Author Affiliations

H. H. Liu^1,2,* and K. K. Chow²

¹Current address: Key laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai Institute for Advanced Communication and Data Science, School of Communication and Information Engineering, Shanghai University, Shanghai 200072, China

²School of Electrical and Electronic Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798

^*Corresponding author: hhliu@shu.edu.cn