Author Affiliations

Erpeng Lv,¹ Weiguang Wang,¹ Songyi Liu,² Tingyang Pan,¹ Chenxi Zhu,³ Haiming Wang,³ Bingchao Liu,³ Yanzhao Hou,⁴ and Daquan Yang^1,5

¹State Key Laboratory of Information Photonics and Optical Communications, and School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing 100876, China.

²Guangxi Key Laboratory of Optoelectronic Information Processing, School of Optoelectronic Engineering, Guilin University of Electronic Technology, Guilin 541004, China.

³Lenovo Research, Beijing 100094, China.

⁴National Engineering Laboratory for Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing 100876, China.

⁵School of information science and technology, Tibet University, Lhasa 850000, China.