Author:
Luo Shiwei,Li Jianping,Yu Xinkuo,Qin Yuwen,Xiang Meng,Fu Songnian
Abstract
An improved upsampling-free Kramers-Kronig receiver has been proposed in which 0.8dB CSPR reduction can be realized for the 40GBaud 16-QAM signal after 80km transmission with a comparison of the typical KK receiver without digital upsampling.