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Design Considerations of the Interpolative Digital Transmitter for Quantization Noise and Replicas Rejection
Journal article
IEEE Transactions on Circuits and Systems II: Express Briefs, 2020,Volume: 67,Issue: 1,Page: 37-41
Authors:
Un,Ka Fai
;
Zhang,Feifei
;
Mak,Pui In
;
Martins,Rui P.
;
Zhu,Anding
;
Staszewski,Robert Bogdan
Favorite
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TC[WOS]:
2
TC[Scopus]:
2
|
Submit date:2021/03/09
digital baseband
Digital transmitter (DTX)
linear interpolation
modulation
noise filtering
out-of-band noise
quantization noise
replicas
A 0.12-mm2 1.2-to-2.4-mW 1.3-to-2.65-GHz Fractional-N bang-bang digital PLL with 8-μs settling time for multi-ISM-Band ULP radios
Journal article
IEEE Transactions on Circuits and Systems I: Regular Papers, 2019,Volume: 66,Issue: 9,Page: 3307-3316
Authors:
Un,Ka Fai
;
Qi,Gengzhen
;
Yin,Jun
;
Yang,Shiheng
;
Yu,Shupeng
;
Ieong,Chio In
;
Mak,Pui In
;
Martins,Rui P.
Favorite
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TC[WOS]:
2
TC[Scopus]:
3
|
Submit date:2021/03/09
bang-bang
Digital phase-locked loop (DPLL)
digital-to-time converter (DTC)
gain calibration
ring VCO
ultra-fast settling
ultra-low-power (ULP)
voltage-controlled oscillator (VCO)
A 0.7-2.5 GHz, 61% EIRP System Efficiency, Four-Element MIMO TX System Exploiting Integrated Power-Relaxed Power Amplifiers and an Analog Spatial De-Interleaver
Journal article
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS, 2018,Volume: 65,Issue: 1,Page: 14-25
Authors:
Yu, Wei-Han
;
Un, Ka-Fai
;
Mak, Pui-In
;
Martins, Rui P.
Favorite
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TC[WOS]:
1
TC[Scopus]:
1
|
Submit date:2018/10/30
Antenna Array
Beamforming
Cmos
Diversity Gain
Error-vector Magnitude (Evm)
Fading Channel
Mobile
Multiple-input Multiple-output (Mimo)
Mimo Decoder
Matching Network (Mn)
Pulse-shaping Filter (Psf)
Power Amplifier (Pa)
Transmitter (Tx)
Signal-to-noise Ratio (Snr)
Wideband
Reception performance enhancement of capacitive micromachined ultrasonic transducers via modified membrane structures
Conference paper
IFMBE Proceedings, Singapore, SINGAPORE, DEC 07-10, 2016
Authors:
Jiang X.
;
Yu Y.
;
Wang J.
;
Liu X.
;
Kin Che U.
;
Pun S.H.
;
Vai M.I.
;
Un Mak P.
Favorite
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TC[WOS]:
0
TC[Scopus]:
0
|
Submit date:2019/02/14
Cmut Receiver
Sensitivity Enhancement
Slotted Membrane And Corrugated Membrane
An open-loop multiphase local-oscillator generation technique
Book chapter
出自: Low Power Emerging Wireless Technologies, 2016, 页码: 297-312
Authors:
Un,Kai Fai
;
Mak,Pui In
;
Martins,Rui P.
Favorite
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TC[WOS]:
0
TC[Scopus]:
0
|
Submit date:2021/03/09
Time-domain I/Q-LOFT compensator using a simple envelope detector for a sub-GHz IEEE 802.11af WLAN transmitter
Conference paper
2016 21st Asia and South Pacific Design Automation Conference (ASP-DAC), Macao, PEOPLES R CHINA, JAN 25-28, 2016
Authors:
Chak-Fong Cheang
;
Ka-Fai Un
;
Pui-In Mak
;
Rui P. Martins
Favorite
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TC[WOS]:
0
TC[Scopus]:
0
|
Submit date:2019/02/11
A Sub-GHz wireless transmitter utilizing a multi-class-linearized PA and time-domain wideband-auto I/Q-LOFT calibration for IEEE 802.11af WLAN
Journal article
IEEE Transactions on Microwave Theory and Techniques, 2015,Volume: 63,Issue: 10,Page: 3228-3241
Authors:
Ka-Fai Un
;
Wei-Han Yu
;
Chak-Fong Cheang
;
Gengzhen Qi
;
Pui-In Mak
;
Rui P. Martins
Favorite
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TC[WOS]:
6
TC[Scopus]:
0
|
Submit date:2019/02/11
Adjacent Channel Leakage Ratio (Aclr)
Cmos
Digital Calibration
Gm-c Low-pass Filter
Harmonic Rejection Mixer (Hrm)
Harmonic Rejection Ratio (Hrr)
Ieee 802.11af
Image Rejection Ratio (Irr)
In-phase/quadrature (I/q) Imbalance
Lo Feedthrough (Loft)
Lo-leakage Rejection Ratio (Lrr)
Local Oscillator (Lo)
Power Amplifier (Pa)
Transmitter (Tx)
Wideband
A Combinatorial Impairment-Compensation Digital Predistorter for a Sub-GHz IEEE 802.11af-WLAN CMOS Transmitter Covering a 10x-Wide RF Bandwidth
Journal article
IEEE Transactions on Circuits and Systems I: Regular Papers, 2015,Volume: 62,Issue: 4,Page: 1025-1032
Authors:
Chak-Fong Cheang
;
Ka-Fai Un
;
Wei-Han Yu
;
Pui-In Mak
;
Rui P. Martins
Favorite
|
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TC[WOS]:
9
TC[Scopus]:
10
|
Submit date:2019/02/11
Cmos
Counter-intermodulation (Cim)
Digital Predistortion (Dpd)
Frequency-dependent I/q Imbalance
Power Amplifier (Pa)
Rf
Volterra Series
Wideband Transmitter
15-nW biopotential LPFs in 0.35-μm CMOS using subthreshold-source- follower Biquads with and without gain compensation
Journal article
IEEE Transactions on Biomedical Circuits and Systems, 2013,Volume: 7,Issue: 5,Page: 690-702
Authors:
Tan-Tan Zhang
;
Pui-In Mak
;
Mang-I Vai
;
Peng-Un Mak
;
Man-Kay Law
;
Sio-Hang Pun
;
Feng Wan
;
Rui P. Martins
Favorite
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TC[WOS]:
39
TC[Scopus]:
47
|
Submit date:2018/12/24
Biomedical
Biopotential
Body Effect
Cmos
Gain Compensation
Harmonic Distortion
Lowpass Filter
Mosfet
Source Follower
Subthreshold
Time Constant
Transconductor
A nonrecursive digital calibration technique for joint elimination of transmitter and receiver I/Q imbalances with minimized add-on hardware
Journal article
IEEE Transactions on Circuits and Systems II: Express Briefs, 2013,Volume: 60,Issue: 8,Page: 462-466
Authors:
Wei-Han Yu
;
Chak-Fong Cheang
;
Pui-In Mak
;
Weng-Fai Cheng
;
Ka-Fai Un
;
U-Wai Lok
;
Rui P. Martins
Favorite
|
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TC[WOS]:
8
TC[Scopus]:
9
|
Submit date:2019/02/11
Algorithm
Calibration
Coordinate Rotation Digital Computer (Cordic)
I/q Imbalance
Local Oscillator (Lo)
Receiver (Rx)
Transceiver
Transmitter (Tx)