Author:
Zhang Junwei,Lu Liwang,Tan Heyun,Hong Xiaojian,Fei Chao,Zhong Kangping,Lau Alan Pak Tao,Lu Chao
Abstract
A CD-aware orthogonal-circulant-matrix-transform (OCT) precoding is proposed for C-band 100-Gb/s IM/DD-OFDM transmission over 50-km SSMF. The proposed scheme outperforms conventional schemes and improves the capacity by >20% (>12%) compared to CD-aware subcarrier loading (DFT precoding).