[ThC1] Nonlinearity and Its Mitigation

[ThC1-4] O-band Transmission of 255-Gb/s PAM8 Signal through 10-km SMF Using MLSE Based on Nonlinear Channel Estimation

〇Shuto Yamamoto, Hiroki Taniguchi, Masanori Nakamura, Yoshiaki Kisaka (NTT Corporation, Japan)

Keywords:Digital signal processing techniques for optical communications

We demonstrate 85- and 75-Gbaud PAM8 10- and 20-km transmissions with the bandwidth limitation of 20 GHz using MLSE in which Volterra filter emulates nonlinear channel response.