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Novel Low Jitter Multi-Phase Clock Generation Scheme for Parallel Analog-toDigital Conversion Systems Conference paper
Proc. IEEE/IEEJapan International Analog VLSI Workshop – AVLSIWS 2004, University of Macau, Macao, China, Oct 2004
Authors:  Sai-Weng Sin;  Seng-Pan U;  R.P.Martins
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A Novel Reconfigurable Membership Function Circuit for Analog Fuzzy Logic Controller Conference paper
Proceedings 20th China Symposium on Circuits and Systems – CSCAS 2007, Guangzhou, China, June 2007
Authors:  Ngai Kong;  Seng-Pan U;  R.P. Martins
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Fuzzy Logic Controller (Flc)  Membership Function Circuit (Mfc)  Low Voltage  Current Mode  
A Pseudo-Differential Comparator-Based Pipelined ADC with Common Mode Feed Forward Technique Conference paper
2008 IEEE ASIA PACIFIC CONFERENCE ON CIRCUITS AND SYSTEMS (APCCAS 2008), Macao, PEOPLES R CHINA, NOV 30-DEC 03, 2008
Authors:  Li Ding;  Sio Chan;  Kim-Fai Wong;  Sai-Weng Sin;  Seng-Pan U;  R.P.Martins
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An Expandable and Extendable High-order Semi-MASH Sigma-Delta Modulator Conference paper
Proc. IEEE/IEE Regional Inter-University Post-graduate EEE Conference – RIUPEEEC 2006, Macau, Jul. 2006
Authors:  Chon-In Lao;  Seng-Pan U;  R. P. Martins
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Sigma Delta Simulation  Mash  Analog-to-digital Converter  
A 1.8-V 1.056-Gs/S 6-B Flash-Interpolation ADC For Mb-Ofdm Uwb Applications Conference paper
Proceedings of the 4th Regional Inter-University Postgraduate Electrical and Electronics Engineering Conference (RIUPEEEC), Macau, Jul. 2006
Authors:  Jun-Xia Ma;  Sai-Weng Sin;  Seng-Pan U;  R. P. Martins
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A Novel Current-Mode Reconfigurable Memebership Function Circuti For Mixed-Signal Fuzzy Hardware Conference paper
Proceedings of the 4th Regional Inter-University Postgraduate Electrical and Electronics Engineering Conference (RIUPEEEC), Macau, Jul. 2006
Authors:  Ngai Kong;  Seng-Pan U;  R. P. Martins
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Current Mode  Mixed-signal  Fuzzy Logic  Reconfigurable  Membership Function  
On-Chip Unsteady Reference Voltage Compensation Techniques for Very-High-Speed Pipelined ADC Conference paper
Proc. IEEE/IEE Regional Inter-University Post-graduate EEE Conference – RIUPEEEC 2005, Hong Kong, China, Jun. 2005
Authors:  Weng-Ieng Mok;  Pui-In Mak;  Seng-Pan U;  R. P. Martins
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High-speed  Pipelined Analog-to-digital Converter  Reference Voltage  Voltage Buffer  
A Power-and-Area Efficient, Multifunctional CMOS A/D Interface for a Low-IF/Zero-IF Reconfigurable Receiver Conference paper
Proc. of IEEJ (7th) International Analog VLSI Workshop (AVLSIWS), University of Macau Macao SAR, China, 13th - 15th October, 2004
Authors:  Pui-In Mak;  Seng-Pan U;  R.P.Martins
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A linear-phase halfband SC video interpolation filter with coefficient-sharing and spread-reduction Conference paper
Proc. of The 2000 IEEE International Symposium on Circuits and Systems (ISCAS 2000), Geneva, Switzerland, Switzerland, 28-31 May 2000
Authors:  Seng-Pan U;  R. P.Martins;  J. E. Franca
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Quantitative Noise Analysis of Jitter-Induced Non-Uniformly Sampled-And-Held Signals Conference paper
2003 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOL VI, PROCEEDINGS: SIGNAL PROCESSING THEORY AND METHODS, HONG KONG, PEOPLES R CHINA, MAY 25-28, 2003
Authors:  Sui-Weng Sin;  Seng-Pan U;  R.P.Martins
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Signal Analysis  Dynamic Range  1f Noise  Filtering  Jitter  Frequency  Sampling Methods  Signal To Noise Ratio  Filters  Clocks  
A Programmable Switched-Capacitor A-DQS Frequency Downconverter for Two-Step Channel Selection Wireless Receiver Conference paper
2003 5TH INTERNATIONAL CONFERENCE ON ASIC, VOLS 1 AND 2, PROCEEDINGS, Beijing, PEOPLES R CHINA, OCT 21-24, 2003
Authors:  Mak, PI;  U, SP;  Martins, RP
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Bandpass Sigma-Delta Modulator SIMULINK® Non-Idealities Model with Behavior Simulation Conference paper
2003 5TH INTERNATIONAL CONFERENCE ON ASIC, VOLS 1 AND 2, PROCEEDINGS, Beijing, PEOPLES R CHINA, OCT 21-24, 2003
Authors:  Lao, CI;  U, SP;  Martins, RP
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A Novel Low-Voltage Cross-Coupled Passive Sampling Branch for Reset- and Switched-Opamp Circuits Conference paper
2005 IEEE INTERNATIONAL SYMPOSIUM ON CIRCUITS AND SYSTEMS (ISCAS), VOLS 1-6, CONFERENCE PROCEEDINGS, Kobe, JAPAN, MAY 23-26, 2005
Authors:  Sai-Weng Sin;  Seng-Pan U;  R.P.Martins
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Sampling Methods  Switched Capacitor Circuits  Signal Processing  Transient Analysis  Silicon Compounds  Switching Circuits  Switches  Circuit Simulation  Threshold Voltage  Signal Design  
A self-timing switch-driving register by precharge-evaluate logic for high-speed SAR ADCs Conference paper
IEEE Asia-Pacific Conference on Circuits and Systems, Proceedings, APCCAS, Macao, PEOPLES R CHINA, NOV 30-DEC 03, 2008
Authors:  Chio U.-F.;  Wei H.-G.;  Zhu Y.;  Sin S.-W.;  Seng-Pan U.;  RPMartins
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A 120 MHz SC 4th-order elliptic interpolation filter with accurate gain and offset compensation for direct digital frequency synthesizer Conference paper
AP-ASIC 1999 - 1st IEEE Asia Pacific Conference on ASICs, Seoul, South Korea, South Korea, 23-25 Aug. 1999
Authors:  Seng-Pan U.;  Neves R.;  Martins R.P.;  Franca J.E.
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A 6.78 MHz active voltage doubler with near-optimal on/off delay compensation for wireless power transfer systems Conference paper
2018 International Symposium on VLSI Design, Automation and Test, VLSI-DAT 2018
Authors:  Mao F.;  Lu Y.;  Seng-Pan U.;  Martins R.P.
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delay compensation  feedback loop  implantable medical devices  real time  voltage doubler  wireless power transfer  
A 550μW 20kHz BW 100.8DB SNDR Linear-Exponential Multi-Bit Incremental Converter with 256-cycles in 65NM CMOS Conference paper
IEEE Symposium on VLSI Circuits, Digest of Technical Papers
Authors:  Wang B.;  Sin S.-W.;  Seng-Pan U.;  Malobertr F.;  Martins R.P.
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New impulse sampled IIR switched-capacitor interpolators Conference paper
Proceedings of the IEEE International Conference on Electronics, Circuits, and Systems, RHODES, GREECE, OCT 13-16, 1996
Authors:  Seng Pan U.;  Martins R.P.;  Franca J.E.
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Switched-capacitor finite impulse response interpolators without the input sample-and-hold filtering effect Conference paper
Midwest Symposium on Circuits and Systems, IOWA STATE UNIV, SCHERMAN CONTINUING EDUC BLDG, AMES, IA, AUG 18-21, 1996
Authors:  Pan U.Seng;  Martins R.P.;  Franca J.E.
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Intermittent polyphase SC structures for FIR rational interpolation Conference paper
Proceedings - IEEE International Symposium on Circuits and Systems, HONG KONG, HONG KONG, JUN 09-12, 1997
Authors:  Pan U.Seng;  Martins R.P.;  Franca J.E.
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