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Prof. WU Gengbo (吳耿波)

BEng(UESTC), MEng(UESTC), PhD(CityU), MIEEE

Assistant Professor

Contact Information

Office: G6418 YEUNG
Phone: 3442 7802
Email: bogwu2@cityu.edu.hk

Research Interests

  • Millimeter-wave/terahertz antennas
  • Reconfigurable intelligent surfaces
  • Spatiotemporal modulation technology
  • Applied electromagnetics
Prof. Gengbo Wu received his B.Eng. and M.Sc. degrees from the University of Electronic Science and Technology of China, Chengdu, China, in 2015 and 2018, respectively, and the Ph.D. degree from the City University of Hong Kong (CityU), Hong Kong, in 2021.

From 2021 to 2023, he was a Postdoctoral Research Fellow with the State Key Laboratory of Terahertz and Millimeter Waves (SKLTMW), CityU. He is currently an Assistant Professor with the Department of Electrical Engineering, CityU, Hong Kong. He is also a member of the SKLTMW at CityU. He has published more than 50 peer-reviewed papers in prestigious journals, including Nature Electronics, Nature Communications, Science Advances, Proceedings of the IEEE, and IEEE Transactions series. His research interests include millimeter-wave/THz antennas, reconfigurable intelligent surfaces, spatiotemporal modulation technology, integrated sensing and communications.


Awards and Achievements

  • 2024 “Top 2% Most Highly Cited Scientist” Standford University.
  • 2024 “2024 Gold Medal with Congratulations of the Jury ” the 49th International Exhibition of Invention Geneva.
  • 2023 “Gold Medal” 48th International Exhibition of Inventions Geneva.
  • 2022 “IEEE Antennas and Propagation Society Fellowship ” IEEE AP-S.
  • 2020 “Honorable Mention Award” IEEE AP-S Student Paper Competition .
  • 2019 “Best Student Presenter Award” EE Student Research Symposium, CityU.


Research Grants

  • Advanced and Green Beamforming Metasurface Antennas for 6G, RGC, ECS, 2025 - 2028, Gengbo Wu (PI).
  • Research on Multi-harmonic Real time Imaging Technology Based on Spatiotemporal Modulated Metasurface Antenna, NSFC, 2025 - 2027, Gengbo Wu (PI).
  • Research on Millimeter-Wave Ultra-Low-Profile Two-Dimensional Beam Scanning Transmitarray Antenna Technology, Shenzhen Natural Science Foundation Program, 2023 - 2026, Gengbo Wu (PI).


Patents

  • Chi Hou Chan, Ka Fai Chan, Gengbo Wu, 3-D focus-steering lens antenna, US Patent No. 11909115, 20 Feb 2024.
  • Gengbo Wu, Junyan Dai, and Chi Hou Chan, Sideband-free space-time-coding metasurface antennas, US Patent No. 11909112, 20 Feb 2024.
  • Metasurface Antenna And Metasurface Structure For Antenna, US Patent No. US20240258717A1, 2024.
  • Gengbo Wu, Shuyan Zhu, Stella W. Pang, and Chi Hou Chan, Guided-Wave-Driven Metasurface Antennas, US Patent No. 11,782,212 B1, 10 Oct 2023.
  • Chi Hou Chan, Gengbo Wu, and Ka Fai Chan, Leaky-wave antenna, US Patent No. 11611149B2 , 21 Mar 2023.
  • Qu. S. W., Wu. G. B., Feng P. Y., Yang S. W., Chen Y. K., A low-profile reflectarray-fed lens antenna, Chinese Patent No. ZL 2016 1 1006516.2, Apr 2019.


Publications Show All Publications


Journal

  • Chen, J. , Huang, S.-X. , Chan, K. F. , Wu, G. B. & Chan, C. H. (2025). 3D-printed aberration-free terahertz metalens for ultra-broadband achromatic super-resolution wide-angle imaging with high numerical aperture. Nature Communications. doi:10.1038/s41467-024-55624-w
  • Wu, G. B. , Chen, J. , Yang, C. F. , Chan, K. F. , Chen, M. K. , Tsai, D. P. & Chan, C. H. (2024). 3-D-printed terahertz metalenses for next-generation communication and imaging applications. Proceedings of the IEEE. doi:10.1109/JPROC.2024.3395891
  • Wu, G. B. , Dai, J. Y. , Shum, K. M. , Chan, K. F. , Cheng, Q. , Cui, T. J. & Chan, C. H. (2024). A synthetic moving-envelope metasurface antenna for independent control of arbitrary harmonic orders. Nature Communications. 15. doi:10.1038/s41467-024-51587-0
  • Zhang, J. C. , Wu, G. B. , Chen, M. K. , Liu, X. Y. , Chan, K. F. , Tsai, D. P. & Chan, C. H. (2023). A 6G meta-device for 3D varifocal. Science Advances. vol. 9, no. 4. doi:10.1126/sciadv.adf8478
  • Wu, G. B. , Dai, J. Y. , Shum, K. M. , Chan, K. F. , Cheng, Q. , Cui, T. J. & Chan, C. H. (2023). A universal metasurface antenna to manipulate all fundamental characteristics of electromagnetic waves. Nature Communications. 14. doi:10.1038/s41467-023-40717-9
  • Wu, G. B. , Dai, J. Y. , Cheng, Q. , Cui, T. J. & Chan, C. H. (Nov 2022). Sideband-free space-time-coding metasurface antennas. Nature Electronics. 11. doi:10.1038/s41928-022-00857-0
  • Wu, G. B. , Zhang, Q. L. , Chan, K. F. , Chen, B. J. & Chan, K. F. (Jul 2021). Amplitude-modulated leaky-wave antennas. IEEE Trans. Antennas Propag. vol. 69, no. 7.
  • Wu, G. B. , Zeng, Y. S. , Chan, K. F. , Qu, S. W. & Chan, C. H. (2019). 3-D printed circularly polarized modified Fresnel lens operating at terahertz frequencies. IEEE Trans. Antennas Propag. vol. 67, no. 7.

Book Chapter

  • Wu, G. B. , Cheung, K. W. , Chan, K. F. & Chan, C. H. (2022). Terahertz lens antenna. Antenna and Array Technologies for Future Wireless Ecosystems. John Wiley & Sons.


External Services


Professional Activity

  • 2023 - 2024, Lead Guest Editor, Special Issue in IEEE Open Journal of Antennas and Propagation.
  • 2023 - 2025, Lead Guest Editor, Special Issue in IEEE Antennas and Wireless Propagation Letters.
  • 2023, Special Section chair, International Conference on Microwave and Millimeter Wave Technology (ICMMT).
  • 2022, Finance Chair, 23rd IEEE (HK) AP/MTT Postgraduate Conference.
  • 2022, Special section Chair, Asia-Pacific Microwave Conference (APMC).
  • 2022 - Now, Treasurer, IEEE Hong Kong AP/MTT Joint Chapter.


Service in CityUHK


Administrative Assignment

  • 2023 - Now, EE Student Exchange Programmes, Exchange Coordinator.
  • 2023 - Now, Mircoelectronic Major, Assistant Programme Leader.

Teaching Service

  • 2023 - Now, EE5435, Advanced Topics in Applied Electromagnetics.
  • 2023 - Now, EE3210, Signals and Systems.


Journal Reviewer

  • • Nature Communications • Light: Science & Applications • IEEE Transactions on Antennas and Propagation • IEEE Transactions on Microwave Theory and Techniques • IEEE Transactions on Circuits and Systems I • IEEE Transactions on Circuits and Systems II • IEEE Communications Magazine • IEEE Antennas and Wireless Propagation Letters • IEEE Journal of Microwaves • IEEE Open Journal of Antennas and Propagation • IEEE Access • Journal of Lightwave Technology • Scientific Reports • Communications Engineering • Electronic Letters • Journal of Electromagnetic Engineering and Science • The Journal of Engineering • EURASIP Journal on Wireless Communications and Networking • Frontiers of Information Technology & Electronic Engineering • Recent Advances in Electrical and Electronic Engineering • Micromachines • Applied Science • Applied Optics • Electronics • Engergies • Sensors • Advanced Materials Technologies • Remote Sensing


Last update date : 21 Mar 2025