1. The Key Laboratory of Optoelectronic Technology &Systems, Education Ministry of China, Chongqing University and College of Optoelectronic Engineering, Chongqing University, Chongqing 400044, China
2. School of Automation, Wuhan University of Technology, Wuhan 430070, China
3. Centre for Intelligent Sensing Technology, College of Optoelectronic Engineering, Chongqing University, Chongqing 400044, China
4. School of Microelectronics, Southern University of Science and Technology, Shenzhen 518055, China
5. Shenzhen Institute of Wide-Bandgap Semiconductors, No. 1088, Xueyuan Rd., Xili, Nanshan District, Shenzhen, Guangdong China