHz, 7MHz                  advantageous position in terms of future
the WiMAX technology has been                (GMI) test at BT’s site and won                                                             on BF4*8 Multi-Antenna technology.           and 10MHz. Our WiMAX equipment,                      technical evolution.
gradually changing our life. The             acknowledgement of BT. In 2009, we                 J: The WiMAX technology was              The RRU device supports dual carrier         which has just received WiMAX                           We h a v e r e c o m m e n d e d m a n y
WiMAX applications, for example in           hope that more operators will recognize        at first oriented to mobile broadband        discontinuous spectrum, enabling a           Forum 3.5GHz Wave2 certification,                    solutions for operators to choose. As
the United States, Saudi Arabia and          and trust ZTE’s products.                      networks. Is there any change in this        maximum bandwidth of 100MHz                  supports flexible configurations of                  our equipment is based on the Software
Libya, offer users exciting experience.                                                     orientation, since the WiMAX standard        expansion between uplink and                 these bandwidths. We are also the                    Defined Radio (SDR) platform, 2G/3G
What new WiMAX technologies will                J : W h a t ’s Z T E ’s v i e w p o i n t   and industry have become more mature?        downlink. It is a cost-effective solution    first vendor that has completed 5MHz,                network operators can upgrade the
be used this year to decrease the Total      concerning the impact of the financial             Zhao: Nowadays, the WiMAX                for operators using FDD spectrum.            7MHz and 10MHz bandwidths testing                    existing networks to 4G simply through
Cost of Ownership (TCO)? What                crisis on the WiMAX this year?                 industry is developing very fast, the           In fact, decreasing the TCO is only       procedures and we will support 3.5MHz                replacing a channel board and software
measures will be taken in the field             Zhao: In late 2008, we read some            industry chain is gradually getting          one aspect. It is of greater importance to   and 20MHz this year.                                 upgrade.
to enable future technical evolution?        news about WiMAX given up by some              mature. The initial orientation of           offer operators reasonable networking            S e c o n d l y, Wi M A X s u p p o r t s           At present, we are developing the
What impacts will the global financial       Western vendors. We regard this as the         t h e Wi M A X w a s b a s e d o n t h e     plan and proper combinations of              flexible networking, including Full                  16m technology, which takes into
crisis have on the WiMAX industry?           result of severe market competitions.          characteristics of the technology,           equipment. For example, we supply            Usage of Subchannels (FUSC), Partial                 account network convergence and aims
With these questions in mind, ZTE            While many mainstream vendors have             and little consideration was given to        integrated outdoor Base Transceiver          Usage of Subchannels (PUSC) and                      to be a candidate of IMT-advanced
TECHNOLOGIES interviewed Zhao                been losing profits in the telecom             terminals and user experience. As time       Station (BS), which is applicable to         Adaptive Modulation and Coding                       standards. We believe that WiMAX will
Songpu, General Manager of ZTE's             market, ZTE has witnessed continuous           goes by, many people realized that           hotspots and CBD areas in cities. For        ( A M C ) . T h r o u g h d i ff e r e n t s u b -   have a brighter future.
WiMAX product line.                          growth. Many traditional vendors had           WiMAX can do more. It can be used as         suburban and mountainous areas,              carrier allocation modes, the WiMAX
                                             to give up new, competitive markets            a fixed service to replace the traditional   where equipment room facilities are not      equipment can improve link quality                                             ZTE WiMAX Insight
   Journalist: Can you introduce the         and retain existing, profitable fields.        DSL mode, saving network construction        available, we offer outdoor cabinets,        and throughput. We also adopt other
global development of WiMAX in               The global financial crisis that broke         costs.                                       which integrate transmission, power and      advanced technologies, such as the
2008? What market achievements did           out last year further accelerated the              An operator can construct a WiMAX        air-conditioning resources, and it is only   Cyclic Delay Diversity (CDD) and
ZTE make?                                    decline of these vendors. The effects          network in three phases. In the first        necessary to place the BS equipment          FFR, to effectively enhance coverage
   Zhao: In the year 2008, WiMAX             of financial crisis on the market and          phase, the operator deploys WiMAX            in the cabinet. ZTE has always been          and decrease interference.
reached the eve of the explosive             the weakening of our competitors               for fixed access and hotspot coverage,       promoting customized solutions. For
development: more than 100 mobile            coexist. For ZTE, we expect both               to compete for the wireless broadband        different networking conditions and             J: We have seen constant evolution and
WiMAX networks were deployed and             opportunities and challenges this year,        market and major customers. The              demands of different operators, we           development of mobile communications
commercialized; 80 WiMAX vendors             and we believe opportunities outweigh          second phase is the nomadic phase            recommend customized, low-cost               systems. What about the WiMAX’s
dedicated themselves to the R&D and          challenges.                                    when the network covers target               solutions.                                   support for smooth network evolution?
production of WiMAX equipment; over             A question is: how will the financial       enterprises and residential areas apart                                                      Zhao: WiMAX has adopted many
480 terminals and system equipment           crisis influence the demands of end            from hotspot areas. In the third phase,         J: Nowadays, many operators are           key technologies, which are actually
were launched; the WiMAX industry            users, as it has caused a decrease of          the operator offers full mobile service      making efforts to improve the spectrum       future mobile technologies, for example,
chain became stronger and more               requirements in the marketplace? We            and seamless converge, helping users         utilization. What features of WiMAX          Orthogonal Frequency Division
mature. It is expected that there will be    can refer to the “potato theory”, which        experience uninterrupted WiMAX
explosive growth of WiMAX this year.         has recently become popular in the             network services.
ZTE made big achievements in the             economy field. According to this theory,
WiMAX field last year. By November           consumers will cut back on luxury                 J: What significant features of
2008, ZTE had deployed 30 WiMAX              consumption during this financial crisis;      WiMAX can effectively decrease the
networks in more than 20 countries           however, they cannot cut back on basic         TCO?
including developing countries in            consumption, as they must eat potatoes            Z h a o : Wi M A X a d o p t s m a n y
Asia Pacific and Africa, and high-end        every day. In the telecom field, mobile        advanced technologies to increase
markets in Europe, Japan and North           voice service is a basic need, and             network capacity and enhance
America.                                     broadband Internet, in both wireless and       coverage. For example, it makes
   As we know, long-term partnership         wireline options, is also a necessity. As      use of technologies like Multiple-
can not be established by one-time           the demand for broadband Internet, the         Input Multiple-Output (MIMO),
communication. In 2008, ZTE also             “potato”, keeps increasing, we believe         Beamforming (BF), and Fractional
cultivated many potential markets,           there will be growing market demands           Frequency Reuse (FFR) to tackle



 16     WiMAX                                                                                                                                                                                                                                                            WiMAX
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Industry Forum | WiMAX Insight                                                                                                                                                                                     WiMAX Insight      | Industry Forum

                                                                                                                                                                                    Zyxel, Gemtek, Jstream, AWB, USI,       Taiwan, Quanda, including markets,


    The Optimistic Growth of
                                                                                                                                                                                    Asus, Tecom and Alpha, which have       there are different needs for embedded
                                                                                                                                                                                    distributed their products across the   notebook, handset, multimodal card,
                                                                                                                                                                                    world.                                  MID and UMPC, etc.


    WiMAX Terminal Industry
                                                                                                                                                                                                                            As a leader in WiMAX industry, ZTE
                                                                                                                                                                                      WiMAX operators, due to different     is one of the few manufacturers capable
                                                                                                                                                                                    service types, have different needs     of providing end-to-end solutions.
    Zhang Yong                                                                                                                                                                      for WiMAX terminal types, primarily     Through self-research and cooperation,
                                                                                                                                                                                    including card, USB and CPE.            ZTE has launched diversified terminals
                                                                                                                                                                                    However, in North America, Japan,       that can satisfy the requirement of


A         s an important part of
          the WiMAX industry,
terminals have become increasingly
mature in terms of their equipment
                                                 manufacturers have contributed a lot
                                                 to the development of the terminal
                                                 industry. Some system vendors mainly
                                                 rely on terminal products based on
                                                                                             In recent years, WiMAX terminal
                                                                                           chip manufacturers have grown at a
                                                                                           remarkable pace. Two pacemakers,
                                                                                           Sequans and Beceem, have seen
                                                                                                                                      Figure 2 Beceem launched BSCM250


                                                                                                                                            Operator need
                                                                                                                                                                                    West Europe and other high-end

                                                                                                                                                                         ZTE’s terminal type           Picture
                                                                                                                                                                                                                            different operators.

                                                                                                                                                                                                                              Currently ZTE has established 5
                                                                                                                                                                                                                            independent IOT laboratories and
                                                                                                                                                                    Indoor CPE                                              offers the IOT test platform to WiMAX
manufacturers, chip manufacturers,               self-research, such as ZTE, Motorola,     increasing shipment. Terminal chips
                                                                                                                                                                                                                            terminal manufactures and awards
terminal manufacturers and operators,            Samsung, Alvarion, etc; others usually    such as Sequans SQN1130 and Beceem
                                                                                                                                         Fixed data service                                                                 test certificates to them, providing
in recent years.                                 adopt the terminals through cooperation   BCS200 have become mature enough
                                                                                                                                                                    Outdoor CPE                                             operators with more terminal choices
  In most commercial cases, it is the            with terminal manufactures, such as       to withstand large scale commercial
                                                                                                                                                                                                                            for large-scale commercial use. By
WiMAX equipment manufacturers                    Alcatel-lucent, Huawei, etc. On Mobile    network. With great achievements in
                                                                                                                                                                                                                            now, ZTE has conducted IOT tests
who provide end-to-end solutions.                World Congress Barcelona 2009, these      first generation chips in the market,
                                                                                                                                                                                                                            with more than 30 terminal device
Terminals, whether self-owned brand              equipment manufacturers showcased         chip manufacturers are launching                                         Card
                                                                                                                                                                                                                            suppliers.
or OEM, are provided to the operators            diversified terminals.                    their second generation chips, such
                                                                                                                                         Mobile data service
together. Therefore, the equipment                                                         as BCSM250 and BCS5200 launched
                                                                                                                                                                                                                              ZTE, as a member of the WiMAX
                                                                                           by Beceem, SQN1210 and SQN1220                                           Embedded notebook                                       Forum, is proactively pushing the
                                                                                           launched by Sequans, Nelson Peak by
                                                                                                                                                                                                                            industry for more healthy development.
                                                                                           Intel, GDM7205(2.5G) and GDM7213
                                                                                           (3.5G) by GCT, and WiMAX mobile
                                                                                                                                         Fixed voice service        WiMAX IAD
                                                                                           phone chip MT7108 by MTK. These                                                                                                                          ZTE WiMAX Insight
                                                                                           second generation chips are highly
                                                                                           integrated, with remarkably reduced
                                                                                                                                         Mobile voice service       WiMAX mobile phone
                                                                                           power consumption, supporting full-
                                                                                           band frequency, applicable to data card,
                                                                                           USB Dongle, CPE, MID, embedded
                                                                                                                                                                    Multimode card
                                                                                           notebook and WiMAX mobile phone,                                         WiMAX + HSPA
                                                                                           etc.further facilitating the development      Supplement to
                                                                                           by terminal manufacturers and terminal        existing network
                                                                                                                                                                    Multimode card
                                                                                           diversification.                                                         WiMAX + EV-DO
                                                                                             WiMAX terminal manufacturers
                                                                                           have undergone their development
                                                                                           more and more smoothly with the               Monitoring                 Mi100
                                                                                           deployment of a large number of
                                                                                           commercial networks in 2008 and
                                                                                           2009. With government support to              Low cost                   Windwo antenna + CPE
                                                                                           WiMAX, a dozen of WiMAX terminal
Figure 1 Some terminals showcased on Mobile World Congress Barcelona 2009                  manufacturers have appeared in             Table 1 ZTE’s different terminals for operators with different requirement



 18     WiMAX                                                                                                                                                                                                                                          WiMAX
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Case Study | WiMAX Insight                                                                                                                                                                                     WiMAX Insight      | Case Study


 Experiencing a Tour of
                                                                                                                     promote the development of broadband          and praised by P1. ZTE adopted new-          convenient and efficient WiMAX
                                                                                                                     communication, Malaysian government           generation distributed BS to construct       broadband access in different scenarios.
                                                                                                                     and Malaysian Communications &                the network rapidly; functionality tests     These solutions help to realize fast and


 Extreme-Speed Broadband
                                                                                                                     Multimedia Commission (MCMC)                  and KPI tests of the whole network           cost-effective network deployment in
                                                                                                                     issued four 2.3G WiMAX licenses               were passed; the pre-commercial              dense and key areas.
                                                                                                                     simultaneously in 2007. This has              network was running normally.


 in Malaysia
                                                                                                                     brought operators more opportunities          All these helped ZTE to smoothly               Professional network planning &
                                                                                                                     and challenges. What’s more, fierce           pass the strict tests given by P1 and        optimization guarantees a high-quality
                                                                                                                     competition in Malaysia broadband             strengthened P1’s determination              network. Networking with 3*10M
 ——ZTE helps P1 to make the largest WiMAX network in Southeast Asia                                                  communication market has been                 to build WiMAX network. After                makes full use of bandwidth, but it will
                                                                                                                     triggered.                                    comprehensive consideration and              easily cause inter-sector interference.
 Tao Xiaomin, Li Lanqing                                                                                                                                           evaluation on technique, business and        The reasonable solution is to minimize
                                                                                                                        Packet One Networks (Malaysia)             market development strategy, etc, P1         the interference through professional
                                                                                                                     Sdn. Bhd. (P1) is a subsidiary of             finally selected ZTE as the long-term        network planning & optimization
                                                                                                                     Malaysian Group “Green Packet”.               strategic partner in March 2009.             provided that the high-speed broadband
                                                                                                                     It specializes in WiMAX/WiFi                                                               network is guaranteed. ZTE did well
                                                                                                                     telecommunication service. In 2008,           Clinging to customer                         in the KPI tests and its capability of
                                                                                                                     P1 was the first operator in Malaysia                                                      network planning & optimization was
                                                                                                                     to launch WiMAX service and the first         requirements and quality                     highly recognized by P1.
                                                                                                                     operator in Southeast Asia to have            network
                                                                                                                     realized commercial WiMAX 802.16e.                                                         Creating a better future
                                                                                                                                                                     The distributed BS architecture makes
                                                                                                                                                                                                                together
                                                                                                                     ZTE - a long-term strategic                   networking flexible and efficient. ZTE
                                                                                                                                                                   distributed BTS is flexible to deploy,
                                                                                                                     partner                                       offers a green solution, and ensures            P1 always adheres to “Customer
                                                                                                                                                                   easy installation and use; meanwhile it      First” concept, providing premium
                                                                                                                       Facing this fierce market competition,      is fully compatible with the advanced        quality broadband services, and
                                                                                                                     there raises two questions: how to            functions of Wave 2 such as MIMO             establishing the brand image of future
                                                                                                                     construct a competitive network?              and HARQ. This totally helps to              industry leader. It attaches great
                                                                                                                     How to realize rapid development of           reduce the networking cost, accelerate       importance to high-quality network
                                                                                                                     user? P1 has put high requirements on         the network deployment, and enhance          construction, insists on principle
                                                                                                                     network: Firstly, as a new operator, site     the operator’s investment value to the       of early market penetration, and
                                                                                                                     resource is not sufficient; it is necessary   maximum extent.                              chooses mature products, solutions
                                                                                                                     to effectively control the investment                                                      and extraordinary engineering
                                                                                                                     on initial network construction and the          Excellent product performance             implementation to enhance user
                                                                                                                     long-term operation & maintenance             guarantees user experience. In order         experience.
                                                                                                                     cost. Secondly, it is very important to       to ensure the users in the commercial
                                                                                                                     build the network rapidly to develop          network to enjoy high-bandwidth                ZTE inherits P1’s concept, building
                                                                                                                     new users as fast as possible, which          data service, P1 required service test       up goals of “Simple, Premium-Quality,
                                                                                                                     requires extremely strong capability          in the trial network of 150 users per        Efficient”, solely constructs Phase II
                                                                                                                     of project deployment. Last but not           sector. The test result showed that          network for P1. Meanwhile, the IOT
                                                                                                                     least, exquisite broadband network will       ZTE performed best among the three           test center in Malaysia constructed by
                                                                                                                     attract excellent customers; the stability    vendors that had participated in the test    P1, Intel and ZTE has been completed,
                                                                                                                     of the high-throughput network should         in terms of system performance, total        giving a new impetus to development
                                                                                                                     be guaranteed. Therefore, selecting a         sector traffic, single user download         of WiMAX industry worldwide. ZTE,
Customer evaluation                     prime-quality deployment of the P1     demands for high-quality and high-    partner is the key factor for the success     traffic and download stability.              together with P1, will accomplish
                                        W1MAX network is crucial. P1’s         performance wireless broadband.       of P1.                                                                                     network deployment in 31 cities of


P
                                        appointment with ZTE is another step                                                                                         3D coverage solution makes an              Malaysia, constructing the largest,
         1 CEO Michael Lai:
                                        in crystallizing our commitment by     Background                              In July 2008, ZTE was short-listed          exquisite network. Besides the large-        fastest and best user-experience
         Our goal is simple – to
                                        accelerating the deployment of P1                                            by P1 for its Phase II project, a trial       scale macro BTS coverage solution,           commercial mobile WiMAX network
         make broadband a right
                                        W1MAX networks in more areas to                                              network. ZTE did an excellent job in          ZTE’s mature indoor coverage                 in Southeast Asia.
choice for all Malaysians. To deliver                                          In 2007, broadband penetration in
                                                                                                                     the testing and was highly recognized         solutions provides with even more
this commitment, the rapid and          meet the overwhelming consumer         Malaysia was merely 5%. In order to                                                                                                                       ZTE WiMAX Insight




 20    WiMAX                                                                                                                                                                                                                                WiMAX
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      Insight                                                                                                                                                                                                                               Insight
Case Study | WiMAX Insight                                                                                                                                                                                               WiMAX Insight     | Case Study

                                                                                                                                   climate and population distribution       construction. Moreover, this cabinet
                                                                                                                                   features put strict requirements to       can protect against high and low               ZTE has committed to R & D of
                                                                                                                                   network construction. By virtue of        temperature. It is able to stand 50℃ in      WiMAX and owned more than 600


      Broadband Oasis in the
                                                                                                                                   outstanding WiMAX strength and            the Sahara Desert.                           WiMAX-related patents. It is always
                                                                                                                                   good understanding of the local                                                        leading the industry in standard pre-



      Sahara Desert
                                                                                                                                   environment, ZTE offered WiMAX             During product design, ZTE focused          research, industry standard and
                                                                                                                                   end-to-end solution to fully satisfy      on low-TCO, green network and                equipment certification. ZTE is the
                                                                                                                                   LTT’s requirements.                       convenient installation. ZTE made            first company to win the 3.5 GHz
                                                                                                                                                                             every effort to satisfy the operator’s       equipment certification in the world
      ——LTT selected ZTE to build the first mobile WiMAX network in Africa                                                           By cooperating with GPTC, LTT           demands and maximize value for the           and also the first company to acquire
      Li Lanqing                                                                                                                   and Libyana since 2005, ZTE has           operator.                                    Wave II 2.5GHz/3.5GHz equipment
                                                                                                                                   accumulated rich experience in                                                         certification and 2.5GHz terminal
                                                                                                                                   building local networks. Following the      Firstly, ZTE adopted the structure         certification. ZTE's commitment to
                                                                                                                                   previous successful cooperation, ZTE      of the Universal IP Platform, greatly        R & D ensures advanced technology,
                                                                                                                                   was selected by LTT to build the first    reducing expansion, evolution and            high compatibility and reliability of
                                                                                                                                   mobile WiMAX network in Africa.           convergence costs. ZTE’s unique              ZTE WiMAX products.
                                                                                                                                                                             SDR technology based on Micro
                                                                                                                                   Best Solution Selection                   TCA supports technical upgrade and             With abundant experience in
                                                                                                                                                                             evolution through software/hardware          engineering execution, ZTE offered
                                                                                                                                     WiMAX - new wireless broadband          upgrade, thus reducing investment in         all-round network planning &
                                                                                                                                   access technology, has obvious            network upgrade. In addition, ZTE            optimization, site acquisition,
                                                                                                                                   technical advantages. It features high    BBU supports at most 12 carrier-             infrastructure, equipment installation
                                                                                                                                   access rate and large throughput. It      sectors, allowing network expansion in       and network operation & maintenance
                                                                                                                                   can obtain 17.85 Mbps DL and 3.74         the future.                                  service. Through regulated project
                                                                                                                                   Mbps UL peak rates (MIMO 2*2) at                                                       management model, uniform
                                                                                                                                   5M spectrum bandwidth. Compared             Secondly, ZTE WiMAX technology             deployment and rapid action, ZTE
                                                                                                                                   with other 3G technologies, WiMAX         leads the industry. The multi-antenna        built a high-quality and cost-effective
                                                                                                                                   can obtain higher broadband rate at the   technology supports 4T8R. With the           wireless broadband network for LTT.
Customer Comments                         (LTT) is a subsidiary of GPTC. It is        resource cannot meet the increasing
                                                                                                                                   same spectrum. Due to good mobility,      same coverage area, by using 8-antenna
                                          specialized in providing data services      market demands, the development


L
        TT CTO Abdul Nasir A. Al-         such as Internet. It was only providing     of wireless broadband has become
                                                                                                                                   high capacity and rate, QoS guarantee,    BSs, more than 12% BSs are saved             Confidence in Future
                                                                                                                                   perfect coverage solution and rich        as compared with using 2-antenna
        Tubuly,                           dial-up Internet access, VSAT, DSL,         a key issue for Libya to construct a
                                                                                                                                   multimedia and broadband data             BSs. The unique ultra long-distance             ZTE provided customized terminals
        “ZTE is a reliable partner.       WiFi and E-mail services. In August         broadband data network.
                                                                                                                                   services, WiMAX will help operators       coverage solution helped the operator        for LTT to rapidly explore the market
ZTE WiMAX products can provide            2007, LTT was determined to develop
                                                                                                                                   to rapidly explore the market.            to build networks in rural or remote         and promote WiMAX brand. ZTE
wireless coverage in all kinds of         wireless broadband service and carry          Libya is surrounded by the
                                                                                                                                                                             areas, for example, the big areas in         customized a series of terminals,
scenarios and satisfy our network         out tender and bid activities in the        Mediterranean Sea on the north and
                                                                                                                                     The complicated geographic and          the middle and south of Libya. It            designed personalized user interface,
construction requirements.”               WiMAX field. After careful survey,          extends deep in the Sahara Desert.
                                                                                                                                   climate environment in the north          can achieve a coverage radius of 19          and found new functions catering for
                                          LTT selected ZTE as its strategic           Except the green coastal areas (also
                                                                                                                                   of Libya rose to the challenge            kilometers.                                  the user demand on the client end.
Project Background                        partner to build the first WiMAX            densely populated areas), more than
                                                                                                                                   of equipment performance and
                                          network in Africa.                          90 percent of the country is desert
                                                                                                                                   engineering execution. ZTE WiMAX            Thirdly, ZTE's diversified indoor            After put into commercial operation,
  Libya is located in the northwestern                                                or half-desert dry plateaus where the
                                                                                                                                   end-to-end solution adopts key            solutions provide convenient and             LTT WiMAX network is running
corner of the African continent and       Opportunity or Challenge                    population is sparse. The different
                                                                                                                                   technologies such as MIMO, OFDMA          efficient WiMAX broadband access.            normally with good performance. The
borders the Mediterranean Sea to the                                                  types of landform result in different
                                                                                                                                   and efficient power amplification. With   ZTE’s mature Pico/Femto BS for               market promotion quickly spreads.
north. It lies across some of European      The mobile voice service in Libya         climates. For example, the coastal
                                                                                                                                   the BS supporting large coverage, a       indoor equipment features small size,        WiMAX network is attracting new
countries such as Greece, Italy, France   was offered by Libyana and Al-Madar.        lowland in the north of Libya features
                                                                                                                                   large number of BSs can be saved. The     convenient installation and wide             users. A lot of users have subscribed
and Spain. Libya is famous for its vast   As the telecom market grows, the            sub-tropical climate. It is hot and dry in
                                                                                                                                   large-capacity outdoor distributed BS     coverage area. It can be deployed            to the WiMAX service and purchased
territory and a long Mediterranean        mobile penetration soars to 110% and        summer, but warm and rainy in winter.
                                                                                                                                   cabinet integrates BBU, transmission      rapidly in densely populated or              WiMAX terminals. The high user
coastline. It has rich oil and natural    reaches close to saturation. The Internet   The inland in the south of Libya
                                                                                                                                   equipment, environment monitoring         imp or tan t ar eas . F o r th e ind o or    growth has raised LTT’s confidence in
gas, which are the main economic          becomes ubiquitous in the globe and         features tropical desert climate. It is
                                                                                                                                   equipment, ACD/DC conversion              environments where cable layout is           the prospect of WiMAX.
pillars and have created huge             influences people’s communication           cold in winter and hot in summer. The
                                                                                                                                   equipment and backup power supply.        not convenient, ZTE offers indoor
enormous wealth.                          habits. Because the broadband data          seasonal temperature difference and
                                                                                                                                   This cabinet can save the equipment       Pico solution based on power line
                                          in Libya is comparatively backward          the temperature difference between day
                                                                                                                                   room space and allow rapid network        transmission.
  Libya Telecom & Technology              and the existing wired broadband data       and night are very big. The landform,                                                                                                                       ZTE WiMAX Insight




 22    WiMAX                                                                                                                                                                                                                                         WiMAX
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      Insight                                                                                                                                                                                                                                        Insight
How to Operate | WiMAX Insight                                                                                                                                                                                 WiMAX Insight       | How to Operate

                                                                                                                                business which is to be conducted             As the market positioning is the            compete for the market share with



  Analysis on the Operating
                                                                                                                                in the first step of the development        first step in the process of market           low price as it uses EVDO technology
                                                                                                                                strategy, operator B shall focus on the     development, it is necessary to make          which provides wider bandwidth by
                                                                                                                                targeted markets described as follows:      an appropriate market strategy to             WiMAX, and on the other, KDDI
                                                                                                                                                                            attract customers. Then, what is the          is also the major shareholder of


  Strategy of WiMAX in
                                                                                                                                   (1) The new broadband users.             market strategy made by operator B ?          operator B. We can conclude by the
                                                                                                                                Athough the penetration rate of the                                                       price comparison that operator B
                                                                                                                                broadband business is high in the           Services and Pricing Strategy                 selected low price strategy but also


  High-end Market
                                                                                                                                market of Japan, there are still some                                                     took into account other factors such
                                                                                                                                potential users to be covered by the          Operator B released the trial business      as technologies to avoid the cutthroat
                                                                                                                                mobile broadband which is more              service in February and offered free          competition caused merely by price
                                                                                                                                attractive than the wired broadband for     service for the users from 23 districts       war.
                                                                                                                                its prompt and easy installation.           of Tokyo, Kanagawa Yokohama and
   Zhang Sihong, Ling Min
                                                                                                                                                                            Kawasaki who joined this promotion            Terminal Development Strategy
                                                                                                                                  (2)The existing mobile data card          campaign for a period ending at the
                                                                                                                                users. The users shall be attracted to      end of June. A flat price package of            In order to support the business
                                                                                                                                change their network by the offer of        4480.00 Yen per month was released            development, operator B has also
                                                                                                                                more rational and competitive price         after June 1 when the formal business         made complete terminal development
                                                                                                                                package.                                    operation began. The new operator             plan, which is to be implemented in
                                                                                                                                                                            selected the simplest flat price strategy     two steps. Firstly, to release its own-
                                                                                                                                  (3) The existing PHS data card users.     instead of complicated price model in         brand data card in the stage of trial
                                                                                                                                To attract the users who are more           order to establish its brand name and         for commercial use, and in the stage
                                                                                                                                                                            develop trust of the customers to its         of commercial use, to release the
                                                                                                                                concerned about user experience with
                                                                                                                                                                            products in the early stage of market         Laptop and the net-book with built-
                                                                                                                                the higher Mbps of WiMAX.
                                                                                                                                                                            entry because the price of 4480 Yen           in WiMAX. The handset mobile on-
                                                                                                                                                                            per month without limitation of traffic       line terminal shall be released in fall.
                                                                                                                                 (4) The wireless broadband in public
                                                                                                                                                                            can be an attraction to the high-end          Secondly, to release the dual-mode
                                                                                                                                areas. To attract customers with the
                                                                                                                                                                            users. It is estimated that the double flat   inner gateway of WiMAX and WiFi to
                                                                                                                                mobility feature of WiMAX, Operator         and the double flat light tariffs which       improve the indoor coverage capacity.
                                                                                                                                B expects to develop five million           are fairly popular in the market of
                                                                                                                                mobile broadband users in these             Japan shall be gradually released along         In the stage of trial for commercial


H
          ow shall we operate            territory of Japan by 2012. Then, what     resources as the vast majority of areas     markets by 2012.                            with the development of the business          use at present, operator B has released
          WiMAX, and what is the         shall we learn from such a leading         are covered by DSL and even optical                                                     to gradually cover the customers from         four types of data cards including
          appropriate business model     operator?                                  fiber. It is obvious that the positioning   II. The Market Strategy                     the high-end users to middle and lower        USB, PCMCIA and Express cards,
for WiMAX operation? To get the                                                     of wireless DSL is not appropriate for                                                  end ones.                                     the three data card application models
answer to these questions, we have to    I. What positioning should                 this market. Having recognized this                                                                                                   which are typically used today, in
refer to the operators from the high-    be made to step into a                     problem, operator B took two steps            Operators       Speed (downlink)        Monthly charge (JPY)        Technology          cooperation with Shinsei Corporation,
end market who will provide us with      potential market?                          to implement its business operation.
                                                                                                                                  Operator B      40 Mbps                 4480                        WiMAX               the indigenous manufacturer in Japan.
some information and lessons for us to                                              The first step is the development of                                                                                                  The four types of data cards are all
count and learn.                           It is critical for a WiMAX operator to   mobile broadband, or that is, to support      Emobile         7.2 Mbps                4980                        HSDPA               the own-brand of operator B and each
                                         seek an appropriate market opportunity     the full internet application of PC,                                                                                                  type has its unique advantage. For
  As an operator incorporated by         to develop its operation because the                                                     Docomo          7.2 Mbps                13000                       HSDPA
                                                                                    Laptop and net-books by means of                                                                                                      example, UD01SS is claimed to be the
Intel and other local financial groups   market positioning plays an important      USB Dongle or built-in WiMAX chip.            KDDI            3.1 Mbps                4410                        EVDO                lightest USB dongle in the industry and
with joint investment to specialize      role to determine the development          The second step is the application                                                                                                    UD01NA has a USB interface that can
in WiMAX business service and            strategy for an operator. There are        of handset multimedia, or that is, to         Softbank        7.2 Mbps                5985                        HSDPA
                                                                                                                                                                                                                          rotate 180 degrees.
a global largest WiMAX operator          three recognized application models of     develop handset based multimedia and
going ahead of mobile operator A in      WiMAX, namely wireless DSL, mobile         voice service along with the maturity         Through the comparative analysis of       than that of Emobile, a radical new           Network Coverage Strategy
Japan, operator B began to provide       broadband and handset multimedia.          of WiMAX based multimode terminal           the flat price of operator B and other      operator who provides HSPA, but at a
WiMAX wireless broadband service                                                    and the completion of WiMAX                 operators, we have found that the price     higher price than that of KDDI. Such            Operator B plans to establish its
on February 26, 2009 and is expected       Unlike most of the emerging market,      network coverage.                           of operator B is obviously lower than       price shall not bring any impact on the       network in three steps. Firstly, to set up
to set up 20000 base stations covering   the high-end market in Japan is rich                                                   those of the leading operators such as      existing business of KDDI because,            4000 base stations covering 50% of the
93% of the population within the         in copper wire and even optical fiber       With respect to the mobile broadband       Docomo and Softbank, and even lower         on one hand, KDDI does not need to            population in the key metropolis like



 24    WiMAX                                                                                                                                                                                                                                           WiMAX
                                                                                                                                                                                                                                                                 25
      Insight                                                                                                                                                                                                                                          Insight
How to Operate | WiMAX Insight


                                                                                                                                             ZTE Built a Quality
Tokyo, Kanagawa, Yokohama, etc.             resale to increase revenue.                 operator B. In the first and the second
from 2008 to 2009. Secondly, to set up                                                  scenario, each user shall pay 3300
14000 base stations covering 85% of                                                     Yen per month, the highest of all.



                                                                                                                                             WiMAX Network in North
the population in all the major cities                                                  Compared to the retail price of 4480
of the country from 2010 to 2011.                                                       Yen per month set by operator B itself,
Thirdly, to set up 18500 base stations                                                  we can conclude that there is an actual
covering 90% of the population of the                                                   difference of 1180 Yen between the


                                                                                                                                             Africa
country form 2012 to 2013.                                                              two prices. Therefore, the MVNO must
                                                                                        be strong enough in marketing capacity
   Apart from the outdoor network                                                       and cost control to maintain profit after
coverage, supplementary method of                                                       payment of cost for market operation,                Luo Yong, Shao Yan
Pico BS shall be used to improve the                                                    etc.. Each of the other three scenarios
coverage in some hot spots (such as         Figure 1 The five MVNO scenario models      has two price models named price A
subway stations, airport and busy           provided by operator B                      and price B respectively. Like model
indoor areas). In the first stage of the                                                1 and model 2, price A is charged per
network development, the operator             As indicated in Figure 1, operator        month on each user, but the monthly
worked with JR East Japan Corporation       B has designed five types of MVNO           rental is less than that in scenario 1 and
to set up 44 base stations along JR         models, each of which is determined         scenario 2. In mode B, certain basic
railway to cover the subway line. It also   by the amount of the network resources      rental is charged per month on each
set up indoor base stations in Haneda       rented by MVNO. The two models of           user and the rest shall be charged based
airport, the busiest airport in Japan and   type 1 and type 2 are suitable for the      on the traffic. This mode is suitable for
operates the WiMAX service at the           operators who have no experience in         MVNO which does not have too much
first tower and second tower at Haneda      network maintenance but are capable         traffic.
airport in April 2009. The operator will    of market operation and who have
use mobile repeater as a supplementary      no network resources of their own             In addition to the rental for the basic
method to improve the coverage of JR        but rent the network from operator B        network, the MVNO of type 3, type
subway line. In addition, operator B is     to focus on the promotion of brand          4 and type 5 shall charge rental based
also making efforts on the R&D of low       name products and the expansion of          on the interface mode classified into
cost improvement and the expansion          market. The third scenario is suitable      electricity connection and optical fiber
of the 802. 16j product covered by the      for the operators who have certain          connection. For electricity connection
network with an aim to consequently         network operation experience and            the price is 200 thousand Yen per
bring down the cost of the base             resources and rent the base network of      interface per month and, for optical
station and expand its communication        operator B but get access to internet       fiber connection, the price is 300
capacity.                                   by self-owned internet gateway. In          thousand Yen per interface per month.
                                            the fourth scenario, MVNO rents the         In addition, another 100 thousand Yen
III. Development of Mobile                  base network from operator B but            is charged per month for equipment
Broadband NVNO, a New                       build its own internet gateway and user     configuration because the network
Business Model                              authentication billing system (AAA).        gateway of operator B that is connected
                                            In the fifth scenario, the operator shall   with that of MVNO needs operational
  The Japanese government required          set up its own home agenda in addition      maintenance for data configuration.
the licensed WiMAX operators to             to building its own internet GW and
open MVNO service to other operators        AAA. We can conclude that the                 We can conclude from the above
when it granted the licenses to them        requirement for network capacity of         analysis that operator B, the leader
in order to promote the development         MVNO intensified from scenario 1 to         of WiMAX suppliers in the high-end


                                                                                                                                      A
of broadband market and improve the         scenario 5. Therefore, the operator may     market, has made great efforts on the                 high quality WiMAX network
competition mechanism. This is not          select appropriate model in accordance      research and exploration of market                    requires professional and
only a limitation of competition but        with the requirement for MVNO.              positioning, market development                       meticulous network planning.
also a provision of opportunity for                                                     strategy and the innovation of MVNO           Meanwhile, special key technologies
operator B to release another business       The price model varies with different      business model, which is a good               and application needs of WiMAX
model. By MVNO mode, operator               scenarios. Generally speaking, the          example for many perplexed WiMAX              network bring new challenges to
B can not only obtain users by retail       MVNO that rents more network                operators to follow.                          network planning.
but also provide wholesale service by       resources shall pay more rentals to
                                                                                                                  ZTE WiMAX Insight




 26    WiMAX
      Insight
How to Operate | WiMAX Insight


                                                                                                                                            Out to Win
Challenges for WiMAX network                       some WiMAX commercial contracts              spectrum scanning and interference
planning include:                                  are won. In particular, the great success    analysis, providing the customer
                                                   in WiMAX commercial network in               with rich analytical documentation
   the way to maximally use the                    Libya, North Africa is significant,          and removing interference upon base
spectrum resources obtained by the                 creating a classic WiMAX network.            station activation, winning time for        ——Analysis on Low-TCO Network Strategy of WiMAX
operator to improve system capacity                Refined WiMAX network planning               network commercialization.
within limited bandwidth;                          begins with demand analysis. Libya is                                                    Hu Yumin, Chen Min
                                                   located in the north of Africa, covering       In terms of topology, based on radio
   to minimize the number of base                  an area of 1750,000 sq m, 94% of             propagation model, comprehensive
stations without compromising                      which is desert or half desert. ZTE’s        planning and design tools are used to
capacity and service quality so as to              network planning team, according to          generate network topology. Effective
reduce construction and maintenance                the geography, distribution of urban         network planning tools are one of the
costs;                                             buildings and the customer’s coverage        key factors to ensure network quality.
                                                   requirement, rationally determined           ZTE has developed a series of planning
   to maximally reduce intersystem                 the borders and features of coverage.        optimization tools (ZXPOS) for
interference to achieve required                   Meanwhile, according to the existing         WiMAX network, primarily including
service quality and provide maximum                frequency bandwidth, estimated               CNP, CNS, CNT, CNA and CNO.
capacity;                                          number of subscribers, traffic model,        CNP, CNS, CNO are primarily used
                                                   MIMO configuration, edge uplink rate         in the network planning stage of the
   and to achieve radio coverage with              requirement, building penetration loss,      Libya project.
maximum time and places in the                     edge coverage, area coverage, standard
service area.                                      deviation and other parameters                 In the site survey stage, ZTE's
                                                   acquired by the customer, also taking        network planning team, by site survey
  ZTE has applied its sophisticated                into account existing base station           and discussion with the customer,
2G/3G radio network planning                       height or estimated antenna mounting         helped the customer to solve problems
experience to WiMAX network                        height, terminal type, terminal              in land requisition and construction,
planning, particularly achieving                   mounting height and feeder loss, an          etc., both reducing engineering cost,
innovations one after another in                   accurate link budget sheet is prepared.      expediting project progress, and being
frequency planning, multi-antenna                                                               highly recognized by the customer.
technology, interference control and                 In terms of radio environment
network planning tools, etc. Currently,            analysis, spectrum scanning is carried         In the emulation verification stage,
taking into account the characteristics            out for the planned area to ensure the       based on the emulation result, the best
of WiMAX network planning, a                       availability of the spectrum resources       scheme was selected out of optional
series of planning optimization tools              acquired by the customer. In the Libya       schemes. ZTE’s network planning
(ZXPOS) have been developed,                       project, to provide the customer with        team, by times of emulation, found
primarily including CNP, CNS, CNT,                 a high precision network planning            the system’s radio parameters best
CNA and CNO, which are respectively                solution, ZTE’s WiMAX network                securing high network quality, further
used in each stage of network                      planning team did a lot of work in field     guaranteeing network construction and
construction. Currently this series of             strength test, obtaining the forecast        coverage quality.
solutions have been successfully used              model accurately describing the local
for global major operators, including              radio transmission environment, thus           With the completion of more
STC in Saudi Arabia, TATA and                      greatly improving the creditability of       interoperability certifications and the
BSNL in India, China Telecom, China                planning emulation and being highly          decreasing of terminal prices, the
Mobile and China Unicom.                           praised by the customer. Meanwhile, in       commercial deployment of WiMAX
                                                   the field strength test, it was found that   network will be expanded rapidly
  Up to January 2009, ZTE had                      serious interference existed outside the     around the globe. ZTE will continue
discussed with over 100 operators                  system in the service area. Therefore,       to focus on customer needs, and create
across the world on WiMAX standard,                the customer needed to refer this            more classic WiMAX commercial
network planning and construction.                 problem to the local radio authority         networks for operators through refined
In Asia-Pacific region, Middle East,               with sufficient data support. ZTE’s          WiMAX network planning.
E u r o p e , R u s s i a , U S A a n d L a ti n   network planning team proactively
America, test systems are built, and               coordinated with the customer in
                                                                                                                        ZTE WiMAX Insight




  28     WiMAX
       Insight
How to Operate | WiMAX Insight                                                                                                                                                                                 WiMAX Insight      | How to Operate


O        ver the recent years,             investment.                                 the appropriate product portfolios          which we are living are suffering the                                                 network all over the world, won the
         competition in the telecom        Network Construction and                    according to the different scenarios.       pain incurred by such a heavy burden.         In addition, Owing to the IP65          awards granted by BBWF and GSMA.
         industry has been intensified.    Deployment Stage                            These products are supported with           It is the duty of every one of us to save   level of protection, extremely wide
Despite the richer and richer services     — How to Reduce the                         various flexible and efficient solutions    energy and reduce emission. Through         range of temperature, the back-up           The ZTE WiMAX product based
provided, telecom operators have seen      Total Cost of Site                          for indoor and outdoor installation and     energy saving and emission reduction,       mechanism of the key board and            on the unified SDR platform can
slow increase, or even decrease, of the                                                deployment to meet the requirements         we can not only effectively reduce          modularization design, which enable       support multi-frequency, multi-
Average Revenue Per User (ARPU).             In the network construction and           of the operators.                           energy consumption and save operation       high reliability and easy-maintenance     wireless systems including 2G, 3G,
They are pay increasing attention on       deployment stage, the key factors that                                                  cost but also make contributions to         of the equipment, can minimize the        16m and LTE and can support smooth
how to decrease the network's Total        influence TCO is no other than the            ZTE’s base station equipment adopts       natural conservation by recovering the      maintenance cost.                         evolution to LTE/16m. It has met the
Cost of Ownership (TCO) through            total cost of site.                         the Software Defined Radio (SDR)            eco-system of the earth.                                                              operators’ needs for network upgrade
saving the Capital Expenditures                                                        technology, it enables the WiMAX and                                                    Network Upgrade and                       and evolution, extended the lifetime
(CAPEX) and Operation Expenditures           It is noticeable that the cost of major   the 2G/3G equipment to share the same         In the areas where there is limited       Evolution Stage                           of the system equipment, evaded the
(OPEX).                                    wireless equipment makes up only            site, the same cabinet and the same         resources of the traditional transmission   — How to Reduce the Cost                  investment risk and minimized the cost
                                           30% of CAPEX, because the costs             transmission to save the site room and      like microwave and optical fiber, the       of Upgrade and Evolution                  of network upgrade and evolution.
Analysis of WiMAX                          of the site acquisition, civil works,       to reduce the construction cost and         operators have paid high transmission
Network TCO                                and equipment installation are higher       rental expenses.                            cost no matter they have built or rented      During the network upgrade and          Conclusion
                                           and even more than 50% of the                                                           them. If various transmission resources     evolution stage, the key factors that
  For an operator, the TCO includes        total cost. Therefore, the cost of the        The most effective way to reduce the      are suitably and flexibly used by the       influence TCO are the cost of upgrade       Under the circumstances of the
CAPEX and OPEX. In constructing            supplementary equipment and the             number of the station is to increase        base station equipment, this problem        and evolution.                            global financial tsunami and facing
and operating a WiMAX network,             expenditures on site installation and       the coverage of each station. By using      can be easily solved.                                                                 the ever intensifying competition in
CAPEX mainly consists of purchase          deployment are more concerned about         MIMO, Beamforming, CDD and                                                                Because of the uncertainty of the       telecommunication Industry, you can
and construction expenditures.             by the operators.                           other industrially leading coverage           In order to reduce the high cost of       network evolution and frequent change     only win over the competitors by
Purchase expenditures cover                                                            enhancement technologies, ZTE can           labor and equipment maintenance, the        of standard evolution brought about       applicable low TCO strategy which
the purchases of WiMAX and                   It is obvious that the most effective     effectively enhance single station          operators are eager to seek the highly      by the diversity of wireless systems,     take into account the key factors that
supplementary equipment as well as         way to reduce the total cost of site is     coverage by 20-40%. The use of              reliable and maintainable and cost-         the new technology and standard often     influence TCO in the stages of network
upgrade and expansion equipment            to reduce the number of sites, bring        MIMO 2T4R, against the normally             effective base station equipment.           enter the market when or before the       construction and deployment, operation
in the later phase. Construction           down the cost for the construction of       used 2T2R, can achieve a coverage                                                       network established by the operators      and maintenance and upgrade and
expenditures cover site acquisition,       the major equipment and minimize            gain of above 4 dB and reduce the             ZTE WiMAX products use board              based on the former technology begin      evolution to maximize the value with
civil works, and equipment                 the expenditures on the installation        number of stations by over 45%.             design featuring improved power             to gain profit. The operators shall       limited investment.
installation. OPEX is indirect costs       and rental of the equipment incurred        Beamforming 4T8R, against 4T4R,             amplifier efficiency, high integrity        not be able to afford the high cost of
related with routine network operation     by their occupied space. Less number        can get a coverage gain of above 2-3        and low power consumption, as               the technology upgrade incurred by          Supported by the extensive R&D
and maintenance. Operational               of sites means the corresponding            dB and reduce the number of stations        well as RRU natural cooling, BBU            the failure to smoothly upgrade their     experience in GSM, UMTS, CDMA
expenditures cover the expenses on         supplementary equipment will also be        by above 30%.                               intelligent temperature control             established network to meet the new       and TD-SCDMA systems in wireless
site rental, transmission rental and       saved. This can significantly decrease                                                  technology, intelligent power saving        technology and standard.                  communication industry, ZTE has been
power consumption.                         the operators’ CAPEX and OPEX.              Network Operation and                       algorithm and other methods. All these                                                focusing on the study of minimizing
  According to the process of network                                                  Maintenance Stage                           help the customer to reduce energy            How to best protect the investment      operaor’s TCO based on the analysis
development, we can divide the               As a pioneer of WiMAX Industry,           — How to Reduce the                         consumption in an all-round way and         and reduce the cost of upgrade and        of TCO model and framework when
lifecycle of wireless network into three   ZTE has made every effort to reduce         Expenditures on Operating                   create a truly green, energy saving and     evolution? Operators have to select       designing and developing WiMAX
stages, namely network construction        the total cost of site in the early stage   and Maintenance                             environmentally friendly network.           the products which can best satisfy       products. It has embodied its low TCO
and deployment stage, operation            of product design to help operators                                                                                                 the needs for radio network evolution,    concept in its product design, system
and maintenance stage and upgrade          reduce the expenditure on equipment           During the network operation                ZTE provides a variety of flexible        superimposition and convergence.          network development and network
and evolution stage. The key factors       and operating maintenance,to meet           and maintenance stage, the energy           and innovative solutions to meet the        Expand flexibly to support multi-         evolution by taking into account the
that influence TCO are different in        operators’ needs to build the network       consumption, transmission cost              operators’ requirements, which can          frequency, multi-system, and multi-       characteristics in each stage of wireless
each stage of the network lifecycle.       site at lower cost.                         and equipment maintenance and               make full use of the indoor Ethernet        network overlay; Upgrade smoothly         network lifecycle to save and protect
Through the analysis of the key factors                                                management cost, which form the cost        and power line to realize transmission      to best utilize the existing equipment    the operators’ investment and keep on
that influence TCO in each stage of          Supported by a most complete              of operations and maintenance, are the      and transmit clock signal through           and protect the existing investment to    maximizing the value for the operators.
the network lifecycle, we can help         series of base stations in the industry     three key factors that will reduce profit   IEEE1588 technology, and the unique         smoothly upgrade into LTE/16m in the
the operators better manage the value      including distributed base station, low-    of the network operation.                   WiMAX self-transmission solution            future.
generated by their investment and the      cost integrated base station and low-         It is all known, not to mention the       can even provide the operators who are      The unified SDR based platform
total cost in each phase of the network    cost indoor/ outdoor Pico base stations,    evidence of startling data, that the        short of transmission resources with        innovated by ZTE is applicable to all
lifecycle to continue maximizing such      ZTE is trying to reduce operators’          operators have spent so much on             an approach to the reduction of the         kinds of wireless network.. It had been
value by reducing and protecting their     capital expenditure by providing            energy that both they and the earth on      transmission rental.                        deployed massively in commercial
                                                                                                                                                                                                                                                  ZTE WiMAX Insight




 30    WiMAX                                                                                                                                                                                                                                         WiMAX
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      Insight                                                                                                                                                                                                                                        Insight
Solution | WiMAX Insight                                                                                                                                                                                                WiMAX Insight            | Solution

                                                                                                                                                                          coverage solution, by using                support services for wide area
                                                                                                                                  Ranging test algorithm                  abovementioned technologies, greatly       coverage oriented network planning,
                                                                                                                                  What is the most difficult to achieve   enhances single base station coverage.     network optimization and project



         Efficient in Vast Areas
                                                                                                                                ultra-long-distance coverage in the       The use of MIMO 2T4R, against              implementation, and can prepare
                                                                                                                                WiMAX system is how to determine          the normally used 2T2R, can get            feasible solutions for different
                                                                                                                                and calibrate the distance between base   a coverage gain of above 4dB and           radio propagation environment and
                                                                                                                                station and terminal, and distinguish     reduce the number of base stations         complicated topography.
         ——Creating Quality Networks for WiMAX Ultra-Long-Distance Coverage                                                     between all terminals within the          by over 45%. Beamforming 4T8R,
                                                                                                                                covered cell. ZTE WiMAX proposed          against 4T4R, can get a coverage gain        Customized services
         Chen Min                                                                                                               industrially leading Ranging test         of above 2-3dB and reduce the number         According to the development
                                                                                                                                algorithm that overcomes ambiguous        of base stations by above 30%. This        of areas under ultra-long-distance
                                                                                                                                test phase upon excessively long          helps the customer to heavily reduce       coverage, ZTE also provides tourism
                                                                                                                                distance between terminal and base        the investment in equipment as well as     information, video surveillance,
                                                                                                                                station. Combined with highly sensitive   operation and maintenance costs.           positioning and navigation and other
                                                                                                                                receiver and flexible measurement and                                                customized solutions to help operators
                                                                                                                                adjustment technology, it can properly      Rapid and flexible installation          to better meet customer needs, provide
                                                                                                                                meet ultra-long-distance coverage           The base station for ZTE WiMAX           diversified services to improve ARPU
                                                                                                                                needs.                                    ultra-long-distance coverage is small,     value.
                                                                                                                                                                          with low power consumption, for
                                                                                                                                 Multi-antenna coverage                   outdoor application and featuring          Application case
                                                                                                                                enhancement technology                    flexible installation, can help you to
                                                                                                                                  ZTE WiMAX ultra-long-distance           rapidly deploy the network, remarkably       ZTE WiMAX ultra-long-distance
                                                                                                                                coverage solution uses MIMO,              save space and reduce base station         coverage solution has been tested and
                                                                                                                                Beamforming, CDD and other                installation and renting costs.            commercialized with China Unicom,


I
       n today’s increasingly              lake and plain areas.                      in areas under ultra-long-distance        industrially leading coverage                                                        BSNL, KCell and other operators,
       competitive world, an urgent          The communication in these areas         coverage with low cost and high           enhancement technologies to                Green, energy saving and                  achieving favorable effects and
       issue faced by telecom operators    features low subscriber density, small     quality has become a big concern of       effectively enhance single base station   environmentally friendly                   obtaining rich experience.
is, for areas under ultra-long-distance    capacity and growing needs for data        operators.                                coverage by 20-40%. Currently in the        ZTE WiMAX ultra-long-distance              In the trial of BSNL in India, ZTE
coverage, how to use less equipment        service, with a distance for coverage of     If we can find a technical solution     industry, only ZTE can support 4T8R       coverage solution uses board design        WiMAX ultra-long-distance coverage
to achieve long distance or even           dozens of kilometers, and radio signal     that remarkably improve base station      Beamforming solution.                     featuring improved power amplifier         solution achieved a coverage of over
ultra long distance coverage, and          propagation primarily of line-of-sight.    coverage, and meet network needs for                                                efficiency, high integrity and low         18km. In the KCell trial, a coverage of
how to use less base stations, fewer         For wide area coverage in these          ultra-long-distance coverage with the       Array of high gain antenna              power consumption, as well as RRU          over 19.8km was achieved.
investment and more flexible network       areas, if normal macro cell or micro       deployment of less base stations and        ZTE WiMAX ultra-long-distance           natural cooling, BBU intelligent
construction and maintenance mode          cell base stations are used, a large       less investment; if we can find a base    coverage solution uses a series of high   temperature control technology,
to meet the growing voice and data         number of base stations are required to    station that is small with low power      gain antennae respectively on base        intelligent power saving algorithm and
service needs of subscribers distributed   achieve satisfactory effects while the     consumption, and flexibly mountable       station and terminal sides to further     other methods. To address the difficulty
in special areas and improve ARPU.         capacity is unlikely to be effectively     outdoors without being required to        enhance coverage. The use of high         in power supply in some ultra-long-
                                           used, remarkably increasing network        meet strict requirement for equipment     gain antenna on base station side can     distance coverage applications, remote
Difficulties in WiMAX                      construction and operation costs; and      room installation; if we can carry out    acheive a gain of 17.5dBi. High gain      power supply mode for base station
wide area networking                       normal base stations have stringent        diversified services according to the     antenna is also used on the terminal      equipment can be provided. All these
                                           requirement on site conditions, thus       characteristics of these ultra-long-      (for example, panel antenna gain can      help the customer to reduce energy          ZTE WiMAX achieved ultra-long-distance
  Ultra-long-distance coverage refers      increasing operation cost and leading      distance coverage areas to rapidly        reach over 12dBi), and by hanging         consumption in an all-round way and        coverage of 18 km in the trial of BSNL in India
to the coverage of vast areas other        to the failure of many distant areas to    improve ARPU; then all challenges         outdoor terminal antenna higher, the      create a truly green, energy saving and
than dense urban area, normal urban        meet site installation requirement.        will be readily solved and the classic    signal transmission distance between      environmentally friendly network.          Conclusion
area, suburb and township, mainly                                                     network for ultra-long-distance           base station and terminal is further
including plain, mountainous area,                                                                                                                                                                                   As a leading equipment and solution
                                           Creating classic network                   coverage will be built.                   increased, thus expanding coverage.       Professional services                      provider in WiMAX industry, ZTE,
desert, adjacent sea, lake, grassland      for WiMAX ultra-long-                        As a leader in WiMAX industry, ZTE
and rural area. With economic and                                                                                                                                         acting as backing                          while boasting its leading technologies,
                                           distance coverage                          has been committed to such research
                                                                                                                                Flexible cost-effective                                                              professional services and customized
social development, these areas                                                       and proposed an innovative solution for
under ultra-long-distance coverage           With the deployment of WiMAX             WiMAX ultra-long-distance coverage.
                                                                                                                                networking solution                        Professional network planning and         solutions, is committed to creating
are generating growing needs for           network construction, the way to
                                                                                                                                serving as a foundation                   engineering services                       classic networks of ultra-long-distance
                                                                                                                                                                            ZTE has rich experience in network       coverage for operators.
mobile communication, especially           address these challenges and achieve
economically developed adjacent sea,
                                                                                      Outstanding technology                     Reducing cost of investment              planning, network optimization
                                           network deployment and operation           serving as safeguard                       ZTE WiMAX ultra-long-distance            and engineering, provides technical
                                                                                                                                                                                                                                                   ZTE WiMAX Insight




 32    WiMAX                                                                                                                                                                                                                                           WiMAX
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      Insight                                                                                                                                                                                                                                          Insight
Solution | WiMAX Insight                                                                                                                                                                                                  WiMAX Insight        | Solution

                                                                                    is ZTE’s ideas about WiMAX                    In case of the sporadic deployment        2G/3G mobile operator, it depends: in       network by Sprint-Clearwire, a top
                                                                                    networking based on our experience in       of Pico BS/Femto, high precision            a better condition, some transmission       operator in USA, will greatly influence



      Great
                                                                                    radio network construction.                 indoor GPS scheme can be used for           resources such as FE and E1/T1              global WiMAX industry. ZTE
                                                                                                                                time synchronization. The receiving         may be available, while in a worse          WiMAX’s indoor coverage system
                                                                                    I. Technological                            sensitivity of high sensitivity GPS         condition, the transmission resources       equipment have successfully entered
                                                                                                                                receiver can reach -160dBm. Therefore,      may be far from meeting WiMAX data          into Sprint-Clearwire and is now


      Achievements
                                                                                    innovation tackling the                     using indoor GPS antenna can ensure         transmission requirement.                   working together with U.S. biggest
                                                                                    traditional difficulty                      that the synchronized signals outputted                                                 enterprise solution pioneer to form the
                                                                                                                                from GPS can meet WiMAX system                For the difficulties mentioned            WiMAX enterprise solution industry


      in a Small World
                                                                                     WiMAX is a TDD system. For indoor          requirements, while a normal GPS            above, ZTE has given a flexible             model. On the Christmas eve of 2008,
                                                                                    coverage, the first step is to acquire      receiver has a receiving sensitivity of     and fast solution. For fixed network        all test items of Pico BS were passed at
                                                                                    time synchronization. Traditional GPS       only -143dBm, requiring outdoor GPS         and cable operators, they can make          Sprint Pico trial.
      ——An Analysis of WiMAX Indoor Coverage Solution                               solution, due to the restriction and high   antenna to secure its performance.          the most of existing DSL, Ethernet,
                                                                                    cost of telecom construction, as well                                                   optical fiber and cable resources,            UQC, a major WiMAX operator
      Liu Min                                                                       as the difficulty in GPS antenna feeder       In addition, ZTE’s Pico BS for            with equipment directly integrating         in Japan, has put lots of attention in
                                                                                    layout, has very limited applications.      indoor coverage can support flexible        corresponding transmission interfaces       indoor coverage with planning more
                                                                                                                                subcarrier distribution and networking      thus achieving flexible deployment          than 9000 Pico BSs in 2009 and 19000
                                                                                      Facing the difficulty to acquire time
                                                                                                                                mode, FFR technology, adjacent signal       and capacity expansion. For some            Pico BSs in 2010 to enhance coverage
                                                                                    synchronization, ZTE creatively
                                                                                                                                measurement as well as frequency            historical buildings or those that do not   not only for outdoor scenario but also
                                                                                    proposed two solutions, namely, using
                                                                                    ToP technology or high sensitivity          justification and optimization to           allow wall penetrating and rewiring,        indoor scenario. ZTE, as a leader in
                                                                                    GPS, for indoor Pico BS/Femto.              minimize the interference in indoor         ZTE uses broadband power line               this field, has started coorporation with
                                                                                                                                coverage. These enhanced technologies       (BPL) technology where ubiquitous           UQ since 2008 and its advancement
                                                                                      Based on IEEE1588 protocol, ToP           effectively remedy the inherent             power lines are used as plug-and-           has won high credit from customers by
                                                                                    technology can solve indoor GPS             deficiency of indoor conditions             play transmission media, remarkably         successfully gaining the LOI lately.
                                                                                    antenna installation and indoor             and bring great gain to coverage            shortening network construction
                                                                                    coverage problems through packet            performance.                                period, reducing construction cost,         Conclusion
                                                                                    network transmission and clock                                                          and allowing the operator to make
                                                                                    synchronization recovery. Besides,                                                                                                    Due to the characteristics of WiMAX
                                                                                    ZTE ToP server can also intelligently
                                                                                                                                II. Adjustable solutions,                   profit rapidly. Besides the reduction of
                                                                                                                                                                                                                        technology and service, WiMAX
                                                                                    adjust the parameters of ToP algorithm      rapid profit-making                         OPEX in the initial networking period,
                                                                                                                                                                                                                        network is totally different from 2G/3G
                                                                                                                                                                            ZTE also helps the WiMAX operator
                                                                                    according to the characteristics of                                                                                                 network using outdoor first and then
                                                                                                                                  The second difficulty faced by indoor     to effectively reduce CAPEX through
                                                                                    different transmission mediums, so                                                                                                  indoor deployment mode. WiMAX can


I
                                                                                    as to better satisfy WiMAX network          coverage is how to solve the backhaul       unified network management and
       ndoor coverage is the main         coverage accounts for only 20% of all                                                                                                                                         realize indoor and outdoor deployment
       battlefield for high density       covered area, over 70% of data service,   synchronizations requirements. ZTE is       problem of R6 interface, and provide        charging.
                                                                                                                                a cost-effective and fast deployment                                                    simultaneously, or first starts from
       and differentiation among          especially high speed data service,       the first vendor supporting IEEE1588
                                                                                                                                                                                                                        hotspot and indoor coverage then to the
operators, especially for WiMAX.          occurs indoor, so indoor coverage is      time synchronization solution on            solution. Existing indoor transmission      III. Success stories in the                 whole metropolitan area network, wide
On the one hand, because of the           decisive to network quality.              commercial base stations. ToP server        resources have two features: diversity      high-end market                             area network and even the nationwide
spectrum characteristics of WiMAX,                                                  can support GPS signal provision and        and limitedness. Different operators
where currently in the world, major         As seen from the experience of          distribution upon regional coverage.        have different indoor transmission            KT in South Korea, Sprint-Clearwire       network. In all, for WiMAX, indoor
spectrums of WiMAX include 2.3G           mobile operators’ 3G indoor station                                                   resources, but to a specific application,   in USA and KDDI (UQC) in Japan              coverage is more important.
, 2.5G and 3.5G, and the fact that        construction, time synchronization,                                                   the resource is mostly limited. For a       are three major pioneers in WiMAX
the higher the frequency band, the        backhaul transmission and network                      GPS                                                                                                                      ZTE is willing to work with operators
                                                                                                                                fixed network operator, Ethernet or         industry. Their development modes
greater the propagation loss and          deployment will be major challenges                                                                                                                                           to technically break the restriction of
                                                                                                                                optical fiber resources are normally        and successes serve as models for and
penetration loss of radio wave in         faced by post-3G system in indoor                                                                                                                                             traditional indoor deployment, and
                                                                                                                   Pico BS
                                                                                                                                available in the building; for a cable      are decisive to the whole WiMAX
the free space, so as compared with       coverage. How shall operators face               GPS   PP1s
                                                                                                                                                                                                                        use feasible engineering deployment
                                                                                                                                operator, normally only cable resources     industry. From 2007, ZTE has
2G/3G network, WiMAX outdoor              up to the challenges and survive                 IEEE 1588                                                                                                                    schemes to reduce indoor coverage
base stations have greater difficulty     indoor coverage competition with                   Server                Pico BS
                                                                                                                                are available in the building; for an       successively entered Sprint in USA
                                                                                                                                                                                                                        cost, expedite networking and help
in solving indoor coverage. On the        technological innovation and feasible                                                 emerging operator, wired resources are      and UQC in Japan, starting its success
                                                                                                                                                                                                                        operators to get ‘maximum’ success in
other hand, according to the statistics   solutions, and finally maximize the                                                   largely unavailable within the last mile,   stories in the high-end market.
                                                                                                                                                                                                                        ‘small’ indoor coverage world.
of NTT DoCoMo, although indoor            return on investment? The following       Figure 1 Working mode of IEEE1588 server    so as in the building; for a traditional     The world’s first WiMAX commercial
                                                                                                                                                                                                                                                 ZTE WiMAX Insight




 34     WiMAX                                                                                                                                                                                                                                       WiMAX
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       Insight                                                                                                                                                                                                                                      Insight
Solution | WiMAX Insight                                                                                                                                                                                                      WiMAX Insight        | Solution

                                                                                                                                  No.     Name               Advantage                     Disadvantage



  Broaden Your Horizon by
                                                                                                                                                                                           High cost for point-to-point transmission, only capable of transmitting
                                                                                                                                          Microwave          Proven technology
                                                                                                                                   1                                                       in line of sight, not movable, high cost for each transmission link and
                                                                                                                                          transmission       and large coverage
                                                                                                                                                                                           future upgrade



  Wireless Network
                                                                                                                                                             Capable of point-to-      Not movable, incomplete system architecture, high cost since before
                                                                                                                                   2      LMDS/MMDS
                                                                                                                                                             multi-point transmission. the industrial chain has not been formed
                                                                                                                                                             Easy installation,            Short transmission distance of less than 300 ft., use unlicensed
                                                                                                                                   3      WiFi               high throughput and           frequency band, not movable, incomplete QoS framework and billing
  ——A Solution to Video Surveillance                                                                                                                         inexpensive equipment.        mechanism
  Zhang Jun                                                                                                                                                  Large network                 Low throughput and incapable to support the transmission of HD
                                                                                                                                   4      2.5G/3G
                                                                                                                                                             coverage and mobile           monitoring images
                                                                                                                                 Table 1 Deficiencies of existing wireless monitoring methods

                                                                                                                                 I. WiMAX – a technology                       With further analysis, the transmission      WiMAX can offer a throughput of tens
                                                                                                                                                                               technologies mentioned previously            of mega-bits per second with similar
                                                                                                                                 more suitable for wireless                    have more or less deficiencies in            coverage as that of 3G. The mechanism
                                                                                                                                 video surveillance                            bandwidth, coverage, multi-point             that assures five QoS guarantees
                                                                                                                                                                               transmission capabilities and cost.          more reliable performance of video
                                                                                                                                   According to the requirement                Therefore it is impossible to carry out      surveillance service. Its capabilities to
                                                                                                                                 for transmission media in video               large-scale video surveillance business      provide mobility and multi-user access
                                                                                                                                 surveillance, the bandwidth is the most       with wireless video surveillance             make a perfect technical foundation to
                                                                                                                                 important bottleneck. Other factors           system that adopts these technologies        develop video surveillance business.
                                                                                                                                 include coverage, cost and capability         as transmission media.
                                                                                                                                 of point-to-multi-point communication.        However, we can see in Table 2 that
                                                                                                                                   Technical Analysis         Analysis on Cost Advantage
                                                                                                                                   Throughput                 In OFDMA, can reach 45 Mbps with 10MHz of bandwidth
                                                                                                                                                             The ZTE WiMAX system can cover an ultra long distance of more than 19 km. The enhancement
                                                                                                                                   Coverage


A
                                          difficulties. For example, it costs a lot   video in a stable manner in the wireless                               of coverage can further reduce the cost of the construction of video surveillance system.
          long with the intensifying
          competition in the market,      and takes a long time to lay cables in      network becomes one of the key points                                  Single sector is capable of supporing more users to reduce the investment in equipment and
                                                                                                                                   Multipoint Access
          the telecom operators are       the traditional way as the points to be     for wireless monitoring system.                                        benefit from the reuse of resources and the benefit of large scale.
trying to extend their businesses         monitored are scattered and located far                                                                            WiMAX is a technology with international standard, has incubated a large-scale industrial chain
                                                                                         Currently the technologies such           Cost
into other derivative services from       away from the master control center.                                                                               to operate under low cost.
traditional voice and data services, in   Also it is hard to perform cabling work     as microwave transmission, WiFi            Table 2 Analysis of the advantages of WiMAX technology to video surveillance business
order to expand the scope of business     in the areas where mountains or rivers      and CDMA-based 3G technologies
and strengthen their competitive edge.    stand in the way. These problems have       (WCDMA, CDMA2000 and TD-
                                                                                      SCDMA) are playing a leading role in          We can conclude by a general               transmission in line of sight and it has      The most workload is on the civil
The video surveillance                    greatly impeded the development of
                                          video surveillance business.                the monitoring system. However, WiFi       comparative analysis that the use of          to be fixed. WiFi transmits signals in      works of the monitoring points in the
 service gradually becomes a key
                                                                                      is apparently inefficient in wireless      WiMAX as access method can reduce             a short distance. It is fixed and lack of   project of video surveillance. Also
business to compete with for operators
                                             The wireless transmission is bound       coverage of a large area though it has     the cost of the construction of wired         a complete QoS mechanism. CDMA/             most of the investment is spent on the
because it is widely used in different
                                          to become a major transmission mode         significant throughput. The microwave      transmission system. User can perform         WCDMA are inefficient in performing         front-end equipments of the monitoring
scenarios like education, government
                                          in the future. In wireless monitoring       transmission has limited capacity          video surveillance in a mobile vehicle.       large scale HD monitoring because           system. Usually the WiMAX wireless
administration, water conservancy and
                                          system, the wireless network generally      because it can only be used in point-to-   The soloution is scalable and easy            they are short in frequency spectrum        monitoring system consists of camera,
power supply, oilfield exploration,
                                          acts as a data transmission link            point control. Other 3G technologies       to adjust. It can save the time, labor        effectiveness and data throughput.          encoder and WiMAX CPE at the
military affairs, family affairs, urban
traffic, community security, hotel        between monitoring points and the           are notably incapable to ensure the        and engineering costs related to the          Therefore, WiMAX is more suitable           monitoring point and base station
management, sports and tourism as a       master control center that allows           transmission of HD monitoring images       deployment of the network cables.             for mobile video surveillance than the      at the master control center. The
solution of security, management and      devices at remote monitoring points         which demands high throughput. For                                                       aforesaid wireless technologies.            camera, encoder and CPE together
monitoring.                               to transmit video signal through. As        the details of comparison between            The microwave transmission is more                                                      constitute the front-end equipment in
                                          the video surveillance system requires      different technologies, see Table 1        complicated than other traditional            II. Cost-effective Highly                   the monitoring system as indicated in
  The deployment of traditional wired     high quality video images, how to           (deficiencies of existing wireless         wireless monitoring technologies.                                                         Figure 1.
                                          ensure the transmission of high quality     monitoring methods).                       It can only support point-to-point            Integrated Terminal
video surveillance system has many



 36    WiMAX                                                                                                                                                                                                                                            WiMAX
                                                                                                                                                                                                                                                                  37
      Insight                                                                                                                                                                                                                                           Insight
Solution | WiMAX Insight                                                                                                                                                                                                                                                       WiMAX Insight       | Solution

                                            III. Complete Accreditation               configuration and control are complex.                                                                                                                                                of the whole system, for areas where the
                                                                                      Installed scattered with large quantity                                                  Business Module    Distribution Module    Platform Management Module              BOSS       number of the users increase rapidly,
                                            Billing Platform, a                       at the outdoor monitoring points or                                                      Alarm Module   Control Module    CU Access Module                                            increase the number of node at edge
                                            guarantee for scale                       next to the users, an efficient method                                                   PU Access Module    Rights Management
                                                                                                                                                                                                                              Central Management
                                                                                                                                                                                                                                Service Platform
                                                                                                                                                                                                                                                                 NMS        to achieve linear increase of various
                                                                                      is necessary in order to facilitate the                                                                                                                                               demands
                                            operation                                 management of terminals. The network          M I 100                                                                                                           Enterprise
                                                                                                                                                                                                                                                      Surveillance Center
                                                                                                                                                                                                                                                       TV Wall
                                                                                      management system “Network Video”                        WiMAX                                                                                        Customize
                                                                                                                                                                                                                                            application
                                                                                                                                                                                                                                                                              The distributed configuration of
                                              A powerful operation platform is        can manage and maintain efficiently            Alarm bell Alarm Probe                                                                                                                 business operation platform can
                                                                                                                                                                                                                                                                Decoder
                                            the key to promote the civilian use       and promptly PU/CU with the                                                                                                                           Main control platform
                                                                                                                                                                                                                                                                            realize smooth expansion of registered
                                            of video surveillance and extend its      network management protocol TR069.                                                                                CDN                                                                 management modules in response
                                                                                                                                                             •O•R•L ••T •L•M
                                                                                                                                                             •W A T A •A
                                                                                                                                                               •F • •A
                                                                                                                                                            •P•E••U•D •A•R




                                                                                                                                                                                                                                                      Public Security
                                                                                                                                                                                                         RGM Agent                                    Surveillance Center
Figure 1 Diagram of the traditional WiMAX   application from specialized networks
                                                                                                                                                             •O•R•L ••T •L•M
                                                                                                                                                             •W A T A •A
                                                                                                                                                               •F • •A
                                                                                                                                                            •P•E••U•D •A•R




                                                                                      Extensive management measures help                       Mobile PU                                                                                    Customize TV Wall               to the growth of the system size and
                                            to public networks. ZTE has merged                                                                                                                                                              application
                                                                                                                                                             •O•R•L ••T •L•M
                                                                                                                                                             •W A T A •A
                                                                                                                                                               •F • •A
                                                                                                                                                            •P•E••U•D •A•R




wireless monitoring system                                                            to transform from pure equipment                        2G/3G                                                                                                                         applications.
                                            the operation and management              management to business management.                                                                                                                                         Decoder

                                                                                                                                    Alarm bell Alarm Probe                                                                                   Main control platform
  The front-end equipment of this           platforms of video surveillance and                                                                                                                                                                                               In both expansion methods, the stream
                                                                                                                                                                                                                                                      Personal
monitoring mode consists of camera,         WiMAX systems in order to realize                                                                                                                                                                         Surveillance Center
                                                                                                                                                                                                                                                                            service, the storage equipment, the PU
                                                                                      IV. Extensible Scalable
                                                                                                                                                 •O•R••T•T •LR
                                                                                                                                                 •W AL •A •A
                                                                                                                                                   •F •A
                                                                                                                                                •P•E••U•D •A••M




encoder and wireless transmission           unified management, billing and                                                                        •F •A
                                                                                                                                                 •W AL •A •A
                                                                                                                                                 •O•R••T•T •LR
                                                                                                                                                •P•E••U•D •A••M



                                                                                                                                                                                                                   STB
                                                                                                                                                                                                                                            Customize TV Wall
                                                                                                                                                                                                                                            application                     front-end and the CU client can each
devices. They need to be installed          network administration.                   Network Structure                                            •F •A
                                                                                                                                                 •W AL •A •A
                                                                                                                                                •P•E••U•D •A••M
                                                                                                                                                 •O•R••T•T •LR




                                                                                                                                        Fixed service                                WEB          MOC
                                                                                                                                                                                                                    TV
                                                                                                                                                                                                                            Mobile Phone
                                                                                                                                                                                                                                                                Decoder
                                                                                                                                                                                                                                            Main control platform
                                                                                                                                                                                                                                                                            expand its capacity in every possible
separately at monitoring points, which      The powerful business management                                                                                                                                                                                                way without restructuring the original
                                            system can facilitate massive user
                                                                                      Topology to Facilitate                    Figure 3 ZTE WiMAX video surveillance system
will generate high cost for engineering                                                                                                                                                                                                                                     system to ensure the smooth progress of
works. Furthermore, the system              access, service access, user and          Flexible Network                                                                                                                                                                      the business.
                                                                                                                                  The supporting layer can be set up                                           The user equipment layer is
is unreliable. It is complicated to         service authentication management,        Deployment                                all at once and its service can not                                         composed of PU front-end and CU
maintain and the diagnosis is difficult     tariff management, access control                                                                                                                                                                                                 The wireless network monitoring
when the system failure happens.            and alarm management. The system                                                    be opened to the public until it gets                                       client equipments which are located at                          system adopting WiMAX wireless
                                            is also versatile in data collection        Since the front-end monitoring points   powerful operation management                                               the monitoring point of the user and                            transmission technology can better
                                            and statistics to satisfy the needs of    are always expanding, we have to          capabilities. The supporting layer                                          the master control center respectively.
  Therefore, the trend is to adopt                                                                                                                                                                                                                                          share the transmission line in order to
                                            various applications that run on the      install the front-end devices whenever    of Wi-Eye system is composed of                                             The user can realize the image upload
integrated monitoring terminals in                                                                                                                                                                                                                                          combine adequately the special and
                                            platform. This can help to avoid double   a new monitoring point is added. But      the management platform of video                                            from the monitoring points by PU
wireless monitoring system. The                                                                                                                                                                                                                                             public networks. It can generate great
                                            investment on management platforms        the master control center expands         surveillance service and operation                                          front-end equipment and real time
separated monitoring front-end                                                                                                                                                                                                                                              business opportunities to operators
                                            in traditional solutions. The system      only when the number of monitoring        supporting system. The major modules                                        monitoring and background control of
equipment is considered only in some                                                                                                                                                                                                                                        by introducing video surveillance to
                                            also has interface to support various     points reaches certain threshold. For     include operation platform and                                              every monitoring point by CU client.
rare circumstances. The integrated                                                                                                                                                                                                                                          civilian applications while bringing
                                            types of operational supporting system.   example, a master control center does     equipment management platform that
monitoring terminal consists of the                                                                                                                                                                                                                                         down the application cost of the special
                                            The accounting module supports full       not need to be expanded until another     performs equipment management                                               Layered expansion method
camera, encoder and transmission                                                                                                                                                                                                                                            networks.
                                            functionality of pre-payment, post-       8 or 16 monitoring points are added.      and control, alarm, dispatch,
devices together. Its reduced size
                                            payment and payment by card and can       Therefore, it is necessary to take the    access authentication and network                                             The ZTE Wi-Eye video surveillance
helps to save room and labor cost, and                                                                                                                                                                                                                                      Conclusion
                                            interface well with the billing system.   network layer into consideration. The     management.                                                                 system can be deployed in a distributed
facilitates centralized management.
                                            A unified network management              expansion of each network layer needs                                                                                 way. The system expansion and
Furthermore, the highly integrated
                                            platform provides support to              to be modularized.                          The media exchange layer consists of                                      upgrade are smooth. The design of                                 The WiMAX-based end-to-end
equipment can be very cheap.
                                            automated process management. It                                                    media distribution network. It works as                                     distribution network is hierarchical                            wireless video surveillance solution of
                                            supports not only the protocols like      Operatable network structure              a media distributor and network storage                                     and distributed. It builds a forwarding                         ZTE combines the advantages of the
  The integrated WiMAX monitoring
                                            SNMP but also the latest terminal                                                   manager. The ZTE wireless video                                             network by deploying the streaming                              monitoring system (including different
camera MI100 of ZTE is shown in
                                            management protocol TR069 to enable         The system design of ZTE WiMAX          surveillance solution has distributed                                       media servers in different layers.                              aspects of the platform) and that of
Figure 2. As an advanced monitoring
                                            unified network management of the         based on end-to-end video surveillance    architecture. The solution provides                                         Followed by the expansion of                                    WiMAX technology. Four advantages
terminal in the industry it is highly
                                            streaming media server, the disk          solution follows the philosophy           the forwarding, distribution and                                            monitoring application, two methods                             of the solution are cost-effective, high
integrated, handy and extremely cost-
                                            storage system, the PU device and CU      described previously. As shown in         storage of the monitoring media, the                                        are supported                                                   quality, easy to operate and manage.
effective.
                                            device that are involved in the video     Figure 3, the whole network is divided    processing and control of monitoring                                                                                                        Without sacrificing the monitoring
                                            surveillance operation. The system        into supporting layer, media exchange     video, and it support access-on-need                                           Increase the stream capability of                            performance the solution can reduce
                                            can be integrated into the existing       layer and user device layer (front-end    of different users. The quantity of                                         individual node, increase the capability                        the operation cost and make the system
                                            unified network management platform       and user-side).                           network elements in media exchange                                          to support more concurrent streams by                           easier to operate at the same time.
                                            of telecommunication operators to                                                   layer can be expanded at certain scale                                      adding extra stream media servers.
                                            achieve unified management. The PU/                                                 and the modification will not affect the
                                            CU devices of the video surveillance                                                operation support layer and the user                                          Increase the number of nodes to
Figure 2 ZTE WiMAX MI100 integrated video                                                                                       equipment layer.                                                            expand the stream concurrent capacity
                                            system have intelligence and their
surveillance terminal                                                                                                                                                                                                                                                                                ZTE WiMAX Insight




  38     WiMAX                                                                                                                                                                                                                                                                                          WiMAX
                                                                                                                                                                                                                                                                                                                  39
       Insight                                                                                                                                                                                                                                                                                          Insight
                                                                                                 WiMAX Insight       | Research Note


                     N
                               owadays,                          The unicast network offers
                               there are two WiMAX-           personalized contents to end users         Multi-Hop Relay
                               related standardization        on a one-to-one basis, with each user
                     organizations: IEEE 802.16 Working       occupying independent spectrum                All BSs of current wireless
                     Group and WiMAX Forum. The               and network resource. However, this        communications system need the
                     IEEE802.16 Working Group aims            resource could be shared by all users      support of fixed lines, and their
                     to create standards for broadband        when the same content is delivered.        coverage is relatively fixed. Because of
                     wireless access, while the WiMAX         MCBCS can effectively utilize the          the barriers on the transmission routes
                     Forum is an industry-led non-            limited resources to broadcast the same    or long distance transmission, blind
                     profitable organization committed to     content to multiple users. Mobile TV       areas or edge areas with serious signal
                     promoting and certifying interoperable   is a typical application of MCBCS.         attenuation are formed. To expand
                     WiMAX products.                          As the spectrum resource is limited,       the coverage and improve the service
                                                              and most of the users' requirements        quality for the edge users, the IEEE
                       As the first company to put forward    can be classified, MCBCS is receiving      802.16 Working Group proposes the
                     the concept of carrier-grade WiMAX       increasing attention in the industry.      multi-hop relay technology, in which
                     network, ZTE has always been                                                        one or more wireless Relay Stations
                     devoting itself to the development         At present, a MCBCS subgroup             (RSs) are added into the system to
                     of WiMAX standards. The company          has been established in the Network        decode or demodulate the received
                     has already submitted more than 400      Working Group (NGW) Release 1.5            signals into source signals for storage
                     proposals to the IEEE 802.16 Working     of the WiMAX Forum and it plans to         and processing. After being coded and
                     Group covering control channel, frame    finish the related standardization work    modulated, the source signals are sent
                     structure, multi-hop relay, Femto Base   in two phases. Broadcast and static        to the receiver.
                     Station (BS), mobility management,       multicast service will be provided in
                     etc. Additionally, as one of 15 board    the first phase and dynamic multicast        The IEEE 802.16 Working Group
                     members of the WiMAX Forum, ZTE          service will be supported in the second    has two subgroups related to multi-hop
                     has submitted over 200 proposals to      phase. The basic technical documents       relay: Relay Task Group (RTG) and
                     the forum involving hot topics such      of the first phase have been finished,     IEEE 802.16m Task Group (TGm).
                     as MultiCast BroadCast Service           which specifies the MCBCS network          RTG aims to develop IEEE 802.16j
                     (MCBCS), Emergency Service (ES),         architecture, service initiation,          standards, hoping to introduce the
                     IP Multi-media Subsystem (IMS),          service setup/release procedures,          multi-hop relay technology based on
                     Policy and Charge Control (PCC), and     mobility management, power saving          IEEE 802.16e standards. The IEEE
                     Simple IP.                               support, data transmission, and data       802.16j D8 is currently under sponsor
                                                              synchronization. They are in the           ballot and the IEEE 802.16j D9, which
                      Due to their outstanding contribution   Verification and Validation (V&V)          will be finished in February 2009, will
                     to the setting of WiMAX standards,       comments resolution process and will       integrate the IEEE 802.16e to form a
                     many experts from ZTE are honored        be released in the Q1 of 2009.             complete IEEE 802.16 Rev2 standard.
                     to lead the standardization process.                                                The objective of TGm is to provide
                     Among them, Tricci So is elected as        Being the leader of the MCBCS            higher mobility and transmission
                     Chairman of the MCBCS Working            subgroup, ZTE has been undertaking         rate to fulfill the IMT-Advanced
                     Group in the WiMAX Forum; Jerry          great responsibilities and has submitted   requirements. A Relay Rapporteur


Recent Progress
                     Chow is invited to be Chairman of the    proposals covering almost all key          Group is established in TGm to draft
                     IEEE 802.16m E-MBS Rapporteur            technical points. Despite of the fierce    system description related to the IEEE
                     Group; Mary Chion is appointed           arguments and a wide divergence of         802.16m multi-hop relay.



of WiMAX Standards
                     as Chairman of the IEEE 802.16m          views from different operators and
                     Handoff E-MBS Rapporteur Group.          equipment vendors, ZTE managed to            The system topology will be
                                                              bring different opinions into agreement    changed due to the adding of wireless
                     MCBCS                                    and keep the standardization work on       RSs. Therefore, it is necessary to
                                                              schedule.                                  intelligently adjust the topological
Liu Yang, Chu Li



                                                                                                                                    WiMAX
                                                                                                                                              41
                                                                                                                                    Insight
Research Note | WiMAX Insight                                                                                                                                                                                     WiMAX Insight      | Research Note

relation and configuration between the    impossible for users to access each         compatibility of 16m and 16e, the
RSs and BSs. Specifically, the impact     Femto BS. Therefore, the Femo BSs           decrease of signaling overhead and
on the system from connection, release    must be quickly identified by users         transmission delay, and the coexistence
and handoff of the RSs should be taken    for accessibility. The Task Group           with other TDD systems. Three things
into consideration, and full use of the   agrees that the Femto BSs could             have been preliminarily determined:
RSs should be made to improve data        be categorized into two different           the TDD mode is adopted for backward
transmission efficiency. For example,     types. One type is accessible only to       compatibility of 16m and 16e; the
when a RS performs handoff from           authorized users and the other type is      concept of Superframe or Miniframe
the serving BS to a target BS, it must    accessible to all users.                    combined with new control channel
allow its connected RSs or mobile                                                     and synchronous sequence is adopted
terminals to be handoffed first to the      Accordingly, technologies related to
                                                                                      to reduce signaling overhead; and
target BS. Another case is that the BS    the BSs should be changed based on
                                                                                      the rapid feedback and the additional
must inform the RS to transmit the        the Femto BS features. For example,
                                                                                      uplink/downlink switch points are
corresponding data delay so that it can   when a user performs handoff from
                                                                                      adopted to reduce transmission delay.
transmit MCBCS data synchronously         an ordinary Macro BS to a Femto BS,
with the BS. One more example is that     it is necessary to adopt a customized
the RS can directly forward data for      neighbor BS list including accessible         For the issues concerning low
transmission between its connected two    BSs for scanning. In the IEEE802.16e        spectrum efficiency in the present
mobile terminals without transmitting     standards, if an idle user needs to         16e system and poor compatibility
them to the BS, which improves data       be awakened, it is necessary to send        and scalability between different
transmission efficiency.                  paging commands to all Macro BSs            bandwidths, ZTE put forward its
                                          related to the user; however, if the idle   innovative design of frame structure
  ZTE has submitted more than 20          user is in the Femto BS, the paging         that allows backward compatibility
relay-related proposals to RTG and        commands can be sent inside the             with existing systems while improving
TGm, with content covering data           Femto BS to save the overhead by            spectrum efficiency and ensuring
transmission methods, MCBCS, relay        using the feature of slow speed of user     system scalability. Moreover, the


                                                                                                                                             E9230, A New
data format, as well as connection,       movement. Moreover, as there are few        frame structure can maximally reduce
release and handoff of the RSs.           Femto BS users, Femto BS may work           interference when coexisting with
                                          in a power saving status when no user       other TDD systems.



                                                                                                                                         Orientation for WiMAX
Femto BS                                  is accessed or activated, which reduces
                                          the transmission power and hence
  Beside the above-mentioned wireless     reduces system interference.
                                                                                      Conclusion
RSs, Femto BS with a coverage radius


                                                                                                                                             Base Stations
                                                                                         Technical standards are of
of tens of meters can be installed          ZTE has submitted more than 10
                                                                                      great importance for product
indoors to enjoy high speed access and    proposals to the Femto BS Rapporteur
                                                                                      commercialization. Higher speed and
seamless coverage. The introduction of    Group, covering definition, handoff,
                                                                                      mobility are the development trends of
Femto improves system capacity based      paging, and power saving of Femto                                                                                                         Chen Min and Li Lilin
                                                                                      WiMAX standards. ZTE has always
on the existing spectrum resource.        BS.
                                                                                      been committed to promoting WiMAX
                                                                                      standardization work from the
  The IEEE 802.16m Task Group has         Frame Structure

                                                                                                                                  O
also set up a Femto BS Rapporteur                                                     perspective of industry chain, and will
                                                                                                                                             perator A is deploying a           further increases the network operation   transmission, in order to save the
Group to specify the related system         The format for a resource allocation      certainly make greater contribution to                 2.3G WiMAX network                 cost.                                     network cost while accelerating the
description including definition,         unit is defined by frame structure,         the progress of WiMAX products and                     with the plan to conduct                                                     network deployment.
handoff, paging, power saving and Ad      which is one of the most basic technical    standards.                                  supplemental coverage for hotspot and           Operator B has long been operating
hoc of the Femto BS.                      features in telecommunications system.                                                  blind spot areas in dense urban areas.        GSM network and recently got                Operator C plans to build rural
                                          In specifying the frame structure, the                                                  If traditional base stations are used, it     the license for 2.5G WiMAX. The           network with WiMAX technology.
 Because there is a large number of       IEEE 802.16m Task Group should                                                          is difficult to select sites in a city with   operator wants to share the existing      If the network is built in the way as
Femto BSs used, it is unnecessary or      take into consideration the backward                                                    high land price. Progress of network          infrastructure as much as possible,       traditional network did, start with
                                                                                                              ZTE WiMAX Insight   deployment will be slow and high rent         such as stations, power supplies and      the proper selection of station sites,



 42    WiMAX                                                                                                                                                                                                                                        WiMAX
                                                                                                                                                                                                                                                              43
      Insight                                                                                                                                                                                                                                       Insight
Research Note | WiMAX Insight                                                                                                                                                                                    WiMAX Insight         | Research Note

then the construction of standard           installation and maintenance, etc., ZTE    electrical interface transmission



                                                                                                                                            R9110, A Sharp
machine rooms/iron towers, followed         overcomes the difficulties launched        media and low cost, and over-100m
by conditioning/storage battery and         customized E9230 compact base              long distance applications through
other supporting facilities, the long       station which include various advanced     optical interface. Through the cascade
duration of network construction and        technologies such as the improvement       configuration of R6 interface, it can


                                                                                                                                            Problem-Solver for
high deployment cost will remarkably        of power amplifier efficiency, highly      support star or daisy chain networking,
extend the investment recovery period.      integrated lower power consumption         thus reducing switch configuration,
Plus, many remote areas cannot afford       board design and natural cooling           configuration cost and installation



                                                                                                                                            Operators
to satisfy the strict requirements for      design.                                    space.
site installation.
                                              E9230’s overall dimensions are           Clock concatenation supported
  Operator D is deploying a 3.5G            370×320×165mm (H×W×D), with
wireless broadband network and              a volume of only 18.5 liter and a            It is applicable that 3 E9230’s
conducting discontinuous coverage for       weight of less than 15 kg. The outdoor     share one GPS receiver to reduce                     Su Guojun
key areas. Cost is the major concern        installation of the station can be on      deployment and installation costs, and
in this case compared with 802.16d          pole, on tower or wall mounted.            save installation time.
network.                                    A single station can support 2C1S
                                            configuration with a maximum               Adaptation to diversified harsh
  At this moment, a compact WiMAX           transmission power of 2*10W. It is         environment
base station E9230, the latest base         cooled naturally with an overall power
station released by ZTE, attracts their     consumption of less than 210W. These         It supports IP65 level of protection,
eyeballs.                                   absolute advantages make E9230 to          adapts to harsh weather and
                                            be the focus of the industry after its     electromagnetic environment, securing
Networking Difficulty                       release.                                   cost-effective and efficient networking.

Readily Solved                                E9230 is the smallest and the lightest   Green base station
                                            among other products in its category         E9230 uses highly integrated
  To promote WiMAX technology               without sacrifysing its capacity,          configuration mode, has ultra low
in an increasingly competitive              transmission power and overall power       power consumption, saves energy and
wireless communication market, the          consumption. With integrated design,       is environmentally friendly, being
rapid network deployment with low           flexible installation mode and natural     a truly green base station. Under
dependency to the environmental is the      cooling the headaches of Operators         2C3S configuration, it reduces power
key that leads to the success. A flexible   A, B, C and D can be releaved easily       consumption by over 40% as compared
and light outdoor integrated station is a   by. E9230 starts a new era of site         with other WiMAX products.
perfect choice. However, the adoption       construction with zero-footprint. It


                                                                                                                                    A
of MIMO and other multi-antenna             helps operators to build networks          Conclusion                                             telecom operator in CIS         spectrum efficiency and minimize the       spectrum resources
technologies in WiMAX system brings         rapidly, operate and maintain them                                                                (Commonwealth of                number of base stations has become a
high transmission power and complex         easily.                                      ZTE E9230 compact base station                       Independent States) currently   big concern for this operator. The two       3400-3415MHz and 3500-3515MHz,
baseband processing. To satisfy                                                        can be flexibly and easily used for          has two bands of spectrum resources,      frequency bands they owned, 3400-          the two bands of spectrum resources
the same capacity requirement, the                                                     total network coverage, supplemental         3400-3415 MHz and 3500-3515MHz.           3415MHz and 3500-3515MHz, are              owned by the operator, have a
equipment size and power consumption        Customized Design Brings                   coverage for hotspots and blind              The operator plans to build WiMAX         typical 3.5G bands with an interval        bandwidth interval of 100MHz between
become inevitable challenges to the         Surprises                                  spots, rural network, radio broadband        network to provide wireless broadband     of 100 MHz between them. The way           them, having the characteristics of
design of an integrated and compact                                                    network and other scenarios, started a       access service. The initial plan is to    to use this 30MHz spectrum resource        typical 3.5G FDD spectrum, as shown
outdoor WiMAX base station.                 Customized design has brought E9230        new era of WiMAX network featuring           cover some rural areas and a 20km 2       simultaneously is one of this operator’s   in Figure 1.
                                            operators a lot of surprises:              zero footprint and the absence of            area in the center of its capital. The    puzzles. On the other hand, since its
  As the leader in WiMAX industry                                                      site. E9230 will surely become a new         networking idea is to make the most of    coverage includes some rural areas and
ZTE has rich wireless communication         Flexible networking                        orientation for WiMAX base stations,         its spectrum resources and maximize       a 20km2 downtown area, the way to
R&D experiences in GSM, UMTS,                                                          allowing operators to achieve rapid          spectrum use while minimizing the         minimize the number of stations while
CDMA, TD-SCDMA and other                    Each E9230 supports three electrical       deployment, reduce networking                number of base stations so as to reduce   fulfilling the coverage is another issue
systems. By taking into account the         interfaces and one optical interface       cost, and achieve easy operation and         entire TCO.                               faced by the operator.
customers’ needs in service, capacity,      configuration, satisfying both the         maintenance and maximum value.
coverage, transmission, power supply,       requirements for short distance                                     ZTE WiMAX Insight
                                                                                                                                     The way how to make the most of          How to make the most of                    Figure 1 Spectrum resources owned by the operator




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Research Note | WiMAX Insight

  To make the most of spectrum            there is an improvement by at least a             in the center of the capital, if the RRU
resources, these two bands of             gain of over 2dB. Meanwhile, using                chosen by the operator can support
discontinuous spectrum shall be used      Beamforming technology on the                     4T8R BF configuration, then only 18
simultaneously upon networking. In        downlink, base stations can aim lobe              base stations are required to meet the
a specific networking scenario, if the    at target subscribers, and nulls at other         coverage requirement. Comparatively,
RRU chosen by the operator can only       subscribers, thus remarkably improving            if the RRU chosen by the operator
support single carrier configuration or   the link quality of subscribers at                can only support 2T2R MIMO
continuous multi-carrier configuration,   the edge of a cell. As compared                   configuration, then the number of
then 2 RRUs are required to use           against 2-antenna MIMO technology,                required base stations is 59; and if the
combined cabinet mode to make the         4-antenna BF technology can improve               RRU chosen by the operator can only
most of these two bands of spectrum       downlink gain by over 2-3 dB, and the             support 2T4R MIMO configuration,             I. Overview
resources; on the contrary, if the        radius of base single station coverage            then the number is 30. Therefore,



                                                                                                                                         A
RRU chosen by the operator can            can be expanded by about 30%, thus                to cover the same area, the number
                                                                                                                                                   ccording to WiMAX Forum,
support discontinuous multi-carrier       remarkably reducing the number of                 of stations required for the RRU
                                                                                                                                                   there are 455 WiMAX
configuration, using just one RRU         base stations in the whole network.               supporting 4T8R BF configuration
                                                                                                                                                   networks put into business
can make the most of these two bands                                                        is 69.5% less than that required for
                                                                                                                                         operation in 135 countries around
of spectrum resources, thus reducing       In terms of the operator’s expectation           the RRU supporting 2T2R MIMO
                                                                                                                                         the world, and many countries will
the number of RRUs and remarkably         to reduce the number of stations,                 configuration, and 40% less than that
                                                                                                                                         issue the licenses of WiMAX. As the
reducing the operator’s TCO.              we have the following comparative                 required for the RRU supporting 2T4R
                                                                                                                                         bandwidth of the license for WiMAX
                                          analysis: To cover an area of 20 sq km            MIMO configuration.
                                                                                                                                         issued by each country is different,
  ZTE WiMAX R9110 can support
                                                                                                                                         some licenses comprise broad
discontinuous multi-carrier 2T4R
                                                                                                                                         bandwidth resources. For example,
MIMO configuration, allow the                                                                     Sites Number Sites Number              Sweden issued TDD frequency points
operator to make the most of existing                       DL      UL          DL          Sites Saving(based Saving(based              of 50 MHz in the frequency band of
frequency resources at minimum cost,                       Traffic Traffic      MAP        Number on 2T2R-3    on 2T4R-3                 2.5
successfully maximizing its spectrum                                                              sec)         sec)
use.
                                            2T2R-RRU 139.03 132.52 140.97                   59          0.00%               /

How to reduce the number                    2T4R-RRU 139.03 137.32 140.97                   30         49.20%           0.00%
of base stations                            4T8R-RRU 141.48 141.02 141.92                   18         69.50%          40.00%
  To reduce the number of base             Table 1 Analysis of 4T8R BF@RRU, 2T2R MIMO@RRU and 2T4R MIMO@RRU
stations, in terms of link budget,
uplink/downlink channel quality shall                                                       product line is the first intelligent
be maximally improved to maximally                                                          multi-antenna RRU in the industry,
improve uplink/downlink coverage and                                                        supporting both 4T8R BF featuring
expand the covered distance of base                                                         single carrier and continuous multi-
stations, so as to reduce the number of                                                     carrier, and 2T4R MIMO configuration
base stations.                            Figure 2 Numbers of stations required for 4T8R
                                          BF, 2T2R MIMO and 2T4R MIMO configuration
                                                                                            featuring discontinuous multi-carrier.
                                                                                            It is applicable to large capacity and
  In the WiMAX system, normally                                                             macro coverage areas, featuring long
uplink coverage is restricted. By using     ZTE WiMAX R9110 can support
                                                                                            coverage distance, adaptation to
multiple antenna for reception on base    single carrier and continuous multi-
                                                                                            diversified frequency ranges, easy and
station, uplink channel quality can be    carrier 4T8R BF configuration, and
                                                                                            flexible networking. It can help the
remarkably improved, so as to improve     remarkably reduce the number of base
                                                                                            operator to make the most of existing
uplink coverage. As the link emulation    stations, so as to heavily reduce the
                                                                                            frequency resources, maximize the use
result shows, an improvement by a         operator’s networking and maintenance
                                                                                            of frequency resources, and remarkably
gain of 3-4dB can be seen between         cost and save its TCO.                                                                         Han Gang
                                                                                            reduce the number of base stations for
4-antenna receiving diversity and 2-


                                                                                                                                         Analysis of WiMAX FFR
                                                                                            cost-effective operation.
antenna receiving diversity, while        Conclusion
between 8-antenna receiving diversity
and 4-antenna receiving diversity,          R9110 launched by ZTE WiMAX                                              ZTE WiMAX Insight




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Leading Edge | WiMAX Insight                                                                                                                                                                                                 WiMAX Insight       | Leading Edge

GHz and Japan issued the licenses for      spectrum.                                   is rather a complicated technology          frequency resources are divided as            is PUSC all. The users at the center of              The time division FFR has the same
the bandwidth of 30MHz, but some                                                       because it requires that the base station   follows:                                      the cell are dispatched at PUSC all and            coverage as that of 1×3Segment×3.
licenses issued by some countries            However, FFR can meet the                 obtain the channel quality information                                                    the users at the boundary of the cell                 The frequency division FFR is
contain limited bandwidth resources.       requirement for both coverage and           of each reuse group in a timely manner.                                                   are dispatched at PUSC 1/3. Therefore,             better than the network deployment
For example, the license issued by         capacity. The following is the analysis                                                                                               the network deployment of single                   of 1×1×3 in coverage, but not as
India contains a bandwidth of 20MHz        of the WiMAX FFR of ZTE.                                                                                                              frequency point can be used to improve             good as the network deployment of
and an operator of Singapore has only                                                                                                                                            the frequency spectrum efficiency to               1×3Segment×3. As the transmission
a bandwidth of 12MHz. As the narrow                                                                                                                                              some extent.                                       power of the inner ring significantly
bandwidth resource of WiMAX is
                                           II. Fractional Frequency                                                                                                                                                                 decreases, the coverage of frequency
limited, the operators expect ZTE          Reuse (FFR)                                                                             Figure 2 Division of Frequency Resources of                                                      division FFR will be the same as
to provide a solution which can best                                                                                               frequency division FFR                                                                           that of the network deployment of
utilize the frequency resources and          Fractional Frequency Reuse (FFR)                                                                                                                                                       1×3Segment×3.
provide mobile cellular network with       is a technology that adopts different       Figure 1 Fractional Frequency Reuse           In frequency division FFR, the                                                                   In the mode of the time division
best capacity and coverage.                frequency reuse coefficient in different                                                frequency resources are divided into                                                             FFR and the frequency division
                                           reuse groups. If the terminal is suitable     The figure above is a typical FFR         a reuse set named reuse 3 including                                                              FFR, the overall frequency spectrum
  The limited frequencies resources        to work in the condition where the          mode, in which F1, F2 and F3                sub-band W1, W2 and W3. The                   Figure 4 The time frequency resources allocation   efficiency is higher than that of the
will result in inter cell interference     reuse coefficient is 3, the reuse factor    stands for the subsets of different         adjacent sector 1, sector 2 and sector 3      in the time division FFR                           network deployment of 1×3Segment×3
(ICI) which is an inherent problem of      with coefficient 3 is provided for such     sub-channels respectively in the            respectively select W1,W2 and W3 in                                                              and similar to that of the network
mobile cellular telecommunication          terminal. If the terminal is suitable       same frequency. In such frequency           reuse 3 and are transmitted with high         In the time division FFR, the time                 deployment of 1×1×3.
system and an inevitable outcome of        to work in the condition where the          configuration, the users at the center of   power Phigh, and the other two sub-           frequency resources are divided
frequency reuse. Like other cellular       reuse coefficient is 1, the reuse factor    the sector adopt the reuse factor 1 to      bands are transmitted with lower power        into Reuse3Zone and Reuse1Zone.                      In conclusion, considering coverage
telecommunication systems, the             with coefficient 1 is provided for such     maximize the spectrum efficiency and        Plow .                                        Reuse1Zone uses the mode of PUSC                   and throughput, the performance of
frequency reuse mode and frequency of      terminal. More flexible approach is         the users at the boundary of the sector                                                   all sub-channels and the adjacent                  FFR is better than that of the mode of
mobile WiMAX has to be determined          to control all the sub-carrier groups       adopt the reuse factor 3 to ensure the                                                    Cell A, Cell B and Cell C and use                  1×3Segment×3 and 1×1×3.
in the stage of network plan.              with different transmission power           quality of service and throughput. The                                                    Reuse1Zone, while Reuse3Zone
                                                                                                                                                                                 uses segment network deployment of
                                           to coordinate different cells radius.       system that uses FFR aims at achieving
                                                                                                                                   Figure 3 The frequency resources allocation   PUSC, where the frequency resources
                                                                                                                                                                                                                                    Conclusion
   In mobile cellular system, the          FFR can be realized in static mode          a better overall spectrum efficiency
frequency reuse mode is defined as         and dynamic mode. In static mode,           than that of reuse coefficient 1 and                                                      of Reuse1Zone allocated by the
                                                                                                                                     The frequency resources allocation in       adjacent Cell A, Cell B and Cell C are               By enabling the users of inner
(C×N×S), of which C stands for the         the frequency coefficient used by the       reuse coefficient 3.
                                                                                                                                   adjacent sectors in frequency division        orthogonal to each other.                          and outer rings to reuse different
number of the base sites, N stands         terminal, which is associated with
                                                                                                                                   FFR is indicated in the figure above,                                                            frequencies, ZTE WiMAX FFR has
for total number of the channels (or       the terminal location, is relatively          FFR aims at reducing interference
                                                                                                                                   in which each sector is divided into            The transmission power of the sub-               avoided interference, improved the
channel group) where the frequency         regular. When the terminal measures         and improve the SNR of the signal
                                                                                                                                   inner ring section and outer ring             carrier of Reuse3Zone shall be notably             performance at the boundary of the
is reused and S stands for the number      the interference in the adjacent            by effectively allocating the system
                                                                                                                                   section before allocating the sub-band        higher than that of Reuse1Zone. Like               cell, achieved the network deployment
of the sector of each base site. When      downlink cell (sector) and reports the      resources and reduce the time and
                                                                                                                                   resources corresponding to Phigh              frequency division FFR, the base                   of frequency reuse coefficient 1
the operators have rich resources of       result to the base site, the base station   frequency interference of the resources
                                                                                                                                   in Reuse 3 to the outer ring section          station shall distinguish the users of             and helped the operators improve
WiMAX, their major frequency reuse         shall allocate appropriate frequency        used at the boundary between adjacent
                                                                                                                                   and finally allocating the sub-band           the inner ring section from those of the           the coverage and throughput in the
mode is 3 (1×3×3) or 6 (2×6×3) .           coefficient to such terminal in response    cells so as to improve the service at the
                                                                                                                                   resources corresponding to Plow in            outer ring section by the SINR value               conditions of limited frequency
When there is limited resource of          to the interference. The problem with       boundary of the cells in the system and
                                                                                                                                   Reuse 3 to the outer ring section.            reported by the users.                             resources.
frequency, i.e. only one of 10 MHz,        the static mode approach is that it is      even the service of the whole system.
the cellular networks are formed in the    not capable of dealing with different                                                   In frequency division FFR, the base
                                                                                                                                   station shall distinguish the users of                                                             By supplying the products of high
following ways:                            conditions in various deployment
                                                                                       III. Solution of ZTE                                                                      IV. Analysis of FFR                                performance, ZTE WiMAX has
    Co-channel network deployment,         sites and business flow distribution                                                    the inner ring section from those of the
1×1×3                                      because each reuse group has definite       WiMAX FFR                                   outer ring section by the SINR value          Performance                                        established its position as a leader
                                                                                                                                   reported by the users.                                                                           in the Industry. By 2009, ZTE has
   PUSC 3 Segment, 1×3Segment×3            number of sub-carriers. In this case, the
                                                                                                                                                                                   The FFR achieved the network                     established more than 40 commercial
   Fractional Frequency Reuse (FFR)        dynamic mode of FFR shall be used.          Solution of ZTE WiMAX FFR is
                                                                                                                                     The time division FFR                       deployment with frequency coefficient              and experimental offices for mobile
                                           That is to say the reuse group where        focused on two approaches, namely
                                                                                                                                                                                 1. The result of emulation and test                WiMAX in the global market covering
    In 1×1×3 mode networking, it           the terminal locates is Continuously        frequency division FFR and time
                                                                                                                                     The time-frequency resources                has showed that the solution of ZTE                America, Africa, Asia and Europe.
has too much interference at the           updated. Such dynamic dispatch              division FFR, as described below:
                                                                                                                                   division in the time division FFR is                                                             ZTE E2E WiMAX solution is the best
boundary of the cell. In PUSC 3            gives general considerations to the                                                                                                   WiMAX FFR is better than the
                                                                                                                                   indicated in the figure below, in which                                                          choice of the operators.
Segment mode networking, it is hard        QoS requirement of the clients, the           Frequency division FFR                                                                  network deployment of 1×1×3 and
to ensure a certain throughput because     avoidance of inter cell interference and                                                the down-link sub-frame supports two          1×3Segment×3 in the following ways:
it is inefficient in using the frequency   the principle of equity. Dynamic FFR          In frequency division FFR, the            Zones. One is PUSC 1/3 and the other
                                                                                                                                                                                                                                                           ZTE WiMAX Insight




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