Author Affiliations

Kun Zhu,^1,* Xian Zhou,² Chao Shang,³ Wenghong Chung,³ Hua-Yaw Tam,³ and Chao Lu¹

¹Photonics Research Centre, Department of Electronic and Information Engineering, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong SAR, PR China

²Research Center for Convergence Networks and Ubiquitous Services, University of Science & Technology Beijing, No.30 Xue Yuan Road, Haidian, Beijing, 100083, China

³Photonics Research Centre, Department of Electrical Engineering, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong SAR, PR China

^*Corresponding author: kun.zhu@polyu.edu.hk