1. Key Laboratory of Intelligent Optical Sensing and Manipulation of the Ministry of Education and National Laboratory of Solid State Microstructures and College of Engineering and Applied Sciences and Institute of Optical Communication Engineering and Nanjing University-Tongding Joint Lab for large-scale photonic integrated circuits, Nanjing University, Nanjing, China
2. College of Electronic and Optical Engineering and College of Microelectronics, Nanjing University of Posts and Telecommunications, Nanjing, China
3. College of Communications Engineering, PLA Army Engineering University, Nanjing, China
4. Yongjiang Laboratary, Ningbo, China