Prof. CHING Pak-Chung, SBS, BBS

B.Eng. (Hons.), Ph.D., D.Sc. (Honoris causa)(Liverpool), FIEE, FHKIE, FHKAES, FIEEE

Choh-Ming Li Professor of Electronic Engineering

Director, Shun Hing Institute of Advanced Engineering

The Chinese University of Hong Kong

  Email: pcching@ee.cuhk.edu.hk  

  Full Publication List

Resume of career:  (中文版)

Pak-chung Ching received the B. Eng. (1st Class Honors) and Ph.D. degrees from the University of Liverpool, UK, in 1977 and 1981 respectively. From 1981 to 1982  he was Research Officer at the University of Bath, UK. In 1982, Prof. Ching returned to Hong Kong and joined the then Hong Kong Polytechnic as a lecturer. Since 1984, he has been with the Department of Electronic Engineering of the Chinese University of Hong Kong (CUHK), where he is currently Choh-Ming Li Professor of Electronic Engineering. He was Department Chairman from 1995 to 1997, Dean of Engineering from 1997 to 2003 and Head of Shaw College from 2004 to 2008. He became Director of the Shun Hing Institute of Advanced Engineering in 2004. From 2006 till end of 2014, Prof Ching was appointed as Pro-Vice-Chancellor/Vice-President of CUHK. Between 2013 to 2014, Prof. Ching also took up the Directorship of the CUHK Shenzhen Research Institute. Prof. Ching is very active in promoting professional activities, both in Hong Kong and overseas. He was a council member of the Institution of Electrical Engineers (IEE), past chairman of the IEEE Hong Kong Section, an associate editor of the IEEE Transactions on Signal Processing from 1997 to 2000 and IEEE Signal Processing Letters from 2001 to 2003. He was also a member of the Technical Committee of the IEEE Signal Processing Society from 1996 to 2004. He was appointed Editor-in-Chief of the HKIE Transactions between 2001 and 2004. He has been an Honorary Member of the editorial committee for Journal of Data Acquisition and Processing since 2000. Prof. Ching has been instrumental in organizing many international conferences in Hong Kong including the 1997 IEEE International Symposium on Circuits and Systems where he was the Vice-Chairman. He also served as Technical Program Co-Chair of the 2003 and 2016 IEEE International Conference on Acoustics, Speech and Signal Processing. Prof Ching was awarded the IEEE Third Millennium Award in 2000 and the HKIE Hall of Fame in 2010. In addition, Prof. Ching also plays an active role in community services. He was awarded the Silver Bauhinia Star (SBS) and the Bronze Bauhinia Star (BBS) by the HKSAR Government in 2017 and 2010, respectively, in recognition of his long and distinguished public and community services. He is presently Chairman of the Veterinary Surgeons Board of Hong Kong, Chairman of the Board of Directors of the Nano and Advanced Materials Institute Limited, Council Member of the Shaw Prize Foundation, as well as Board member of the Hong Kong Applied Science and Technology Research Institute Company Ltd. He was the Founding Chairman of the Hong Kong Council for Testing and Certification from 2009 to 2015, Member of the Steering/Advisory Committee on Innovation and Technology from 2010 to 2017, and Director of the Hong Kong R&D Centre for Logistics and Supply Chain Management Enabling Technologies from 2006 to 2014. He was also Member of The Greater Pearl River Delta Business Council from 2012 to 2013, Panel Member of the Research Grant Council from 2005 to 2010, Member of the Governing Council of the Hong Kong Quality Assurance Agency from 2005 to 2009, Member of the Copyright Tribunal from 2003 to 2009, Member of Electrical Safety Advisory Committee of the Electrical and Mechanical Services Department from 2002 to 2008, Member of the Consumer Council from 2001 to 2006 and Chairman of the Hong Kong Accreditation Advisory Board from 2000 to 2005. Prof. Ching is also a Guest Professor at Tsinghua University, Beijing University of Posts and Telecommunications, Huazhong University of Science and Technology, Southeast University and Institute of Acoustics, Chinese Academy of Sciences.

Current Research Interests:

Adaptive Digital Signal Processing, Time Delay Estimation and Target Localization, Blind Signal Estimation and Separation, Automatic Speech Recognition, Speaker Identification/Verification and Speech Synthesis, and Advanced Signal Processing techniques for Wireless Communications.

Recent Publications:  

1.     R. Cai, Y. Liu and P.C. Ching, "Transmission Code Design for Asynchronous Full-Duplex Relaying, " International Journal of Electrical and Computer Systems (IJECS), Vol. 3, August 2017, pp. 1-8

2.     R. Cai, W. Zhang and P.C. Ching, "Cost-Efficient Optimization of Base Station Densities for Multi-tier Heterogeneous Cellular Networks, " IEEE Transactions on Wireless Communications, Vol. 15, No. 3, March 2016, pp. 2381-2393

3.     Ran Cai, Jian-Kang Zhang, T.N. Davidson, W. Zhang, K.M. Wong and P.C. Ching, "A power allocation strategy for multiple Poisson spectrum sharing networks, " IEEE Transactions on Wireless Communications, Vol. 14, No. 4, April 2015, pp. 1785-1799

4.     Y. Liu, W. Zhang, S.C. Liew and P.C. Ching, "Bounded delay-tolerant space-time codes for distributed antenna systems, " IEEE Transactions on Wireless Communications, Vol. 13, No. 8, August 2014, pp. 4644-4655

5.     Chao Zhai, Wei Zhang and P.C. Ching, "Cooperative Spectrum Sharing Based on Two-Path Successive Relaying, " IEEE Transactions on Communications, Vol. 61, No. 6, June 2013, pp. 2260-2270

6.     Y. Yang, Q. Li, W.K. Ma, J.H. Ge and P.C. Ching, "Cooperative Secure Beamforming for AF Relay Networks With Multiple Eavesdroppers, " IEEE Signal Processing Letters, Vol. 20, No. 1, Jan. 2013, pp. 35-39

7.     Y. Yang, T.H. Chang, W.K. Ma, J.H. Ge, C.Y. Chi and P.C. Ching, "Noncoherent Bit-Interleaved Coded OSTBC-OFDM with Maximum Spatial-Frequency Diversity, " IEEE Trans. Wireless Comm., Vol. 11, No. 9, Sept. 2012, pp. 3335-3347

8.     F. Tian, W. Zhang, W.K. Ma, P.C. Ching and V. Poor, "An Effective Distributed Space-Time Code for Two-Path Successive Relay Network, " IEEE Trans. Communications, Vol. 59, No. 8, August 2011, pp. 2254-2263

9.     Ning Wang, P.C. Ching, Neng-heng Zheng and Tan Lee, "Robust Speaker Recognition Using Denoised Vocal Source and Vocal Tract Features, " IEEE Transactions on Audio, Speech and Language Processing, Vol. 19, No. 1, January 2011, pp. 196-205

10.     F. Tian, X.G. Xia, W.K. Ma and P.C. Ching, "On the full diversity property of a space-frequency code family with multiple carrier frequency offsets in cooperative communication systems, " Journal of Communications, Vol. 5, No. 4, April 2010, pp. 317-331

11.     Joyce Y.C. Chan, Houwei Cao, P.C. Ching and Tan Lee, "Automatic recognition of Cantonese-English code-mixing speech, " International Journal of Computational Linguistics and Chinese Language Processing, Vol. 14, No. 3, September 2009, pp. 281-304

12.     F. Tian, X.G. Xia, P.C. Ching and W.K. Ma, "Signal Detection in a Space-Frequency Coded Cooperative Communication System with Multiple Carrier Frequency Offsets by Exploiting Specific Properties of the Code Structure, " IEEE Trans. on Vehicular Technology, Vol. 58, No. 7, September 2009, pp. 3396-3409

13.     W. Zhang, Y. Li, X.G. Xia, P.C. Ching and K.B. Letaief, "Distributed space-frequency coding for cooperative diversity in broadband wireless ad hoc networks, " IEEE Trans. on Wireless Communications, Vol. 7, No. 3, March 2008, pp. 995-1003

14.     N.H. Zheng, Tan Lee, N. Wang and P.C. Ching, "Integrating Complementary Features from Vocal Source and Vocal Tract for Speaker Identification, " International Journal of Computational Linguistics & Chinese Language Processing, Vol. 12, No. 3, September 2007, pp. 273-290

15.     W. Zhang, X.G. Xia and P.C. Ching, "Full-diversity and fast ML decoding properties of general orthogonal space-time block codes for MIMO-OFDM systems, " IEEE Trans. on Wireless Communications, Vol. 6, No. 5, May 2007, pp. 1647-1653

16.     N.H. Zheng, Tan Lee and P.C. Ching, "Integration of Complementary Acoustic Features for Speaker Recognition, " IEEE Signal Processing Letters, Vol. 14, No. 3, March 2007, pp. 181-184

17.    W. Zhang, X.G. Xia and P.C. Ching, "Clustered pilot tones for carrier frequency offset estimation in OFDM systems, " IEEE Trans. on Wireless Communications, Vol. 6, No. 1, Jan. 2007, pp. 101-109

18.    W. Zhang, X.G. Xia and P.C. Ching, "High-rate full-diversity space-time-frequency codes for broadband MIMO blocking-fading channels, " IEEE Trans. on Communications, Vol. 55, No. 1, Jan. 2007, pp. 25-34

19.    W. Zhang, X.G. Xia and P.C. Ching, "Optimal training and pilot pattern design for OFDM systems in Rayleigh fading, " IEEE Trans. on Broadcasting, Vol. 52, No. 4, Dec. 2006, pp. 505-514

20.    M. Yuan, Tan Lee, P.C. Ching, Y. Zhu, "Speech recognition on DSP: issues on computational efficiency and performance analysis, " Microprocessors and Microsystems, Vol. 30, Issue 3, May 2006, pp. 155-164

21.    Y.T. Chan, W.Y. Tsui, H.C. So, P.C. Ching, "Time-of-Arrival Based Localization under NLOS Conditions, " IEEE Trans on Vehicular Technology, Vol. 55, No. 1, January 2006, pp. 17-24

22.    Y.T. Chan, C.H. Yau, P.C. Ching, "Exact and Approximate Maximum Likelihood Localization Algorithm, " IEEE Trans on Vehicular Technology, Vol. 55, No. 1, January 2006, pp. 10-16

23.    H. Zhang, X.G. Xia, L. Cimini, Jr., P.C. Ching, "Synchronization Techniques and Guard-Band Configuration Scheme for Single-Antenna Vector-OFDM Systems, " IEEE Trans. on Wireless Communications, Vol. 4, No. 5, September 2005, pp. 2454-2464

24.    H.C. So, P.C. Ching, "Adaptive algorithm for direct frequency estimation, " IEE Proceedings -- Radar, Sonar and Navigation, Vol. 151, No. 6, December 2004, pp. 359-364

25.    W.K. Ma, P.C. Ching, Zhi Ding, "Semidefinite Relaxation Based Multiuser Detection for M-ary PSK Multiuser Systems, " IEEE Trans. on Signal Processing, Vol. 52, No.10, October 2004, pp. 2862-2872

26.    W.K. Ma, Timothy N. Davidson, Kon Max Wong, P.C. Ching, "A Block Alternating Likelihood Maximization Approach to Multiuser Detection, " IEEE Trans. on Signal Processing, Vol. 52, No. 9, September 2004, pp. 2600-2611

27.    W.K. Ma, P.C. Ching, Ba Ngu Vo, "Crosstalk Resilient Interference Cancellation in Microphone Arrays Using Capon Beamforming, " IEEE Trans. On Speech and Audio Processing, Vol. 12, No. 5, September 2004, pp. 468-477

28.    W. K. Lo, Helen M. Meng, P.C. Ching, "Multi-Scale Document Retrieval for Cantonese Broadcast News, " International Journal of Speech Technology, Vol. 7, April 2004, pp. 203-219

29.    Lee Tan, Helen M. Meng, W.K. Lo, P.C. Ching, "The State-of-the-Art in Human-computer Speech-based Interface Technologies, " The HKIE Transactions, Vol. 10, No. 4, December 2003, pp. 50-61

30.    Y. Wu, H.C. So, P.C. Ching, "Joint Time Delay and Frequency Estimation via State-Space Realization, " IEEE Signal Processing Letters, Vol. 10, No. 11, November 2003, pp. 339-342

31.    W.K. Ma, P.C. Ching, "Asymptotic Minimum Bit Error Rate Property of Maximum-Likelihood Multiuser Detection, " IEEE Communications Letters, Vol. 7, No. 9, September 2003, pp. 425-427  

32.    W.K. Lo, Helen Meng, P.C. Ching, "Cross-Language Spoken Document Retrieval Using HMM-based Retrieval Model with Multi-Scale Fusion, " ACM Transactions on Asian Language Information Processing, Vol. 2, No. 1, March 2003, pp. 1-26

33.    S. Ouyang, P.C. Ching, Tan Lee, "Quasi-Newton algorithm for adaptive minor component extraction, " Electronics Letters, Vol. 38, No. 19, 12th September 2002, pp. 1142-1144  

34.    W.K. Ma, T.N. Davidson, K.M. Wong, Z.Q. Luo, P.C. Ching, "Quasi-Maximum-Likelihood Multiuser Detection using Semi-Definite Relaxation with Application to Synchronous CDMA, " IEEE Trans. on Signal Processing, Vol. 50, No. 4, April 2002, pp. 912-922  

35.    Tan Lee, W. Lau, Y.W. Wong, P.C. Ching, "Using Tone Information in Cantonese Continuous Speech Recognition, " ACM Transactions on Asian Language Information, Vol. 1, No. 1, March 2002, pp. 83-102  

36.    Tan Lee, W.K. Lo, P.C. Ching, H. Meng, "Spoken Language resources for Cantonese speech Processing, " Speech Communication, Elsevier Science B.V., Vol. 36, February 2002, pp. 327-347  

 


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