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Biography
Prof. Ko Chi Chung

Prof. Ko Chi Chung

National University of Singapore, Singapore


Email: elekocc@nus.edu.sg


Qualifications

1981  Ph.D., Loughborough University of Technology, UK

1978  B.Sc., Loughborough University of Technology, UK


Publications (selected)


  1. C.C. Ko, “Power inversion array in a rotating source environment”, IEEE Trans. Aerospace and Electronic Systems,  U.S.A., Vol. AES-16, Nov. 1980, pp. 755 - 762.
  2. C.C. Ko, “Jamming rejection capability of broadband power inversion array”, IEE Proc. Pt. F, U.K., Vol. 128, June 1981, pp. 140 - 151.
  3. CC Ko, “Simple eigenvalue-equalizing preprocessor for broadband power inversion array”, IEEE Trans. Aerospace and Electronic Systems, U.S.A., Vol. AES-21, January 1985, pp. 117 - 127.
  4. K.C .Chua, K.M. Lye and C.C. Ko, “CSMA/CD-based protocol with dynamic segmentation”, Computer Communications, U.K., Vol. 9, Oct. 1986, pp. 234 - 240.
  5. C.C. Ko, “Adaptive array processing using the Davies beamformer”, IEE Proc. Pt. H., U.K., Vol. 133, Dec. 1986,  pp. 467 - 473.
  6. Y.C .Lim, C.C. Ko and H. Singh, “New high performance two phase clock circuit”, International Journal of Electronics, U.K., Vol. 61, 1986, pp. 85 - 90.
  7. K.M Lye, K.C. Chua and C.C. Ko, “Performance of Segnet - a simulation study”, Computer Communications, U.K., Vol. 10, Dec. 1987, pp. 297 - 303.
  8. C.C. Ko, “Tracking performance of a broadband tapped delay line adaptive array using the LMS algorithm”, IEE Proc. Pt. F, U.K., Vol. 134, June 1987, pp. 295 - 304.
  9. C.C. Ko and Y.C. Lim, “Approximation of a variable length delay line by using tapped delay line processing”, Signal Processing, Holland, Vol. 14, 1988, pp. 363 - 369.
  10. C.C. Ko and T.T. Tjhung, “Performance of simple cross-interleaved Reed-Solomon decoding strategies for compact disc players”, Int. J. Electronics, U.K., Vol. 64,  1988, pp. 627 - 635.
  11. C.C .Ko, K.M. Lye, K.C. Chua and F.T. Yap, “Analysis of a CSMA/CD-based protocol with dynamic segmentation”, Computer Networks and ISDN Systems, Holland, Vol. 16, 1989, pp. 347 -  355.
  12. Q.S. Loh, T.T. Tjhung and C.C. Ko, “Power spectra and band occupancy of Coded Mark Inversion in direct and frequency modulation transmission”, Int. J. Electronics, U.K., Vol.  67, 1989, pp. 355 - 364.
  13. C.C .Ko and T.T.Tjhung, “Simple programmable processor for decoding Reed-Solomon codes in compact disc devices at high speed”, Int. J. Electronics, U.K., Vol. 67, 1989, pp. 15 -  25.
  14. C.C. Ko, “Nulling performance of broadband linearly constrained array”, Signal Processing, Holland, Vol. 17, 1989, pp. 313 - 320.
  15. C.C. Ko, “Broadband power inversion array with maximally flat response at null directions”, IEE Proc. Pt F, U.K., Vol. 136, 1989, pp. 161 - 167.
  16. C.C. Ko, “Simplified Gram-Schmidt preprocessor for broadband tapped delay line adaptive array”, IEE Proc. Pt. G, U.K., Vol. 136, 1989, pp. 141 149.
  17. C.C. Ko, TS Quek and W Ser, “A simple fast algorithm for null steering adaptive arrays”, Signal Processing, Holland, Vol.  18, 1989, pp. 55 - 62.
  18. Y.C. Lim and C.C. Ko, “Forward-backward LMS adaptive line enhancer”, IEEE Trans. Circuits and Systems, U.S.A., Vol. 37, No. 7, 1990, pp. 936 - 940.
  19. W.C. Wong, K.M .Lye and C.C. Ko, “Performance of a dynamically segmentable ring network”, Computer Communications, U.K., Vol. 13, No. 6, 1990, pp. 331 - 336.
  20. C.C. Ko, KM Lye and WC Wong, “Simple priority scheme for multi-channel CSMA/CD local area networks”, IEE Proc. Pt. I, U.K., Vol. 137, 1990, pp. 365 - 370.
  21. C.C. Ko, T.T. Tjhung, K.G. Seah and K.M. Lye, “Simple performance analysis of a token ring metropolitan area network”, Computer Communications, U.K., Vol. 13, No. 7, 1990, pp. 425 - 432.
  22. C.C. Ko, K.L .Thum, W. Ser and T.S. Quek, “A simple fast adaptive zero tracking algorithm”, Signal Processing, Holland, Vol. 20, No. 4, 1990, pp. 315 - 323.
  23. C.C. Ko, “Fast null steering algorithm for broadband power inversion array”, Proc. IEE Pt. F, U.K., Vol. 137, 1990, pp. 377 - 383.
  24. CC Ko, “Broadband linearly constrained adaptive array processing with a preprocessed Gram-Schmidt algorithm”, Signal Processing, Holland, Vol. 23, No. 1, 1991, pp. 15 - 25.
  25. C.C. Ko, “On the performance of adaptive Gram-Schmidt algorithm for interference cancelling arrays”, IEEE Trans. Antennas and Propagation, U.S.A., Vol. AP-39, No. 4, 1991, pp. 505 - 511.
  26. C.C .Ko, “A fast null steering algorithm for linearly constrained adaptive arrays”, IEEE Trans. Antennas and Propagation, U.S.A., Vol. AP-39, 1991, pp. 1098 - 1104.
  27. C.C. Ko, “Resolution of coherent sources by using a fast phase shifting based null steering algorithm”, Signal Processing, Holland, Vol. 25, No. 1, 1991, pp. 11 - 22.
  28. C.C. Ko, K.M .Lye, S.Y. Leow and T.T. Tjhung, “Simple prioritized protocol for multi-channel p-persistent CSMA/CD networks”, Int. J. Electronics, U.K., Vol. 70, No. 2, 1991, pp. 295 - 304.
  29. C.C. Ko, “A simple, fast adaptive algorithm for broadband null steering arrays”, IEEE Trans. Antennas and Propagation, U.S.A., Vol. AP-39, No. 1, 1991, pp. 122 - 125.
  30. C.C. Ko, “Resolution of coherent sources in power inversion arrays with a fast zero tracking algorithm”, IEE Proc. Pt. I, U.K., Vol. 139, No. 1, 1992, pp. 45 - 52.
  31. C.C .Ko and R. Bachl, “Adaptive zero tracking complemented by LMS weight update for guaranteed convergence”, IEEE Trans. Antennas and Propagation, U.S.A., Vol. 40, No. 3, 1992, pp. 345 - 349.
  32. C.C. Ko, F. Chin and S.S. Foo, “An adaptive algorithm for separating and tracking multiple directional sources in linear arrays”, IEEE Trans. Antennas and Propagation, U.S.A., Vol. 40, No. 3, 1992, pp. 261 - 267.
  33. C.C. Ko, G. Balabhaskar and F. Chin, “On the stationary points of the output power versus response zero performance surface in power inversion arrays”, IEE Proc. Pt. F, U.K., Vol. 139, No. 3, 1992, pp. 199 - 206.
  34. C.C. Ko, J. Wen and F. Chin, “Adaptive null steering algorithm for separating multiple directional sources in linear power inversion arrays”, IEE Proc. Part H, U.K., Vol. 139, No. 6, 1992, pp. 477 - 482.
  35. C.C. Ko, W.C. Wong and T.T. Tjhung, “Dynamic behaviour of CSMA/CD network”, Int. J. Electronics, U.K., Vol. 73, No. 3, 1992, pp. 485 - 495.
  36. C.C. Ko, G Balabhaskar and R Bachl, “Unbiased source estimation with an adaptive null steering algorithm”, Signal Processing, Holland, Vol. 31, No. 3, 1993, pp. 283 - 300.
  37. C.C. Ko and Z.Y. Wu, “Fast algorithm for avoiding incidental cancellation problems in partially adaptive arrays”, Electronics Letters, U.K., Vol. 29, No. 12, 1993, pp. 1061 - 1062.
  38. C.C. Ko, “Adaptive null-steering algorithm based on output power measurements”, Trans. Aerospace and Electronic Systems, U.S.A., Vol. 29, 1993, pp. 717 - 725.
  39. H .Chen, W.C. Wong and C.C.Ko, “Low-delay hybrid vector excitation linear prediction speech coding”, Electronics Letters, U.K., Vol. 29, 1993, pp. 2164 - 2165.
  40. C.C. Ko and R.Bachl, “Resolution of coherent sources by using spatial smoothing technique in power inversion arrays with random amplitude and phase errors”, IEE Proc. Part F, U.K., Vol. 140, 1993, pp. 261 - 265.