1. Faculty of Mechanical and Electrical Engineering
2. Guilin University of Electronic Technology
3. Guilin
4. China
5. Key Laboratory of Optoelectronic Technology & Systems
6. Education Ministry of China and College of Optoelectronic Engineering
7. Chongqing University
8. Chongqing 400044
9. Suzhou Institute of Biomedical Engineering
10. Chinese Academy of Sciences
11. Suzhou 215163