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A hardware-efficient feedback polynomial topology for dpd linearization of power amplifiers: Theory and FPGA validation Journal article
Chak-Fong Cheang, Pui-In Mak, Rui P. Martins. A hardware-efficient feedback polynomial topology for dpd linearization of power amplifiers: Theory and FPGA validation[J]. IEEE Transactions on Circuits and Systems I: Regular Papers, 2018, 65(9), 2889-2902.
Authors:  Chak-Fong Cheang;  Pui-In Mak;  Rui P. Martins
Favorite | TC[WOS]:13 TC[Scopus]:16 | Submit date：2019/02/11
Carrier-aggregation  Digital Predistortion (Dpd)  Field-programmable Gate Array (Fpga)  Identification  Power Amplifier (Pa)  Recursive Least Square (Rls)  
Joint-digital-predistortion for wireless transmitter’s I/Q imbalance and PA nonlinearities using an asymmetrical complexity-reduced Volterra series model Journal article
Yue Li, Chak-Fong Cheang, Pui-In Mak, Rui P. Martins. Joint-digital-predistortion for wireless transmitter’s I/Q imbalance and PA nonlinearities using an asymmetrical complexity-reduced Volterra series model[J]. Analog Integrated Circuits and Signal Processing, 2016, 87(1), 35-47.
Authors:  Yue Li;  Chak-Fong Cheang;  Pui-In Mak;  Rui P. Martins
Favorite | TC[WOS]:5 TC[Scopus]:5 | Submit date：2019/02/11
Computational Complexity  Digital Predistortion (Dpd)  I/q Imbalance  Power Amplifier (Pa)  Ofdm  Volterra Series  
Non-recursive digital calibration for joint-elimination of transmitter and receiver I/Q imbalances with minimized add-on hardware Patent
专利类型: 发明专利 Invention, 专利号: US9276798B2, 申请日期: 2014-03-26, 公开日期: 2015-10-01
Authors:  Wei-Han Yu;  Chak-Fong CHEANG;  Ka-Fai UN;  Pui-In Mak;  Rui P. Martins
Adobe PDF | Favorite |  | Submit date：2019/03/12
Time-domain I/Q-LOFT compensator using a simple envelope detector for a sub-GHz IEEE 802.11af WLAN transmitter Conference paper
Chak-Fong Cheang, Ka-Fai Un, Pui-In Mak, Rui P. Martins. Time-domain I/Q-LOFT compensator using a simple envelope detector for a sub-GHz IEEE 802.11af WLAN transmitter[C], 2016, 3-4.
Authors:  Chak-Fong Cheang;  Ka-Fai Un;  Pui-In Mak;  Rui P. Martins
Favorite | TC[WOS]:0 TC[Scopus]:0 | Submit date：2019/02/11
The dispersal analysis on basis construction of digital predistortion techniques for power amplifiers Journal article
Yue L, Chak-Fong Cheang, Pui-In Mak, Rui P. Martins. The dispersal analysis on basis construction of digital predistortion techniques for power amplifiers[J]. Analog Integrated Circuits and Signal Processing, 2016, 86(1), 77-86.
Authors:  Yue L;  Chak-Fong Cheang;  Pui-In Mak;  Rui P. Martins
Favorite | TC[WOS]:2 TC[Scopus]:3 | Submit date：2019/02/11
Basis Construction  Complexity  Digital Pre-distortion (Dpd)  Floating Point Operations (Flops)  Nonlinearity  Power Amplifier (Pa)  Volterra Series  
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
Ka-Fai Un, Wei-Han Yu, Chak-Fong Cheang, Gengzhen Qi, Pui-In Mak, Rui P. Martins. 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[J]. IEEE Transactions on Microwave Theory and Techniques, 2015, 63(10), 3228-3241.
Authors:  Ka-Fai Un;  Wei-Han Yu;  Chak-Fong Cheang;  Gengzhen Qi;  Pui-In Mak; et al.
Favorite | TC[WOS]:9 TC[Scopus]:9  IF:4.1/4.2 | 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
Chak-Fong Cheang, Ka-Fai Un, Wei-Han Yu, Pui-In Mak, Rui P. Martins. A Combinatorial Impairment-Compensation Digital Predistorter for a Sub-GHz IEEE 802.11af-WLAN CMOS Transmitter Covering a 10x-Wide RF Bandwidth[J]. IEEE Transactions on Circuits and Systems I: Regular Papers, 2015, 62(4), 1025-1032.
Authors:  Chak-Fong Cheang;  Ka-Fai Un;  Wei-Han Yu;  Pui-In Mak;  Rui P. Martins
Favorite | TC[WOS]:10 TC[Scopus]:11  IF:5.2/4.5 | 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  
A nonrecursive digital calibration technique for joint elimination of transmitter and receiver I/Q imbalances with minimized add-on hardware Journal article
Wei-Han Yu, Chak-Fong Cheang, Pui-In Mak, Weng-Fai Cheng, Ka-Fai Un, U-Wai Lok, Rui P. Martins. A nonrecursive digital calibration technique for joint elimination of transmitter and receiver I/Q imbalances with minimized add-on hardware[J]. IEEE Transactions on Circuits and Systems II: Express Briefs, 2013, 60(8), 462-466.
Authors:  Wei-Han Yu;  Chak-Fong Cheang;  Pui-In Mak;  Weng-Fai Cheng;  Ka-Fai Un; et al.
Favorite | TC[WOS]:8 TC[Scopus]:9  IF:4.0/3.7 | Submit date：2019/02/11
Algorithm  Calibration  Coordinate Rotation Digital Computer (Cordic)  I/q Imbalance  Local Oscillator (Lo)  Receiver (Rx)  Transceiver  Transmitter (Tx)