■ Weng Ieng Mok, Pui In Mak, Seng-Pan U, R. P. Martins, "Modeling of Noise Sources in Reference Voltage Generator for Very-High-Speed Pipelined ADC", in Proc. of the 47th IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), vol. 1, pp. 5-8, Jul-2004.

■ Kin-Sang Chio, Seng-Pan U, R. P. Martins, "A Novel Low-Voltage 2nd-Order Sigma-Delta Modulator with Double-Sampling for GSM/DECT/WCDMA", in Proc. of International Conference on Communications, Circuits and Systems (ICCCAS), vol. 2, pp. 1146-1150, Jun-2004.

■ Sai Weng Sin, Seng-Pan U, R. P. Martins, "A Generalized Timing-Skew-Free, Multi-Phase Clock Generation Platform for Parallel Sampled-Data Systems", in Proc. of 2004 IEEE International Symposium on Circuits and Systems (ISCAS), vol. 1, pp. I-369 – I-372, May-2004.

■ Pui In Mak, Seng-Pan U, R. P. Martins, "A Low-IF/Zero-IF Reconfigurable Receiver with Two-Step Channel Selection Technique for Multistandard Applications", ", in Proc. of IEEE International Symposium on Circuits and Systems (ISCAS), vol. 4, pp. 417-420, May-2004.

■ Pui In Mak, Kin-Kwan Ma, Weng Ieng Mok, Chi-Sam Sou, Kit-Man Ho, Cheng-Man Ng, Seng-Pan U, R. P. Martins, "An I/Q-Multiplexed and OTA-Shared CMOS Pipelined ADC with an A-DQS S/H Front-End for Two-Step-Channel-Select Low-IF Receiver", in Proc. of the IEEE International Symposium on Circuits and Systems (ISCAS), vol. 1, pp. 1068-1071, May-2004.

■ Pui In Mak, Seng-Pan U, R. P. Martins, "A Front-to-Back-End Modeling of I/Q Mismatch Effects in a Complex-IF Receiver for Image-Rejection Enhancement", in Proc. of IEEE International Conference on Electronics, Circuits and Systems (ICECS), pp. 631-634, Dec-2003.

■ Pui In Mak, Chi-Sam Sou, Seng-Pan U, R. P. Martins, "Frequency-Downconversion and IF Channel Selection A-DQS Sample-and-Hold Pair for Two-Step-Channel-Select Low-IF Receiver", in Proc. of IEEE International Conference on Electronics, Circuits and Systems (ICECS), vol. 2, pp. 479-482, Dec-2003.

■ Pui In Mak, Seng-Pan U, R. P. Martins, "A Programmable Switched-Capacitor A-DQS Frequency Downconverter for Two-Step Channel Selection Wireless Receiver", in Proc.of International Conference on ASIC (ASICON), vol. 1, pp. 573-576, Oct-2003.

■ Chon-In Lao, Seng-Pan U, R. P. Martins, "Bandpass Sigma-Delta Modulator SIMULINK® Non-Idealities Model with Behavior Simulation", Proc. International Conference on ASIC – ASICON 2003, pp. 203-206, Oct-2003.

■ Pui In Mak, Weng Ieng Mok, Seng-Pan U, R. P. Martins, "I/Q Imbalance Modeling of Quadrature Transceiver Analog Front-Ends in SIMULINK", in Proc. of IEEE International Conference on Vehicular Technology, vol. 4, pp. 2371-2374, Oct-2003.