Biography

Chi-Wah Kok

Hong Kong Polytechnic University, China

Visiting Lecturer


Email: eekok@ieee.org


Qualifications

1997 Ph.D., University of Wisconsin-Madison, Electrical Engineering

1996 M.S., University of Wisconsin-Madison, Electrical Engineering

1993 Master Philosophy, City University of Hong Kong, Electronic Engineering


Publications (selected)

  1. B. W. K. Ling, C. Y. F. Ho, T. C. W. Kok, W. C. Siu, K. L. Teo, “Empirical Formula for Designing a Class of Linear Phase FIR Single Band PCLS Filters,” Digital Signal Processing, vol.23, no.1, pp.470-477, 2013.
  2. C. Y. F. Ho, B. W. K. Ling, L. Benmesbah, T. C. W. Kok, W. C. Siu, and K. L. Teo, “Two-Channel Linear Phase FIR QMF Bank Minimax Design via Global Nonconvex Optimization Programming,” IEEE Transactions on Signal Processing, pp.4436-4441, Aug. 2010.
  3. W. S. Tam, C. W. Kok and W. C. Siu, “The Modified Edge Directed Interpolation for Images,” Journal of Electronic Imaging, Feb 2010.
  4. Fangjiong Chen, Sam Kwong and C. W. Kok, “ESPRIT-like Two-Dimensional DOA Estimation for Coherent Signals,” IEEE Trans. On Aerospace and Electronic Systems, Oct 2009.
  5. Fangjiong Chen, Sam Kwong and C. W. Kok, “Blind MMSE Equalization of FIR/IIR Channels using Oversampling and Multichannel Linear Prediction,” ETRI Journal, vol.31, no.2, pp.162-172, April 2009.
  6. C. W. Kok, Y. M. Law and W. C. Siu, “Peak Constrained Least-Squares QMF Banks,” Signal Processing, vol.88, no.10, pp.2363-2371, Oct. 2008.
  7. C. W. Kok, Y. M. Law and W. C. Siu, “Peak Constrained Two Dimensional Quadrantally Symmetric Eigenfilter Design without Transition Band Specification,” Signal Processing, vol.88, No.6, pp.1565-1578, Jun. 2008.
  8. F. J. Chen, S. Kwong, and C. W. Kok, “Blind MMSE Equalization of SISO IIR Channels using Oversampling and Multichannel Linear Prediction,” IEEE Transactions on Vehicular Technology, Vol.57, no.1, pp.1-5, Jan. 2008.
  9. M. W. Kwan and C. W. Kok, “MMSE Equalizer for MIMO-ISI Channel with Shorten Guard Period,” IEEE Transactions on Signal Processing, vol.55, no.1, pp.389-395, Jan. 2007.
  10. H. L. Wang, S. Kwong, and C. W. Kok, “An efficient mode decision algorithm for H.264/AVC encoding optimization,” IEEE Transactions on Multimedia, vol.25, no.6, pp.882-888, July 2007.
  11. F. J. Chen, C. C. Fung, C. W. Kok, and S. Kwong, “Estimation of two-dimensional frequencies using modified matrix pencil method,” IEEE Transactions on Signal Processing vol.55, no.2, pp.718-724, Jan. 2007.
  12. H. L. Wang, S. Kwong, C. W. Kok, and M. Y. Chan, “Zero quantized DCT prediction technique for video encoding,” IEE Proc. Vision, Image and Signal Processing, vol.153, no.5, pp.677-683, Oct. 2006.
  13. H. L. Wang, S. Kwong, and C. W. Kok, “Efficient predictive model of zero quantized DCT coefficients for fast video encoding,” Image and Vision Computing, vol.25, no.6, pp.922-933, June 2007.
  14. H. L. Wang, M. Y. Chan, S. Kwong and C. W. Kok “Novel quantized DCT for video encoder optimization,” IEEE Signal Processing Letter, vol.13, no.4, pp.205-208, April 2006.
  15. H. L. Wang, S. Kwong and C. W. Kok, “Efficient prediction algorithm of integer DCT coefficients for H.264/AVC optimization,” IEEE Trans. on Circuits and Systems for Video Technology, vol.16, no.4, pp.547-552, April 2006.
  16. M.W.Kwan and C.W.Kok, “FIR Zero-Forcing Equalizer for ISI MIMO Channels using Space-Time Modulated Codes,” IEEE Trans. Wireless Communications, vol.5, no.1, pp.123-132, Jan 2006.
  17. M. W. Kwan and C. W. Kok, “Iterative Joint Optimization of Minimal Transmit Redundancy FIR Zero-Forcing Precoder-Equalizer System for MIMO-ISI Channel,” IEEE Trans. Signal Processing, vol.54, no.1, pp.204-213, Jan. 2006.
  18. Y. M. Law and C. W. Kok, “Constrained Eigenfilter Design without Specified Transition Bands,” IEEE Trans. Circuits and Systems II, vol 52, no.1, pp.14-21, Jan 2005.
  19. Man-Wai Kwan, C. W. Kok, “Channel Noise Robust Transmit Power Optimized Linear Precoder for ISI Channel with Minimal Complexity Equalizer,” IEEE Trans. Wireless Communications, vol.4, no.4, pp.1461-1470, July 2005.
  20. S. P. Chan, C. W. Kok and A. K. Wong, “Multimedia Streaming Gateway with Jitter Detection,” IEEE Trans. Multimedia, vol.7, no.3, pp.585-592, June 2005.
  21. Ji-An Zhao, Bo Li, Chi-Wah Kok, and Ishfaq Ahmad, “MPEG-4 Video Transmission over Wireless Networks: a Link Level Performance Study,” ACM Journal of Wireless Networks, vol.10, no.2, pp.133-146, Mar. 2004.
  22. Y. T. Fong and C. W. Kok, “Iterative Least Squares Design of DC-Leakage Free Paraunitary Cosine Modulated Filter Banks,” IEEE Trans. Circuits and Systems - II: Analog and Digital Signal Processing, pp.238-243, May 2003.
  23. M. Li and C. W. Kok, “Linear Phase Filter Bank Design using LMI based H inf Optimization,” IEEE Trans. Circuits and Systems - II : Analog and Digital Signal Processing, pp.143-149, Mar. 2003.
  24. C. W. Kok, T. Nagai, M. Ikehara, and T. Q. Nguyen, “Lattice Structures Parameterization of Linear Phase Paraunitary Matrices with Pairwise Mirror-Image Symmetry in the Frequency Domain with an Odd Number of Rows,” IEEE Trans. Circuits and Systems - II: Analog and Digital Signal Processing, pp.633-636, June 2001.
  25. C. W. Kok, M. Ikehara, T. Q. Nguyen, “Design and Factorization of FIR Paraunitary Filter Banks Given Several Analysis Filters,” IEEE Trans. Signal Processing, pp.2157-2161, July 2000.


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