Kai Xu received the bachelor’s degree in Telecommunication Engineering (Honours of the First Class) from Xidian University, Xi’an, China, and Heriot Watt University, Edinburgh, UK, in 2019. The master’s degree in Science in Telecommunications (with distinction) from Heriot Watt University, Edinburgh, UK, in 2020. He is currently pursuing the Ph.D. degree at Heriot-Watt University and University of Edinburgh.
His current research interests include Hybrid beamforming network for Massive MIMO system, backscattering, analysis and design of antennas, and communications security.