An IEEE Senior Member and an Associate Editor of 

Keynote Co-Chair in the 2025 IEEE International Conference on Advanced Networks and Telecommunication Systems, 15-18 December 2025, Delhi, India.

TPC Co-Chair on Autonomous Intelligence for Low-Altitude Economy, in the 2025 IEEE LCN, October, Sydney, Australia.

Special Session Chair on Advanced Multiple Access Techniques for 6G, in the 2025 IEEE 26th International Workshop on Signal Processing and Artificial Intelligence for Wireless Communications (SPAWC), Guildford, UK, July 2025.

TPC Co-Chair of the 2025 International Workshop on Signals and Their Applications in Communications (IWSDA'2025), Melbourne, December 2025;

TPC Co-Chair of the 4th International Workshop on Mission Critical Communications in VTC-Fall'2025, Chengdu, October 2025;

Session Chair on Integrated Sensing and Communications, WCNC'2025, Milan, March 2025;

Committee Member on Mission Critical Communications, IEEE VTS, elected in January 2025;

Leading Track Chair of ``Signal Processing for Wireless Communications" in VTC-Fall’2025, in Chengdu, China;

Track Co-Chair of “Cognitive and Agile Networking " in The 11th International Conference on Wireless Networks and Mobile Communications (WINCOM 2024), July 23-25, 2024, in Leeds, UK;

Guest Associate Editor of the Special Issue “Signal Design and its Applications in Communications", in IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2023.

Track Co-Chair of the Research Track 2 (Networking and MAC) of IEEE PIMRC2023, Fall 2023, Canada.

Organizer of the VTC'2022-Fall Workshops: 1) "Second Workshop on Symbiotic Radio Paradigm for Integrated Active and Passive Communications"and 2) "B5G/6G Support for Space/air/ground/marine/submarine Cooperative, Connected, and Autonomous Vehicles". 

Guest Editor of the Speical Issue of Frontiers in Signal Processing: Visible Light Communication for 6G Networks

Guest Editor of the Special Issue of Frontiers in Communications and Networks: 5G-and-Beyond Communications for Smart Cities: Networks, Systems and Applications

Organizer of the VTC'2021-Spring Workshop: Symbiotic Radio Paradigm for Integrated Active and Passive Communications, April 2021, Finland. 

Hosting General Co-Chair of the 10th International Workshop on Signal Design and its Applications in Communications (IWSDA'2022) in August 2022 at University of Essex. 

TPC Co-Chair of the 2020 IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS'2020), Dec. 2020, Delhi, India. 

We celebrated the Shannon Centenary at National University of Singapore on 5 May 2016.  My poster for this event can be found here.

Technical Program Committee (TPC) of the following conferences.

Organizer and the Chair for the Special Session on ``Sequence Design for Communication, Sensing, and Other Applications" in the 10th International Conference on Information, Communications and Signal Processing (ICICS'2015), Dec. 2015, Singapore.