Weitao Xu

Assistant Professor, Department of Computer Science

City University of Hong Kong (CityU)


I'm an Assistant Professor at the Department of Computer Science at City University of Hong Kong. Before that, I worked as a Postdoctoral Research Associate at University of New South Wales (UNSW) from June 2017 to August 2019. I obtained my PhD degree from the University of Queensland in 2017 (advised by Prof. Neil Bergmann and Prof. Wen Hu. I received my B.E. degree in Communication Engineering and M.E. degree in Communication and Information System both from the School of Information Science and Engineering, Shandong University (SDU) , China, in 2010 and 2013, respectively.

[Recruitment] I am looking for self-motivated PhD students to join my group. I have relatively broad research interests, but generally my previous research focuses on IoT such as smart sensing, IoT security, IoT+AI, wireless network etc. Check out my previous projects here. For current available PhD positions in my group. please visit Recruitment for more information.

Email: weitaoxu@cityu.edu.hk


  • Internet of Things (IoT)
  • Mobile Computing
  • IoT Security
  • Wearable Devices
  • Low-power Wide-area Network (LPWAN)


  • PhD in Computer Science, 2017

    University of Queensland

  • MEng in Information System, 2013

    Shandong University

  • BEng in Communication Engineering, 2010

    Shandong University



Assistant Professor

City University of Hong Kong

Aug 2019 – Present Hong Kong


University of New South Wales

Jun 2017 – Aug 2019 Sydney, Australia

Research Assistant

Australia CSIRO

Oct 2013 – Dec 2014 Brisbane, Australia


*2021.1 We have two papers accepted by IPSN 2021!

*2020.10 Our Paper “Simultaneous Energy Harvesting and Gait Recognition using Piezoelectric Energy Harvester” has been accepted by TMC (IF: 5.115)!

*2020.10 Our Survey “Key Generation for Internet of Things: A Contemporary Survey” has been accepted by CSUR (IF: 7.99)!

*2020.07 Invited to serve on the TPC of EWSN 2020!

*2020.06 Our paper entitled “Nephalai: Towards LPWAN C-RAN with Physical Layer Compression” has been accepted by Mobicom 2020!

*2020.06 Our paper entitled “SolarSLAM: Battery-free Loop Closure for Indoor Localisation” has been accepted by IROS 2020!