1. Key Laboratory of Optoelectronic Technology and Systems, Ministry of Education and International R & D Center of Micro-Nano Systems and New Materials Technology, Chongqing University, Chongqing 400044, People's Republic of China
2. Chongqing Acoustic-Optic-Electric Co. Ltd., China Electronic Technology Group Corp., Chongqing 400060, China
3. Institute of High Performance Computing, Agency for Science, Technology and Research, 1 Fusionopolis Way, #16-16 Connexis, Singapore 138632
4. School of Automation Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China