PROFESSIONAL SERVICE

EDITORIAL SERVICE

• Editor, IEEE Wireless Communications Letters, 2012–2015
• Editor, IEEE Wireless Communications, 2006 – 2011
• Guest Editor, IEEE Journal on Selected Areas in Communications (JSAC), Special issue on All-IP Wireless Networks, May 2004 (with P. Agrawal, Telcordia Technologies, USA, T. Zhang, Telcordia Technologies, USA, and C. J. Sreenan, University College Cork, Ireland)
• Guest Editor, Journal of the Chinese Institute of Engineers, Special issue on Communications, vol. 29, no. 7, Nov. 2006 (with W.-H. Sheen, National Chiao Tung University, H. Wang, National Taiwan University, and H. H. Chen, National Taiwan University)

CONFERENCE SERVICE

General Chair

• The 2nd free5GC World Forum, Hsinchu, Taiwan, December 17-18, 2026
• ACM Conference on Computer and Communications Security (CCS), Taipei, Taiwan, October 13-17, 2025
• The 1st free5GC World Forum, in conjunction with ACM CCS 2025, Taipei, Taiwan, October 13, 2025
• International Computer Symposium (ICS), Taipei, Taiwan, October 24-26, 2024
• Taiwan Academic Network Conference (TANET), Taipei, Taiwan, October 24-26, 2024

Technical Program Chair

• 16th Asia-Pacific Network Operations and Management Symposium (APNOMS ‘14), Hsinchu, Taiwan, Sept. 17–19, 2014 (Co-chairs: Takuya Asaka, Tokyo Metropolitan Univ., Japan, and Youngseok Lee, Chungnam Nat'l Univ. Korea)
• IFIP/IEEE International Conference on Mobile and Wireless Communications Networks (MWCN ‘07), Cork, Ireland, Sept. 2007 (Co-chair: T. Zhang, Telcordia Technologies, USA)
• IEEE International Conference on Information Technology: Research and Education (ITRE ‘05), Hsinchu, Taiwan, June 2005 (Co-chairs: P. Lorenz, University of Haute Alsace, France, and D. Zhao, University of Michigan, USA)

Technical Program Vice Chair

• International Conference on Parallel and Distributed Systems (ICPADS ’14), Mobile, Sensor and Ubiquitous Computing Track, Hsinchu, Taiwan, December 16 – 19, 2014 (Co-chair: Mo Li, Nanyang Technological University, Singapore)
• International Conference on Future Information Technology (FutureTech ‘12), Vancouver, Canada, June 2012 (Co-chair: B. Xiao, The Hong Kong Polytechnic University, Hong Kong)

Symposium/Track Chair

• 3G and Beyond, IEEE International Conference on Computer Communications and Networks (ICCCN ‘08), Virgin Islands, USA, Aug. 2008 (Co-chairs: Z. Naor, Tel Aviv University, Israel, N. Hegde, France Telecom R & D, France, and H. Arslan, University of South Florida, USA)

Steering Committee

• IEEE 4th World Forum on Internet of Things (WF-IoT ‘18), Singapore, February 5 – 8, 2018

Sponsorship Chair

• IEEE Global Communications Conference (GLOBECOM), Taipei, Taiwan, December 8 – 12, 2025

Publicity Chair

• The 34th International Conference on Information Networking (ICOIN ‘20), Barcelona, Spain, January 7 – 10, 2020
• The 33rd International Conference on Information Networking (ICOIN ‘19), Kuala Lumpur, Malaysia, January 9 – 11, 2019
• IEEE 4^th World Forum on Internet of Things (WF-IoT ’18), Singapore, February 5 – 8, 2018
• 9th International Conference on Ubiquitous and Future Networks (ICUFN ‘17), Milan, Italy, July 4 – July 7, 2017
• 8^th International Conference on Ubiquitous and Future Networks (ICUFN ‘16), Vienna, Austria, July 5 – July 8, 2016
• 7^th International Conference on Ubiquitous and Future Networks (ICUFN ‘15), Sapporo, Japan, July 7 – July 10, 2015
• 6^th International Conference on Ubiquitous and Future Networks (ICUFN ‘14), Shanghai, China, July 8 – July 11, 2014
• International Conference on ICT Convergence (ICTC ’13), Jeju Island, Korea, Oct 14–16, 2013
• 5^th International Conference on Ubiquitous and Future Networks (ICUFN ‘13), Da Nang, Vietnam, July 2–July 5, 2013
• 4^th International Conference on Ubiquitous and Future Networks (ICUFN ‘12), Phuket, Thailand, July 4–July 6, 2012
• 3^rd International Conference on Ubiquitous and Future Networks (ICUFN ‘11), Dallian, China, June 15–June 17, 2011
• 5^th International Conference on Testbeds and Research Infrastructures for the Development of Networks & Communities (TridentCom ‘09), Washington D.C., USA, April 6–8, 2009

Area Chair

• 2020
  • IEEE International Conference on Network Protocols (ICNP), Madrid, Spain, October 13–16, 2020

Member of Technical Program Committee

• 2025
  • Workshop on Resilience in Next-Generation Wireless Communication Networks, IEEE GLOBECOM, Taipei, Taiwan, December 12, 2025
  • Open6GNet Workshop, IEEE NETSOFT Conference, Budapest, Hungary, June 23 – 27, 2025
• 2022
  • IEEE International Conference on Computer Communications (INFOCOM), London, United Kingdom, May 2–5, 2022
• 2021
• IEEE International Conference on Computer Communications (INFOCOM), Virtual Conference, May 10–13, 2021
• 2020
  • IEEE 5G World Forum (5GWF), Virtual Conference, Sept. 10 – Nov. 2, 2020
  • IEEE International Conference on Computer Communications (INFOCOM), Beijing, China, Apr. 27–30, 2020
• 2019
  • IEEE 5G World Forum (5GWF), Dresden, Germany, Sept. 30 – Oct. 2, 2019
  • IEEE International Conference on Computer Communications (INFOCOM), Paris, France, Apr. 29–May 2, 2019
• 2018
  • IEEE Global Telecommunications Conference (GLOBECOM), Mobile and Wireless Networks Symposium, Abu Dhabi, UAE, Dec. 9 – 13, 2018
  • IEEE 5G World Forum (5GWF), Santa Clara, CA, USA, July 9–11, 2018
  • IEEE Vehicular Technology Conference: VTC-Spring, Track on Radio Access Technology and Heterogeneous Networks, Porto, Portugal, June 3–6, 2018
  • IEEE International Conference on Computer Communications (INFOCOM), Honolulu, HI, USA, Apr. 15–19, 2018
  • IEEE World Forum on Internet of Things (WF-IoT), Singapore, February 5 – 8, 2018
• 2017
  • IEEE Global Telecommunications Conference (GLOBECOM), Mobile and Wireless Networks Symposium, Singapore, Dec. 4 – 8, 2017
  • ACM International Workshop on Mobility and MiddleWare Management in HetNets (MobiMWareHN), held in conjunction with ACM MobiHoc, Chennai, India, July 10 – 14, 2017
  • International Workshop on Technology and Applications of IoT with Wireless Advanced Networking (iTAIWAN), Kuala Lumpur, June 26–29, 2017
  • IEEE Wireless Communications and Networking Conference (WCNC), MAC and Cross-Layer Design Track, San Francisco, CA, USA, March 19–22, 2017
• 2016
  • IEEE Canadian Conference on Electrical and Computer Engineering (CCECE), Vancouver, BC, Canada, May 15 – 18, 2016
  • IEEE Wireless Communications and Networking Conference (WCNC), MAC and Cross-Layer Design Track, Doha, Qatar, Apr. 3–6, 2016
• 2015
  • IEEE Global Telecommunications Conference (GLOBECOM), Wireless Networking Symposium, San Diego, California, USA, Dec. 6 – 10, 2015.
  • International Wireless Communications and Mobile Computing Conference (IWCMC), Vehicular Communications Symposium, Dubrovnik, Croatia, August 24–27, 2015
  • ACM International Workshop on Mobility and MiddleWare Management in HetNets (MobiMWareHN), held in conjunction with ACM MobiHoc, Hangzhou, China, June 22 – 25, 2015
  • IEEE ICC Workshop on LTE in Unlicensed Bands (LTE-U), London, UK, June 8 – 12, 2015
  • IEEE INFOCOM Workshop on Mobile Cloud and Virtualization (MCV), Hong Kong, China, April 26, 2015
  • IEEE Wireless Communications and Networking Conference (WCNC), MAC and Cross-Layer Design Track, New Orleans, LA, USA, March 9–12, 2015
• 2014
  • International Computer Symposium (ICS), Workshop on Information Technology Innovation, Industrial Application and Internet of Things, Taichung, Taiwan, December 12 – 14, 2014
  • International Computer Symposium (ICS), Workshop on Mobile Computing, Wireless Communications, and Vehicular Technologies, Taichung, Taiwan, December 12 – 14, 2014
  • IEEE Global Telecommunications Conference (GLOBECOM), Wireless Networking Symposium, Austin, TX, USA, Dec. 8 – 12, 2014.
  • Fall IEEE Vehicular Technology Conference, Ad-hoc, Mesh, Machine-to-Machine and Sensor Networks Track, Vancouver, BC, Canada, September 14 – 17, 2014
  • International Wireless Communications and Mobile Computing Conference (IWCMC), Vehicular Communications Symposium, Nicosia, Cyprus, August 4–8, 2014
  • IEEE INFOCOM Workshop on Mobile Cloud Computing, Toronto, ON, Canada, Apr 27 – May 2, 2014
  • IEEE Wireless Communications and Networking Conference (WCNC), MAC Track, Istanbul, Turkey, Apr. 6–9, 2014
• 2013
  • IEEE Global Telecommunications Conference (GLOBECOM), Wireless Networking Symposium, Atlanta, GA, USA, Dec. 9–13, 2013
  • IEEE Global Telecommunications Conference (GLOBECOM), Cognitive Radio and Networks Symposium, Atlanta, GA, USA, Dec. 9–13, 2013
  • International Conference on High Performance Switching and Routing (HPSR), Taipei, Taiwan, July 8–11, 2013
  • IEEE Wireless Communications and Networking Conference (WCNC), MAC Track, Shanghai, China, Apr. 7–10, 2013
  • IEEE Wireless Communications and Networking Conference (WCNC), Network Track, Shanghai, China, Apr. 7–10, 2013
• 2012
  • International Computer Symposium (ICS), Hualien, Taiwan, Dec. 12–14, 2012
  • IEEE Global Telecommunications Conference (GLOBECOM), Wireless Networking Symposium, Anaheim, CA, USA, Dec. 3–7, 2012
  • IEEE Global Telecommunications Conference (GLOBECOM), Communication and Information System Security Symposium, Anaheim, CA, USA, Dec. 3 – 7, 2012
  • IEEE International Conference on Smart Grid Communications (SmartGridComm), Smart Metering Infrastructure Networks and Data Symposium, Tainan, Taiwan, Nov. 5 – 8, 2012
  • IEEE International Conference on Smart Grid Communications (SmartGridComm), Smart Grid Standards, Testbeds and Field Trials Symposium, Tainan, Taiwan, Nov. 5 – 8, 2012
  • IEEE Online Conference on Green Communications (GREENCOM), Sept. 25–28, 2012
  • International Wireless Communications and Mobile Computing Conference (IWCMC), Multimedia Over Wireless Symposium, Limassol, Cyprus, August 27–31, 2012
  • International Conference on High Performance Switching and Routing (HPSR), Belgrade, Serbia, June 24–27, 2012
• 2011
  • IEEE International Conference on Parallel and Distributed Systems (ICPADS), Mobile Computing Track, Tainan, Taiwan, Dec. 7–9, 2011
  • IEEE Global Telecommunications Conference (GLOBECOM), Wireless Networking Symposium, Houston, TX, USA, Dec. 5–9, 2011
  • IEEE Online Conference on Green Communications (GREENCOM), Sept. 26–29, 2011
  • International Conference on High Performance Switching and Routing (HPSR), Cartagena, Spain, July 4–6, 2011
  • IEEE International Conference on Communications (ICC), Communication and Information Systems Security Symposium, Kyoto, Japan, June 5–9, 2011
• 2010
  • International Conference on Internet Multimedia Systems Architecture and Applications (IMSAA), Bangalore, India, Dec. 15–17, 2010
  • Third Joint IFIP Wireless and Mobile Networking Conference (WMNC), Budapest, Hungary, October 13–15, 2010
  • International Wireless Communications and Mobile Computing Conference (IWCMC), General Symposium, Caen, France, June 28–July 2, 2010
  • International Conference on High Performance Switching and Routing (HPSR), Richardson, TX, USA, June 14–16, 2010
  • IEEE International Conference on Communications (ICC), Wireless and Mobile Networking Symposium, Cape Town, South Africa, May 23–27, 2010
  • IEEE International Conference on Communications (ICC), Next-Generation Networking and Internet Symposium, Cape Town, South Africa, May 23–27, 2010
  • International Conference on Testbeds and Research Infrastructures for the Development of Networks and Communities (TridentCom), Berlin, Germany, May 18–20, 2010
  • IEEE Vehicular Technology Conference: VTC-Spring, Track on Mobile Applications & Services, Taipei, Taiwan, May 16–19, 2010
  • IEEE Sarnoff Symposium, Princeton, NJ, USA, April 12–14, 2010
  • International Wireless Internet Conference (WICON), MAC Track, Singapore, March 1–3, 2010
• 2009
  • IEEE Global Telecommunications Conference (GLOBECOM), Communication and Information System Security Symposium, Honolulu, HI, USA, Nov. 30–Dec. 4, 2009
  • International Conference on Next Generation Wireless Systems (NGWS 2009), Melbourne, Australia, Oct. 12–14, 2009
  • International Conference on High Performance Switching and Routing (HPSR), Paris, France, June 22–24, 2009
  • International Wireless Communications and Mobile Computing Conference (IWCMC), General Symposium, Leipzig Germany, June 21–24, 2009
  • International Wireless Communications and Mobile Computing Conference (IWCMC), Next Generation Mobile Networks Symposium, Leipzig Germany, June 21–24, 2009
  • IEEE International Conference on Communications (ICC), Wireless Networking Symposium, Dresden, Germany, June 14–18, 2009
  • IEEE International Conference on Communications (ICC), Communication and Information Systems Security Symposium, Dresden, Germany, June 14–18, 2009
  • IEEE International Conference on Communications (ICC), Next Generation Networking Symposium, Dresden, Germany, June 14–18, 2009
  • International Conference on Testbeds and Research Infrastructures for the Development of Networks and Communities (TridentCom), Washington DC, USA, April 6–8, 2009
• 2008
  • International Conference on Internet Multimedia Services Architecture and Applications (IMSAA), Bangalore, India, Dec. 10–21, 2008
  • IEEE Global Telecommunications Conference (GLOBECOM), Computer and Communications Network Security Symposium, New Orleans, LA, USA, Dec. 1–4, 2008
  • IEEE Global Telecommunications Conference (GLOBECOM), Wireless Networking Symposium, New Orleans, LA, USA, Dec. 1–4, 2008
  • IEEE Global Telecommunications Conference (GLOBECOM), Wireless Communications Symposium, New Orleans, LA, USA, Dec. 1–4, 2008
  • International Conference on Collaborative Computing (CollaborateCom), Orlando, FL, USA, Nov. 13–16, 2008
  • IFIP/IEEE International Conference on Mobile and Wireless Communications Networks (MWCN), Toulouse, France, Sept. 15–16, 2008
  • International Conference on Broadband Communications, Networks and Systems (BROADNETS), Wireless Symposium, London, UK, Sept. 8–11, 2008
  • International Conference on Communications and Networking in China (ChinaCom), Wireless Communications and Networking Symposium, Hangzhou, China, Aug. 25–27, 2008
  • IEEE Asia Pacific Wireless Communications Symposium (APWCS), Sendal, Japan, Aug. 21–22, 2008
  • IEEE International Wireless Communications and Mobile Computing Conference (IWCMC), Next Generation Mobile Networks Symposium, Chania, Crete Island, Greece, Aug. 6–8, 2008
  • IEEE International Wireless Communications and Mobile Computing Conference (IWCMC), General Symposium, Chania, Crete Island, Greece, Aug. 6–8, 2008
  • IEEE International Conference on Communications (ICC), Wireless Networking Symposium, Beijing, China, May 19–23, 2008
  • International Conference on High Performance Switching and Routing (HPSR), Shanghai, China, May 15–17, 2008
• 2007
  • IEEE Global Telecommunications Conference (GLOBECOM), Wireless Networking Symposium, Washington, DC, USA, Nov. 26–30, 2007
  • IEEE Global Telecommunications Conference (GLOBECOM), Internet Protocol Symposium, Washington, DC, USA, Nov. 26–30, 2007
  • International Conference on Collaborative Computing (CollaborateCom), New York, NY, USA, Nov. 12–15, 2007
  • International Conference on Broadband Communications, Networks and Systems (BROADNETS), Wireless Symposium, Raleigh, NC, USA, Sept. 10–14, 2007
  • IEEE International Wireless Communications and Mobile Computing Conference (IWCMC), Next Generation Mobile Networks Symposium, Honolulu, Hawaii, USA, Aug. 12–16, 2007
  • IEEE International Wireless Communications and Mobile Computing Conference (IWCMC), General Symposium, Honolulu, Hawaii, USA, Aug. 12–16, 2007
  • IEEE International Conference on Communications (ICC), General Symposium, Scotland, UK, June 24–28, 2007
  • International Conference on High Performance Switching and Routing (HPSR), New York, NY, USA, May 30–June 1, 2007
  • IEEE International Conference on Testbeds and Research Infrastructures for the Development of Networks and Communities (TridentCom), Orlando, FL, USA, May 21–23, 2007
• 2006
  • IEEE Global Telecommunications Conference (GLOBECOM), Next Generation Networks Symposium, San Francisco, CA, USA, Nov. 27– Dec. 1, 2006
  • International Conference on Collaborative Computing (CollaborateCom), Atlanta, GA, USA, Nov. 17–20, 2006
  • IEEE International Conference on Information Technology: Research and Education (ITRE), Tel Aviv, Israel, Oct. 16–19, 2006
  • IEEE Asia Pacific Wireless Communications Symposium (APWCS), Daejeon, Korea, Aug. 24–25, 2006
  • International Symposium on Collaborative Technologies and Systems (CTS), Las Vegas, NV, USA, May 14–17, 2006
  • IEEE International Conference on Computer Communications (INFOCOM), Barcelona, Spain, Apr. 23–29, 2006
  • IEEE Wireless Communications and Networking Conference (WCNC), Service and Application Track, Las Vegas, NV, USA, Apr. 3–6, 2006
• 2005
  • IEEE Global Telecommunications Conference (GLOBECOM), Wireless Communications Symposium, St. Louis, MO, USA, Nov. 28–Dec. 2, 2005
  • International Conference on Collaborative Computing (CollaborateCom), San Jose, CA, USA, Dec. 19–21, 2005
  • International Conference on High Performance Switching and Routing (HPSR), Hong Kong, China, May 12–14, 2005
  • IEEE Sarnoff Symposium, Princeton, NJ, USA, April 18–19, 2005
  • IEEE International Conference on Computer Communications (INFOCOM), Miami, FL, USA, Mar. 13–17, 2005
  • IEEE Wireless Communications and Networking Conference (WCNC), Service and Application Track, New Orleans, LA, USA, Mar. 13–17, 2005
• 2004
  • IEEE International Conference on Information Technology: Research and Education (ITRE), London, UK, June 28–July 1, 2004
• 2003
  • IEEE International Conference on Information Technology: Research and Education (ITRE), Newark, NJ, USA, Aug. 10–13, 2003

Session Chair

• Session 1 (10:15 am – 11:15 am): Traffic and Mobility Engineering, The First ACM International Workshop on Smart, Autonomous, and Connected Vehicular Systems and Services (CarSys ‘16), New York, NY, USA, October 7, 2016
• Session 5A (1:20 pm - 3:00 pm): Mobile Computing IV, International Conference on Parallel and Distributed System (ICPADS ’14), Hsinchu, Taiwan, December 17, 2014
• Session 3 (4:35 pm~6:15 pm): Wireless and Mobile Networks I, 16th Asia-Pacific Network Operations and Management Symposium (APNOMS ‘14), Hsinchu, Taiwan, Sept. 17, 2014
• Session 2A (1pm - 2:15pm): Next-Generation Wireless LANs, IEEE International Symposium on a World of Wireless, Mobile and Multimedia Networks (WoWMoM ’06), Buffalo, NY, June 27, 2006
• Session: Wireless Multimedia Networks, IEEE Pacific-Rim Conference on Multimedia (PCM ‘02), Hsinchu, Taiwan, Dec. 2002
• Tech. 2: System Architecture & Model (1), IEEE International Conference on Third Generation Wireless and Beyond (3G Wireless ‘01), San Francisco, CA, May 30, 2001

TECHNICAL REVIEWING

• Member of Fellows Evaluation Committee, IEEE Computer Society, 2012, 2016
• Many international journals/magazines, including IEEE Transactions on Wireless Communications, IEEE Transactions on Mobile Computing, IEEE/ACM Transactions on Networking, IEEE Transactions on Vehicular Technology, IEEE Transactions on Communications, IEEE Transactions on Computers, IEEE Transactions on Dependable and Secure Computing, IEEE Transactions on Intelligent Transportation Systems, IEEE Journal on Selected Areas in Communications, IEEE Communications Letters, IEEE Wireless Communications Magazine, IEEE Communications Magazine, IEEE Network Magazine, ACM Mobile Computing and Communications Review, ACM/Springer Wireless Networks, IEE Proceedings: Communications, International Journal of Ad Hoc and Ubiquitous Computing, Computer Communications, Computer Networks, Telecommunication Systems, Wireless Communications and Mobile Computing, Wireless Personal Communications, Security and Communication Networks, Journal of Information Science and Engineering, Journal of the Chinese Institute of Engineers, International Journal of Electrical Engineering, Journal of Network and Systems Management, International Journal of Communication Systems
• Many international conferences, including IEEE INFOCOM, GLOBECOM, ICC, ACM MobiCom, ACM SIGCOMM, and other conferences
• Wiley – book proposal reviewer
• Addison Wesley – book proposal reviewer
• Springer – book proposal reviewer
• Science Foundation Ireland (SFI) – proposal reviewer
• Research proposal reviewer for universities in Hong Kong
• Several government agencies, including Ministry of Science and Technology (MOST), Ministry of Education (MOE), Ministry of Economic Affairs (MOEA), Ministry of Digital Affairs (MODA), National Science and Technology Council (NSTC), National Science and Technology Program for Telecommunications (NTP), National Information and Communications Initiative (NICI) Committee, Science Park Administration – proposal reviewer
• Industrial Technology Research Institute (ITRI) – proposal reviewer
• Institute for Information Industry (III) – proposal reviewer
• R.O.C. Intellectual Property Office – patent examiner
• Ministry of Education (MOE) – reviewer for faculty promotion
• Frequently invited by universities as outside reviewer for faculty promotion and faculty recruitment