1. School of Information Science and Engineering, Shandong University, Qingdao, People's Republic of China
2. Key Laboratory of Education Ministry for Laser and Infrared System Integration Technology, Shandong University, Qingdao, People's Republic of China
3. Center for Optics Research and Engineering, Shandong University, Qingdao, People's Republic of China
4. Key Laboratory of Infrared Detection and Imaging Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai, People's Republic of China