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Dr. CHAN Wing Shing (陳永勝博士)

BSc(eng) London, PhD CityUHK
CEng, MIET, MIEEE

Associate Professor

Contact Information

Office: G6360 AC1
Phone: 34427804
Email: eeej2710@cityu.edu.hk

Research Interests

  • Microwave Power Amplifiers
  • Microwave Components
Dr. Chan joined the Department of Electronic Engineering, the City University (Polytechnic) of Hong Kong in 1988 as a Lecturer. He is presently an Associate Professor of the same department. Apart from his normal teaching duties he was consultant to the Hong Kong Radio Paging Association, Member of OFTA's Radio Spectrum Advisory Committee and has performed consultancy projects with companies that include the MTR, KCR and HKO. He was also the past Chairman of the IEEE AP/MTT Chapter, HK Section.


Previous Experience

  • 1984 - 1988, Senior Engineer, Microwave Engineering Designs Limited. One of the four founding members specializing in RF/Microwave consultancy.
  • 1982 - 1984, Engineer, Plessey RADAR. Design of various microwave components and sub-systems, which were to form part of the world's first solid-state radar transmitter at s-band.


Research Grant

  • Advanced High Efficiency and Ultra-widebank Sub-6GHz Base Station Power Amplifiers for 5G, City University of Hong Kong, W S Chan.
  • Advanced Doherty Power Amplifiers for 4G/5G Wireless Communication Systems, RGC, UGC, W S Chan.
  • Dual-/Multi Band Circuits for the Coexistence of Microwave and Millimeter-wave Communications, City University of Hong Kong, W S Chan.


Patents

  • City University of Hong Kong, Doherty Power Amplifier, US Patent No. 10,033,335, 24 Jul 2018.


Publication Show All Publications Show Prominent Publications


Journal

  • Zhou, X. Y. , Chan, W. S. , Zheng, S. Y. , Feng, W. , Liu, H. Y. , Cheng, K. K. & Ho, D. (Winter Feb 2019). A Mixed Topology for Broadband High-Efficiency Doherty Power Amplifier. IEEE Transactions on Microwave Theory and Techniques. 67/3. 1050 - 1064. doi:https://doi.org/10.1109/TMTT.2019.2893178
  • Zhou, X. Y. , Zheng, S. Y. , Chan, W. S. , Fang, X. H. & Ho, D. (Winter Jan 2018). Postmatching Doherty Power Amplifier with Extended Back-Off Range Based on Self-Generated Harmonic Injection. IEEE Transactions on Microwave Theory and Techniques. 66/4. 1951 - 1963. doi:https://doi.org/10.1109/TMTT.2017.2784811
  • Zhou, X. Y. , Chan, W. S. , Ho, D. & Zheng, S. Y. (Winter Dec 2017). Loading the Third Harmonic. IEEE Microwave Magazine. 19/1. 99 - 105. doi:https://doi.org/10.1109/MMM.2017.2759669
  • Zhou, X. Y. , Zheng, S. Y. , Chan, W. S. , Chen, S. C. & Ho, D. (Summer Jul 2017). Broadband efficiency-enhanced mutually coupled harmonic postmatching Doherty power amplifier. IEEE Transactions on Circuits and Systems I: Regular Papers. 64/7. 1758 - 1771. doi:https://doi.org/10.1109/TCSI.2017.2658689
  • Zheng, S. Y. , Liu, Z. W. , Zhang, X. Y. , Zhou, X. Y. & Chan, W. S. (Summer Jun 2017). Design of Ultrawideband High-Efficiency Extended Continuous Class-F Power Amplifier. IEEE Transactions on Industrial Electronics. 65/6. 4661 - 4669. doi:https://doi.org/10.1109/TIE.2017.2772163
  • Mung, W. Y. & Chan, W. S. (Spring May 2017). Active Three-Way Circulator Using Transistor Feedback Network. IEEE Microwave and Wireless Components Letters. 27/5. 476 - 478. doi:https://doi.org/10.1109/LMWC.2017.2690852
  • Qamar, Z. , Zheng, S. Y. , Chan, W. S. & Ho, D. (Winter Jan 2017). An equal-length multiway differential metamaterial phase shifter. IEEE Transactions on Microwave Theory and Techniques. 65/1. 136 - 146. doi:https://doi.org/10.1109/TMTT.2016.2614932
  • Zheng, S. Y. , Liu, Z. W. , Pan, Y. M. , Wu, Y. , Chan, W. S. & Liu, Y. (Spring Mar 2016). Bandpass filtering Doherty power amplifier with enhanced efficiency and wideband harmonic suppression. IEEE Transaction on Circuits and Systems—I: Regular Papers. 63/3. 337 - 346. doi:https://doi.org/10.1109/TCSI.2016.2515419
  • Zheng, S. Y. , Chan, W. S. & Wong, Y. S. (Autumn Aug 2013). Reconfigurable RF quadrature patch hybrid coupler. IEEE Transactions Industrial Electronics. 60/8. 3349 - 3359. doi:https://doi.org/10.1109/TIE.2012.2200224
  • Wong, Y. S. , Zheng, S. Y. & Chan, W. S. (Summer Jun 2012). Quasi-arbitrary phase-difference hybrid coupler. IEEE Transactions on Microwave Theory and Techniques. 60/6. 1530 - 1539. doi:https://doi.org/10.1109/TMTT.2012.2187918


Last update date : 12 Dec 2019