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Research of Millimeter-wave Gigabit
Wireless Module and Circuits
Tian-Wei Huang
Department of Electrical Engineering and
Graduate Institute of Communication Engineering
National Taiwan University
E-mail: twhuang@cc.ee.ntu.edu.tw
Research of MMW Gigabit 1
Data Rates Over Time: 10x/5yrs*
× 10 /(5 year ) ⇔ ×2 /(18month = 1.5 year )
2 (5 /1.5=3.333) = 10.0
Research of MMW Gigabit 2
*Tutorial IEEE 802 Plenary, Vancouver, November 2005
doc.: IEEE 15-06-0100-00-003c
Popular Unlicensed Bands
5 GHz 57-64 GHz
BW~200MHz BW~7GHz
2.4 GHz
BW~83.5MHz
Research of MMW Gigabit 3
60GHz Standards*
IEEE 802.15.3c
Largest industry 60-GHz standard organization
Data rate over 2Gbps (optional > 3Gbps)
ECMA TC32-TG20
Same Standard group for Wireless USB
60GHz PHY and MAC for p2p data and
multimedia streaming
Wireless HD (LG,NEC,Samsung,Sony,Toshiba,SiBeam)
Consumer Electronics Manufacturer-based SIG
developing spec. for wireless high definition digital
interface
Public availability of spec in Spring 2007(postponed to
Winter 2007)
Research of MMW Gigabit *ISSCC 2007/02 4
IEEE 802.15 WPAN
Research of MMW Gigabit 5
IEEE 802.15.TG3c mmW WPAN
57-64 GHz WPAN
2-3 Gbps
Research of MMW Gigabit 6
Wireless HDMI
LCD TV HDTV
DV
D
Portable PC within TV
tuner
Research of MMW Gigabit 7
doc.: IEEE 15-06-0369-07-003c
HDMI Requirement
HDTV Resolutions
Only change fonts in blue.
Resolutions 24 bits/pixel HDMI Standard
TMDS Overhead 6 bits/pixel HDMI Standard
A B C D E F G
Resolution (pixels) Frame Rate Aspect Blanking Overhead Raw Data Rate Raw Data Rate With TMDS
(frames/s) Ratio (pixels) Excl. Bl. (Gbps) (Gbps) (Gbps)
1280 x 720 p 50 16:9 700 x 30 1.1059 1.7820 2.2275
1280 x 720 p 60 16:9 370 x 30 1.3271 1.7820 2.2275
1920 x 1080 i 50 16:9 720 x 45 1.2442 1.7820 2.2275
1920 x 1080 p 60 16:9 280 x 45 2.9860 3.5640 4.4550
1920 x 1080 p 50 16:9 720 x 45 2.4883 3.5640 4.4550
1920 x 1080 i 60 16:9 280 x 45 1.4930 1.7820 2.2275
Research of MMW Gigabit 8
doc.: IEEE 802.15-04/0153
HDTV Links in the Baseball Stadium
RX
TX
HDTV
Video camera
Video signal
Tx Horizontal polarization 3F
210m Display
Rx BS tuner
Tx Rx
Vertical polarization
220m
Modulator 2F
Domed baseball stadium
Power supply Research of MMW Gigabit 9
High-Speed Wireless Data
Large mobile storage devices need Gbps wireless links
Mobile Storage Size & Sync Time 64GB 2006/03
Contents CD: 700MByte in 10 sec 622Mbps
Download DVD:17GByte in 60 sec 2.3 Gbps
Data Rate
Distance ~ 10 m (APT- APT link)
~ 1 m (APT - MT link）
http://www.buslinkbuy.com
*Tutorial IEEE 802 Plenary, Vancouver, November 2005
Research of MMW Gigabit 10
60-GHz Frequency Allocation
Canada, US, and Korea have the same allocation
7 GHz band is allocated in the above 4 countries, and
Japan, but there is 2-GHz offset
Research of MMW Gigabit 11
60-GHz Channel Allocation
Canada, US, and Korea have the same allocation
7 GHz band is allocated in the above 4 countries, and
Japan, but there is 2-GHz offset
Research of MMW Gigabit 12
60-GHz Standard Consortium
The largest 60-GHz standard consortium is CoMPA,
including NiCT/NEC/Sony/Mitsubishi/IBM/Moto/FranceTel/IMEC.
CoMPA: Consortium of millimeter-wave practical applications
Research of MMW Gigabit 13
Ballot plan
05/311r16
January 2008 – First letter ballot
March 2008 – Re-circulation
May 2008 – 802 Sponsor ballot
July 2008 – 802 Sponsor re-circulation
August 2008 – Submit to RevCom for final
approval
Research of MMW Gigabit 14
Research of MMW Gigabit 15
NTU’s 0.13μm CMOS 60-GHz Transceiver
Tx High Gian Mode
Rx: 4Gbps BPSK
Low power consumption (97mW)
Tx Pout = -2dBm, IQ Modulation
Miniature chip size, and Low Cost
C-H. Wang, H-Y. Chang, P-S. Wu, K-Y. Lin, T-W. Huang, H. Wang, C-H. Chen, "A 60GHz Low-Power Six-Port
Transceiver for Gigabit Software-Defined Transceiver Research of 2007 International Solid-State Circuit Conference
Applications,” MMW Gigabit 16
(ISSCC), San Francisco, CA, Feb. 2007.
Performance Summary
Baseband Performance Summary
Signal Input
62 GHz
Frequency (GHz) 60 ~ 67
Tx Pout (dBm) -2
VCO
Reflection-Type
I/Q Modulator Buffer
IF Output
Amplifier RF
Rx min Pin (dBm)
-50
Six- Port
Demodulator SPDT (no IF Amp)
Low- noise Rx NF (dB)
Amplifier
10
Power Detector
(Simulated)
Modulation QAM
Tx : Reflection-type modulator
VCO Pout (dBm) > -10
Rx: Six-port reflectometer
DC Power
~ 97.9
Consumption (mW)
Research of MMW Gigabit 17
VCO Design and Testing
Measured Output Spectrum
Redundant LO Input
V-tune
VDD
IN IP
Output + Output -
Phase noise: -92.2 dBc/Hz @ 1MHz offset at 62 GHz
test port: -12.1
Output power at the Research of MMW Gigabit dBm 18
Reflection-Type I/Q Modulator
IP-
Meandered broadside coupler
to implement 90∘hybrids.
Broadside Coupler Marchand-type transformer to
implement the 180∘hybrid.
IP+ Wilkinson power combiner for
in-phase combiner
QP+
Low LO drive power
Broadside Coupler Low DC power consumption
High linearity, broad
QP-
Bandwidth
I/Q modulation
Hong-Yeh Chang, and et al, “Design and analysis of CMOS broad-band compact high-linearity modulators for gigabit microwave/millimeter-
Research of MMW Gigabit
wave applications,” IEEE Transactions on Microwave Theory and Techniques, Jan. 2006. 19
A 60-GHz 2.5-Gbps CMOS BPSK Modulator
IF+
LO
RF
2.5-Gbps at 60 GHz
IF-
•Frequency: 15-75 GHz
•Modified reflection-type •Phase Imbalance < 3°
•0.13 μm CMOS technology •Amplitude Imbalance < 0.5 dB
•Chip size : 0.5 × 0.35 mm2 •Modulation bandwidth > 1 GHz
Hong-Yeh Chang, Pei-Si Wu, Tian-Wei Huang, Huei Wang, Yung-Chih Tsai, and Chun-Hung Chen “An ultra compact and broadband
Research of MMW Gigabit
15-75 GHz BPSK modulator using 0.13-μm CMOS process,” 2005 IEEE MTT-S IMS Digest, Long Beach, CA, June 2005. 20
CMOS MMW IQ Modulator
IP IN
TSMC 0.13-μm CMOS Process
LO
Chip Size: 0.65 × 0.58 mm2
Modified Reflection-type Modulator
Frequency: 20-40 GHz
RF Sideband Suppression > 20 dB
LO Suppression > 30 dB
Spurs Suppression > 30 dB
P1dB > -5 dBm
QP QN
Conversion Loss < 13 dB
Modulation bandwidth > 1 GHz
IP
-30 BPSK (I) 2Z o
Center: 30 GHz
SPAN: 100 MHz
-40 IN
Broadside coupler
IN
-50 R3
Power (dBm)
OUT
-60
QP
-70 BPSK (Q) 2Z o
R2 QN
-80
-90
29.95 29.97 29.99 30.01 30.03 30.05
Frequency (GHz)
Hong-Yeh Chang, and et al, “Design and analysis of CMOS broad-band compact high-linearity modulators for gigabit
Research of MMW Gigabit
microwave/millimeter-wave applications,” IEEE Transactions on Microwave Theory and Techniques, Jan. 2006. 21
60 GHz Six-Port Reflectometer
Power
Detector
Power
Detector
Power divider
Power Low LO drive power
Detector
Low DC power consumption
Power High linearity
Detector
Wide bandwidth
QAM Modulation
90∘hybrid
Low cost
Research of MMW Gigabit 22
60-GHz 0.18-μm SiGe BiCMOS Transmitter
with Integrated Antenna
Technology: 0.18-μm SiGe BiCMOS process
Chip size: 1.3 x 0.8 mm2
Conversion gain: 20.2 dB
Output power: 15.8 dBm
DC power consumption: 281 mW
Chi-Hsueh Wang, Yi-Hsien Cho, Chin-Shen Lin, Huei Wang, Chun-Hsiung Chen, Dow-Chih Niu, John Yeh,
Chwan-Ying Lee, and John Chern,“A 60-GHz transmitter with integrated antenna in 0.18-mm SiGe BiCMOS
technology,” 2006 International Solid-State Circuit Conference (ISSCC), San Francisco, CA, Feb. 2006.
Research of MMW Gigabit 23
NTU 25-75 GHz CMOS Downconverter
Process : 90nm CMOS Conversion Gain : 3 ± 2 dB
Topology : Gilbert-cell LO Driver Power : 6 dBm
Chip size: 0.55 mm × 0.55 mm Power Consumption : 93 mW
RF Frequency : 25-75 GHz Isolation : 30 dB
30
25 [12] Hackl 2002 [13] Perndl 2004
20
Conversion Gain (dB)
15
[9] Tsai 2004
10 0.13μm CMOS
[11] Wurzer 2000 [5] Lin 2006 90nm CMOS
5 This Work
0
[10] Imai 1994 [8] Deam 2000
-5 CMOS
-10 GaAs pHEMT
InP HEMT
-15 SiGe HBT
-20
0 10 20 30 40 50 60 70 80 90 100
RF Frequency (GHz)
Jeng-Han Tsai, Pei-Si Wu, Chin-Shen Lin, Tian-Wei Huang, John G.J. Chern, and Wen-Chu Huang, " A 25-75-GHz Broadband
Research of MMW Gigabit
Gilbert-cell Mixer Using 90-nm CMOS Technology," IEEE Microwave and Guided Wave Letters, pp.247-249, April 2007. 24
NTU 35-65 GHz CMOS Modulator
Process : 0.13μm CMOS Conversion Gain : -6 ± 1.5 dB
Topology : Sub-harmonic Gilbert-cell LO Driver Power : 7 dBm @ LO/2 Freq.
Chip size: 0.98 mm × 0.8 mm Power Consumption : 75.9 mW
RF Frequency : 35-65 GHz
Jeng-Han Tsai, and Tian-Wei Huang, " 35-65-GHz CMOS Broadband Modulator and Demodulator with Sub-harmonic Pumping
Research of 2007.
for MMW Wireless Gigabit Applications," to appear in IEEE TMTT, Oct.MMW Gigabit 25
NTU 1×4 Circular Patch Array
1.85mm connector Test fixture
Research of MMW Gigabit 26
In-Band Peak Gains
1×2 array RHCP 1×4 array
Research of MMW Gigabit 27
40-48 GHz System Link Budget
Multi-Band
-78 dBm -58.dBm -61 dBm -73 dBm
OFDM/QPSK
20 dB -3 dB -12 dB
BPF
LNA LPF Baseband
BW=7.5 GHz 3.1-10.6 GHz Receiver
Local
Switch 40.1-47.6 GHz Oscillator (18.5GHz)
BW=7.5 GHz 3.1-10.6 GHz
Baseband
PA BPF DA LPF
Source
20 dB -3 dB 20 dB -12 dB
0 dBm -25dBm -22 dBm -30 dBm
RF Module Baseband
Research of MMW Gigabit 28
Q-band Transceiver Module
VSA Vector Signal Analyzer
LNA Mixer
Antenna
IF @ 3.1-10.6 GHz
RF @ 40.1-47.6 GHz
LO @ 18.5 GHz
Antenna
PA Mixer
ESG Vector Signal Generator
Research of MMW Gigabit 29
Q-band Transceiver System Test
(30 Msps QPSK)
Transmitter
EVM = 8.39 % EVM = 8.59%
RF = 42 GHz RF = 43 GHz
IF = 5 GHz IF = 6 GHz
Receiver
Research of MMW Gigabit 30
Q-band Transceiver System Demo
(20Mbps CDMA )
Baseband
Tx Rx
Research of MMW Gigabit 31
Q-band Transceiver System Demo
with Realtek UWB Module
MB-OFDM
Realtek UWB Module
Realtek UWB Module
NTU MMW Tx Module NTU MMW Rx Module
Research of MMW Gigabit 32
Measurement of UWB Spectrum
and PER GROUP A
Band Band Band
#1 #2 #3
antenna to antenna
PER (%) distance (m)
3432 3960 4488
1 2 1 2 1 2
MHz MHz MHz
mode 5 5 6 6 7 7
53 0% 0% 0% 0% 0% 0%
Band 1 80 0% 0% 0% 0% 0% 0%
106 0% 0% 0% 0% 0% 0%
40.432 GHz data
160 0% 0% 0% 0% 0% 0%
rate
(Mbps) 200 0% 0% 0% 0% 0% 0%
320 0% 0% 0% 0% 0% 0%
400 0% 0% 0% 0% 0% 0%
480 0% 0.97% 0% 0.06% 0% 8.2%
Research of MMW Gigabit 33
Q-band Gigabit Direct-Conversion
Transceiver
Agilent Infiniium oscilloscope
LNA Mixer
Antenna
RF @ 40 GHz BPSK (>1Gbps)
LO @ 20 GHz
Mixer
PA +Driver Amplifier
Anritsu MP1763C
Pulse Pattern Generator
Research of MMW Gigabit 34
Gigabit Data Rate Transmission
-10
-15
-20 0.5-Gbps
-25
Output Power (dBm)
-30 0.5-Gbps
-35
-40 1.0-Gbps
-45
-50
-55
-60
1.0-Gbps
-65
-70
38.0 38.5 39.0 39.5 40.0 40.5 41.0 41.5 42.0
Frequency (GHz)
40-GHz BPSK Output Spectrum Baseband Eye Diagram
Research of MMW Gigabit 35
Design of Cavity-Backed CP Aperture Antenna
Array for 40-48 GHz Applications
Fixture w/ cavity & 1.85mm Con.
Microstrip line Feed
Printed on a 5-mil thick RO5880
substrate
Return loss BW: 35 ~51 GHz
Axial Ratio BW: 40 ~ 48 GHz
Antenna Gain > 9 dBic
Return Loss 14 14
13 13
12 12
11 11
Measured_Axial Ratio
10 10
Simulated_Axial Ratio
9 9
Simulated_Gain
Axial Ratio (dB)
Gain (dBiC)
8 8
7 7
6 6
5 5
4 4
3 3
2 2
1 1
0 0
35.0 37.5 40.0 42.5 45.0 47.5 50.0 52.5 55.0
X Axis Title
Research of MMW Gigabit 36
Q-band (33-50G) Rx
Low noise amplifier Sub-harmonic mixer
Process: WIN 0.15-μm PHEMT Process: WIN 0.15-μm PHEMT
Topology: 2-stage cascode Topology: single-balanced
Chip size : 1 x 1 mm2 Chip size : 1 x 1 mm2
RF frequency: 40-50 GHz RF frequency: 38-48 GHz
Small signal gain : 15 dB Conversion loss : 10 dB
Input return loss: 8 dB LO-IF isolation : 20 dB
Output return loss: > 5 dB 2LO-IF isolation : 50 dB
Noise Figure: 5.5 dB Output P1dB : -4 dBm
Research of MMW Gigabit 37
UWB (40-48G) CMOS Receiver
Low Noise Amplifier Sub-harmonic Mixer
Process: TSMC 0.13-μm CMOS Process: TSMC 0.13-μm CMOS
Topology: Three-stage common-source Topology: Double-balance Gilbert-cell
Chip size : 0.75 x 0.7 mm2 Chip size : 0.64 x 0.67 mm2
Frequency: 34-44 GHz RF frequency: 25-55 GHz
Gain: 18.5 ± 1.5 dB LO frequency: fRF/2
Noise Figure: 6.3 dB @ 41 GHz Conversion loss : 5.5 ± 1.5 dB
Isolation (LO to RF) > 40dB
Isolation (RF to LO) > 40dB
LO 0
90° Coupler
-2
25 -4
Conversion Loss (dB)
20 Simulated S 21
Quadrature-Phases LO Balun -6
15 Measured
Gain & Return Losses (dB)
LO Generator -8
10
Compensation
5 Line -10
S 11 IF+
0
-12
-5 RF
-10
-14
IF- Simulation
-15 Gilbert-cell -16
RF Balun Measurement
-20 -18
-25 S 22 Compensation
Line -20
-30 25 30 35 40 45 50 55 60
20 25 30 35 40 45 50
Frequency (GHz) RF Frequency (GHz)
Research of MMW Gigabit 38
Low Noise Amplifier Module VD
H o u s in g
•Low noise amplifier 220 n F 220 nF
220 nF 22 0 nF
•Bandwidth: 38-50 GHz 51 ?
VG2
51 ?
VD3
51?
VG4
51 ?
VD1
•Small signal gain : 23 ± 2 dB 50 ? Line
R F outpu t
•Bias: +8V, 73 mA R F in p u t
2 . 4 m m (F )
5 0 ? L in e
M e ta l
2 .4 m m ( F )
•Input return loss: > 5 dB VG1
51 ?
VD2
51 ?
VG3
51 ?
VD4
51 ?
•Output return loss: > 5 dB 220 nF 220 nF 220 nF 220 nF
•Noise Figure:5.5 dB
GND VG
40.12 G H z 48.05 GH
S 24.86 dB 21.54 dB
30
20
10
0
- 10
- 20
- 30
0 5 10 15 20 25 30 35 40 45 50
F requenc y ( G H z)
Research of MMW Gigabit 39
Sub-harmonic Mixer Module
•Sub-harmonic Mixer
•Bandwidth: 40-48 GHz
•Conversion Loss: 15 ± 3 dB
•LO: 7 dBm @ 18.5 GHz
Down-conversion
0
-2
-4 RF
Conversion Loss(dB)
-6
-8
-10
-12
-14
-16
-18
-20
-22
LO
-24
-26
-28
-30
38 40 42 44 46 48
RFfreq(GHz)
Research of MMW Gigabit
IF 40
40-48 GHz TX MMIC
Power amplifier Sub-harmonic mixer
Chip size : 2 x 1 mm2 Chip size : 1 x 1 mm2
Small signal gain > 14 dB (40 ~48 GHz) Conversion loss : 12.5 ± 1.5 dB (38 ~48 GHz)
Saturation power > 20 dBm @ 42GHz LO-to-RF isolation : > 29 dB.
> 16 dBm @ 48 GHz 2LO-to-RF isolation : > 35 dB.
20
0
15
-5 CL
Conversion Loss (dB)
S 21
Gain & Return losses (dB)
10
5
-10
0
S 22
-5
-15
-10
-15
-20 LO input power = 5 dBm
-20
-25
S 11 LO input frequency = 19GHz
-25
-30 IF input power = -30 dBm
40 42 44 46 48 50
Frequency (GHz) -30
0 2 4 6 8 10 12 14
simulation (non-connected lines)
IF freq.(GHz)
measurement results (connected lines)
Research of MMW Gigabit
S.-Y. Chen, J.-H. Tsai, P.-S. Wu, T.-W. Huang, and H. Wang, " A Q-band miniature monolithic 41
subharmonically pumped resistive mixer," in Proc. Asia-Pacific Microwave Conf. (APMC 2006).
Low-loss Built-in Linearizer
15
Medium Power amplifier with built-in linearizer MAG
10
Chip size : 1 x 1 mm2
Gain & Return losses (dB)
Small signal gain > 8 dB (44 GHz) 5
S21
Saturation power > 15 dBm (44 GHz)
0
-5 S22
linearizer amplifier
-10
S11
-15
40 42 44 46 48 50
Frequency (GHz)
simulation (non-connected lines)
measurement results (connected lines)
1.0 mm
1.0 mm
0
-5
-10
Without
Output Power (dBm)
-15 Linearization
-20
-25
-30 With
Linearization
-35
-40
-45 8dBc
-50
1.0 mm Center 44.000 GHz Span 4 MHz
Res BW 47 kHz VBW 47 kHz Sweep 8.64 ms (601 pts)
“A 44-GHz of MMW Gigabit
J. H. Tsai, H. Y. Chang, P. S. Wu, T. W. Huang, H. Wang, Research high-linearity MMIC medium power amplifier with a 42
low-loss built-in linearizer,” in IEEE MTT-S Int. Microwave Symp. Dig., 2005.
Built-in Linearizer for MMW PA
Linearization
20
15 S21
Gain & Return losses (dB)
10
5
Medium power amplifier with built-in linearizer 0 S11
Process: WIN 0.15-μm PHEMT -5
RF frequency: 40-48 GHz -10
Chip size : 2 x 1 mm2 -15
-20
S22
Small signal gain > 15 dB @ 44 GHz -25
Saturation power > 20 dBm @ 44 GHz -30
40 42 44 46 48 50
Frequency (GHz)
simulation (non-connected lines)
measurement results (connected lines)
10
0 Without
Linearization
Output Power (dBm)
-10
-20 With
Linearization
-30
7 dBc
-40
-50
Center 44.000 GHz Span 10 MHz
Res BW 91 kHz VBW 91 kHz Sweep 4.64 ms (601 pts)
J.-H. Tsai, H.-Y. Chang, P.-S. Wu, Y.-L. Lee, T.-W. Huang, and H. Wang, " Design and analysis of a 44-GHz MMIC low-loss built-in
Research of MMW Gigabit
linearizer for high-linearity medium power amplifiers," IEEE Trans. Microwave Theory Tech. Vol. 54, No. 6, pp. 2478-2496, June 2006. 43
Sub-harmonic Transmitter with
Post-distortion Linearization
•WIN 0.15-μm pHEMT Process 15
Conversion Gain & Return Loss (dB)
Conversion Gain
•Sub-harmonic Mixer + Driver Amplifier 10 RF Port Return Loss
•Chip size: 2.5 mm × 1 mm 5
0
•Bandwidth: 40-48 GHz
-5
•Gain: 7 ± 1.5 dB
-10
•LO power: 6 dBm -15
-20
38 40 42 44 46 48
-10 RF Frequency (GHz)
-20
Output Power (dBm)
-30
Without
Linearization
-40
-50 With Linearization
-60 8 dBc
Jeng-Han Tsai, Hong-Yuan Yang, Che-Chung Kuo, and Tian-Wei Huang “A -70
miniature 38-48 GHz MMIC sub-harmonic transmitter with post-distortion
-80
linearization,” accepted by IEEE MTT-S Int. Microwave Symp., June 2007.
Research of MMW Gigabit91 kHz
Center 40.000 GHz
Res BW VBW 91 kHz
Span 10 MHz
44
Sweep 4.64 ms (601 pts)
Power Amplifier Module NTU MMIC
VDD1=5V VDD2=5V
•Power Amplifier Cap Cap
•Bandwidth: 40-48 GHz
•Gain: 36 ± 5 dB
•Output Power: 18 dBm
Cap Cap
VGG1=-0.2V VGG2=-0.2V
50
40
30
dB(S(2,2))
dB(S(1,1))
dB(S(2,1))
20
10
0
-10
-20
40 41 42 43 44 45 46 47 48 49 50
freq, GHz
Research of MMW Gigabit 45
Q-band Sub-harmonic Transmitter Module
20
NTU MMIC
•Chip: WIN 0.15um pHEMT Process 15
Conversion Gain (dB)
•Sub-harmonic Mixer + Driver Amplifier 10
•Bandwidth: 40-48 GHz 5
•Gain: 11 ± 3 dB
0
•OP1dB: 0 dBm
Conversion Gain
•LO power: 7dBm -5
(fRF = fIF + 2fLO, LO = 6 dBm at 18.5 GHz)
•Bias: +8V, 220mA -10
38 40 42 44 46 48 50
VGG VGG
RF Frequency (GHz)
VGG
VDD
Cap Cap
Cap Cap
Z=50Ω
Z=50Ω
RF
LO
Cap
Z=50Ω Cap
IF VDD VGG
Research of MMW Gigabit 46
Sub-harmonic Mixer Module
Assembly by NTU
LO RF
Mixer
IF MMIC
0 0
-5 -5
Up Conversion Loss(dB)
Conversion Loss(dB)
-10 -10
-15 -15
Down
-20 -20
-25 -25
-30 -30
-35 -35
-40 -40
37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
RFfreq(GHz) IFfreq(GHz)
Research of MMW Gigabit 47
Sub-harmonic Transmitter
Module VG1=-0.5V VG2=-0.7V
Assembly by NTU
VDD=3V
LO RF 26mA
24mA
26mA
20
15
Conversion Gain (dB)
10
5
0
IF -5
-10 On wafer
Transmitter -15
Assembly
MMIC -20
37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
RFfreq(GHz)
Research of MMW Gigabit 48
CMOS Balanced Medium Power
Amplifier
Broadband
Amplifier
Process : TSMC 90nm CMOS Out
Broadside
Coupler
Frequency range : 35 – 51 GHz
Broadside
Coupler
Gain : 14.5 dB In
Power Consumption : 99 mW Broadband
Chip size : 0.78 × 0.92 mm2
Amplifier
Psat : 10.6 dBm 20
15
PAE : 8 % 10 S21
Gain & Return Losses (dB)
5
0
-5
-10 S11
-15
-20
-25
-30
S22
-35
-40
15 20 25 30 35 40 45 50 55 60
Frequency (GHz)
Jeng-Han Tsai, Yi-Lin Lee, Tian-Wei Huang, Cheng-Ming Yu and John G. J. Chern, “A 90-nm CMOS broadband and miniature Q-band
balanced medium power amplifier,” accepted by IEEE MTT-SResearch of MMW Gigabit
Int. Microwave Symp., June 2007. 49
New Compact Bandpass Filters with Good
Selectivity & Wideband Spurious Suppression
Mixing lumped and distributed elements
to implement the cross-coupled sections
and resonators
Insertion loss ~ 2.95 dB,
B.W. ~ 5.2%, @ 2.372 GHz
P. H. Deng, Y. S. Lin, C. H. Wang, and C. H. Chen, Compact microstrip bandpass filters with good selectivity and stopband
Research MTT-54, Gigabit
rejection, IEEE Trans. on Microwave Theory and Techniques, Vol.of MMW No. 2, pp. 533-539, February 2006. 50
Balanced Coupled-Line Filter with
Common-Mode Noise Suppression
Insertion loss ~ 3.73 @ 2GHz, CMRR > 40 dB
A novel balanced filter for fully differential transceiver.
Wide stopbands for both differential- and common-modes.
Excellent performance for differential system applications.
C.-H. Wu, C.-H. Wang, and C. H. Chen, “Novel balanced coupled-line bandpass filters with common-mode
Research of MMW Gigabit 51
noise suppression,” IEEE Trans. Microw. Theory Tech, vol. 55, no. 2, pp.287-295, Feb. 2007
Microstrip to LTCC Laminated
Waveguide Transition – Short Type
Single Transition
560 um
101.6um
Back-to-Back Transition
Research of MMW Gigabit 52
Thru-Reflection-unequal-Line (TRuL) calibration for
multi-port scattering matrix measurement
Traditional multiport SOLT • Only 3 multi-port
calibrators and 3
contacts required
instead of 5 two-port
calibrators and 7
contacts as compared
with traditional SOLT
method
“Thru” “Reflector” “unequal-Line” •4port thru, unequal
line and reflector
calibrators for 4port
calibration.
Hsin-Chia Lu and Yien-Tien Chou, “The thru-relfection-unequal-line (TRuL) calibration
method with asymmetric R calibrator for multi-port scattering matrix measurement,” 2006
Research of MMW Gigabit
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Research of MMW Gigabit 54
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