1. State Key Laboratory of Information Photonics and Optical Communications, the Key Laboratory of Universal Wireless Communications of Ministry of Education, the Beijing Key Laboratory of Work Safety Intelligent Monitoring, and the School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China
2. Key Laboratory of optoelectronic Devices and Systems of Ministry of Education and Guangdong Province, College of Physics and Optoelectronic Engineering, Shenzhen University, Shenzhen, China
3. Beijing Micro-Electronic Technology Institute, Beijing, China