FTTx Triple-Play Technologies and Applications
IP Video Service
Regional Networks Metro Networks Access Networks Enterprise Environment
ISP/Internet Core 10GE 10GE 10GE Video Headend IP Phone CO 10GE CO Metro MM traffic 1GE L2 SW VHO VSO CO Broadband Remote Access Server CO EAR 10GE Access DSLAM 1GE OLT Residential Gateway Ethernet Router ATM, Frame Relay, or IP ATM, Frame Relay, or IP ATM, Frame Relay, or IP Edge Media Toll End Router Gateway Office Office POTS DSLAM OLT Cu Loop xDSL
VoIP Service
Carrier Environment
Service Provider
Internet Data Service
ISP Gateway Customer Premises
POTS Splitter xTU-R Modem
PSTN
FTTx
Customer Premises
FTTx
FTTx
PON Standards
B-PON Span Maximum insertion loss Maximum number of branches Bit rate (Mbps) Wavelengths 20 km 20/25/30 dB 32 Down: 155, 622, 1244 Up: 155, 622 Down: 1480-1500 nm Video at 1550 nm Up: 1260-1360 nm ATM Asymmetric or Symmetric Yes ITU-T G.983.x Available Fixed 56 bytes (ATM) G-PON 60 km max, 20 km differential 15/20/25 dB 64 (128 Considered) Down: 1244, 2488 Up: 155, 622, 1244, 2488 Down: 1480-1500 nm Video at 1550 nm Up: 1260-1360 nm ATM, Ethernet, TDM Asymmetric or Symmetric Yes ITU-T G.984.x Available Guard: 25.6 ns Preamble: 35.2 ns (typical) Delimiter: 16.9 ns E-PON 10 km today, 20 km planned 15/20 dB 32 Down: 1244 Up: 1244 Down: 1490 nm Up: 1300 nm Ethernet Ethernet No IEEE 802.3ah Available Laser turn on/off: 512 ns (max) AGC setting and CDR look: 400 ns
FTTx Topologies
2 8
Triple-Play Building Blocks
Data (Ethernet)
TRIPLE-PLAY
4
Acronyms and Abbreviations
8VSB ADSL ADSL2+ ASI 8-level Vestigial Sideband Asymmetric Digital Subscriber Line Higher Speed Version of ADSL Asynchronous Serial Interface Standard DVB Interface for Transport Stream Asynchronous Transfer Mode Advanced Television S ystems Committee Advanced Television-North American Standard for Digital Broadcasting Broadband Passive Optical Network Broadband Remote Access Server Community Antenna TV (sometimes thought to be Cable Television). The distribution of multiple TV channels to subscribers via a cable network Coaxial Cable Central Office Copper Loop Digital Subscriber Line Access Multiplexer Digital Video Broadcasting. European consortium that has standardized digital TV broadcasting Edge Aggregation Router End Office Ethernet Passive Optical Network Fiber-to-the-Business Fiber-to-the-Curb Fiber-to-the-Cabinet Fiber-to-the-Home Fiber-to-the-Premises Fiber-to-the-x where x=(H)ome, (C)urb, (B)usiness, or a DSL technology Gigabit Ethernet Gigabit Passive Optical Network Integrated Access Device/Residential Gateway Internet Protocol International Standardization Organization Internet Service Provider Layer 2 (Data Link Layer) Layer 2 Switch Media Gateway Multimedia Optical Line Terminal/Termination Optical Network Terminal/Termination Optical Network Unit Plain Old Telephone Service Public Switched Telephone Network Quadrature Phase Shift Keying. Type of modulation for digital signals used in satellite transmission (DVB-S) Toll Office Very High-bit Rate Digital Subscriber Line Higher Speed Version of VDSL Video on Demand Video Hub Office Video Serving Office Generic Digital Subscriber Line All Different Transceiver Units-remote
Voice
2
1310nm OLT Coupler 1490nm
4
(G)-Ethernet/ATM
5
Data
2
ONT/RG
POTS (RJ)
Fiber to the Home Fiber to the Building
PSTN
VOICE VoIP
DATA Data Internet Service ACCESS NETWORK IP
VIDEO Video RF
Splitter
Traffic mode Architecture Video overlay Applicable standard Chipset support Upstream burst time
7
8
9
Fiber
VOD CATV Video
Video (BNC=RF Video) Data (Ethernet)
3 10
xDSL OLT
Cable
1550nm
(G)-Ethernet/ATM
5
4
ONT/RG
POTS (RJ)
Fiber to the Home Fiber to the Building
7
PON Plant ONU (FTTx)
ADSL2+ VDSL
ATM ATSC ATV B-PON BRAS CATV Coax CO CU Loop DSLAM DVB EAR EO E-PON FTTB FTTC FTTCab FTTH FTTP FTTx GE G-PON IAD/RG IP ISO ISP L2 L2 SW MG MM OLT ONT ONU POTS PSTN QPSK TO VDSL VDSL2 VOD VHO VSO xDSL xTU-R
Splitter
ONT (FTTH)
VDSL
ADSL2+
Coax CATV
Video (IP Video=Ethernet)
1
In-house Network
(G)-Ethernet/ATM
5
4
VDSL ONU
7
Splitter
PON Frame
C
2
IP Video
2
3
ADSL2+ RG
Fiber to the Curb 7
Triple-Play Access Networks Speeds
Type of Service Max Download (Typical) 8 Mbps 12 Mbps 24 Mbps 48 Mbps 52 Mbps 100 Mbps 622 Mbps 1 Gbps 2.4 Gbps Typical Service 3 Mbps 6 Mbps 6-8 Mbps 12 Mbps 20 Mbps 30-40 Mbps Shared by 32 Shared by 32 Shared by 64 ADSL1 ADSL S=1/2 ADSL2+ ADSL2+ bonded (2) VDSL1 VDSL2 BPON EPON GPON
Downstream Data Flow
A
ONT-A Subscribers ONT-B
A
Data
2
1310nm 4 OLT 1490nm Splitter
(G)-Ethernet
5
4
ONU
7
ADSL2+/VDSL RG
Voice
4
Fiber to the Curb Point to Point 7 Fiber to the Cabinet 7
A BC
B
OLT CO/POP
A
B
2
(G)-Ethernet/ATM 4 ONU
2 5 7
ADSL2+/VDSL
A BC
B C
RG
3 4
IP Video
Broadcast: All endpoints (ONT) receive all data
ONT-C
C
Data
2
(G)-Ethernet 4
2 5
ADSL2+/VDSL DSLAM
6 7
L2
2
Voice
L3 Switch
1
RG
Fiber to the Node Point to Point 7
xDSL Maximum Downstream Speed as a Function of Copper Loop Length
100
Central Office
Optical Fiber Plant
Copper Plant Access Networks
A
Upstream Data Flow
A BC
ONT-A Subscribers
A
Service Assurance
1
Optical Fiber Management
Max. Downstream Speed (Mbps)
OLT CO/POP TDM: Controlled by PON protocol
B
ONT-B
B
QT-600
QT-600 DSL Test Head
5
T-BERD/MTS
Optical fiber loss/event loss, Reflectance/ORL (optical return loss), OTDR/distance to event
5
ONMS
PON Monitoring
8
DSAM
Signal level, Digital video & Analog video meter
50 45 40 35 30 25 20 15 10 5 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
IP Ethernet, multi-service (data, voice, video)
VDSL2 VDSL ADSL2+ ADSL2
2
FST-2802
Ethernet and IP services
ONT-C
C
3
5
OFI-2000
Bidirectional insertion loss, ORL (optical return loss)/Length delay, optical power
6 7
QT-200 HST-3000
QT-200 DSL Test Head
9
Validator™ NT-950
Network/Cabling Certifier
xDSL service and copper loop
To learn more, visit jdsu.com/fttx
Note: Specifications, terms and conditions are subject to change without notice. 10143194 501 0507 FTTX.PO.FOP.AE
C
DTS-200
DTS-200 MPEG Test System
SELECT
ENTER
DVB turn-up testing, MPEG-2 and MPEG-4 analysis, QAM, QPSK, GbE, SPI and ASI Interfaces
5
SMART Class OLx
Insertion loss, power, ORL (optical return loss)
Copper, DSL, Triple Play services
10 PathTrak™ Forward Path Monitoring System
Analog & QAM RF Video Monitoring
4
OLP-57
Optical power measurements
Loop Length (k ft)
Trip le-P
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