1Huazhong University of Science and Technology, Wuhan National Laboratory for Optoelectronics and School of Optical and Electronic Information, Wuhan, China
2Optics Valley Laboratory, Wuhan, China
3Shenzhen Institute of Huazhong University of Science and Technology, Shenzhen, China
4Yangtze Optical Fiber and Cable Joint Stock Limited Company (YOFC), State Key Laboratory of Optical Fiber and Cable Manufacture Technology, Wuhan, China