¹ College of Physics and Electronics, Shandong Normal University, Jinan 250014, CHN

² College of Information Science and Engineering, Shandong Normal University, Jinan 250014, CHN

School of Microelectronics and Solid-state Electronics, University of Electronic Science and Technology of China, Chengdu 610054, CHN

¹ Department of Physics and Electrical Engineering, College of Yulin, Yulin 719000, CHN

² Laboratory of Optical Information Technology, School of Sciences, Northwestern Polytechnical University, Xipan 710072, CHN

¹ Department of Opto-electronic Information, University of Electronic Science and Technology of China, Chengdu 610054, CHN

² Department of Transmission Design and Development, Headquarter of ZTE Corporation, Shenzhen 518004, CHN

¹ Department of Electronic Science and Engineering, Huanghuai University, Zhumadian 463000, CHN

² Department of Information Engineering, Huanghuai University, Zhumadian 463000, CHN

School of Sciences, Lanzhou University of Technology, Lanzhou 730050, CHN

¹ State Key Laboratory of Plastic Forming Simulation and Die & Mould Technology, Huazhong University of Science and Technology, Wuhan 430074, CHN

² Institute of Microsystem, Huazhong University of Science and Technology, Wuhan 430074, CHN

Department of Electronic Science and Engineering, Huanghuai University, Zhumadian 463000, CHN

Fine Mechanics Lab, Department of Photoelectricity, Changchun University of Science and Technology, Changchun 130022, CHN

¹ College of Optoelectronic & Electrical Information Engineering, Shanghai University of Science and Technology, Shanghai 200093, CHN

² Department of Optoelectronic Information Engineering, China Jiliang University, Hangzhou 310018, CHN

¹ College of Information and Communication Engineering, Tianjin Polytechnic University, Tianjin 300160, CHN

² College of Precision Instrument and Optoelectronics Engineering, Key Laboratory of Optoelectronics Information Technical Science of EMC, Tianjin University, Tianjin 300072, CHN

Department of Computer Science and Information Technology, Chongqing Technology and Business University, Chongqing 400067, CHN

Institute of Telecommunication Engineering, Air Force Engineering University, Xipan 710077, CHN

¹ College of Optoelectronics Engineering, Chongqing University, Chongqing 400044, CHN

² Institute of Optical Fiber Communications, Chongqing University of Posts & Telecommunications, Chongqing 400065, CHN