1. School of Information Engineering, Southwest University of Science and Technology, Mianyang 621010, China
2. School of Electronic Information and Electrical Engineering, Chongqing University of Arts and Sciences, Chongqing 402160, China
3. Chongqing Engineering Research Center of New Energy Storage Devices and Applications, Chongqing University of Arts and Sciences, Chongqing 402160, China
4. School of Optoelectronic Science and Engineering, University of Electronic Science and Technology of China, No. 4, Chengdu 610054, China