Yao Yao received his BS degree from the School of Information Science and Technology, Southwest Jiaotong University, Sichuan, China, in 2006. He received his PhD at the Southwest JiaoTong University, Sichuan, China, in 2013. From 2018 to 2019, he worked as a visiting scholar in the Advanced Micro-/Nano-Devices Lab, Department of Systems Design Engineering, University of Waterloo, ON, Canada. He is currently an Associate Professor at the College of Communication Engineering, Chengdu University of Information Technology (CUIT), Chengdu, China. His current research interests include frequency control and acoustic sensors.