Chang Huan was born in Shandong, China, 1997. She received the B.Eng. degree (Honours of the First Class) in Telecommunication Engineering from Xidian University, Xi’an, China, and Heriot Watt University, Edinburgh, UK, in 2019. She is currently pursuing the Ph.D. degree at the School of Engineering and Physical Sciences, Heriot-Watt University. Her research interests include the design for wireless vital signs detection system, FMCW radar, and dual-band radar system.