1. National Laboratory for Infrared Physics, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, 500 Yu Tian Road, Shanghai 200083, China
2. State Key Laboratory of ASIC & System, School of Microelectronics, Fudan University, Shanghai 200433, China
3. Nanoln Electronics Co., Ltd., 750 Shunhua Road, Jinan High-Tech Zone, Jinan 250101, China