Presentation Information
[WB1-3]Adjustable Trellis-Path Limitation MLSE Based on Preceding Equalizer Output for O-Band Net 400-Gbps PAM-6 IM-DD 2-km Transmission
○Hiroki Taniguchi, Shuto Yamamoto, Masanori Nakamura, Yukinobu Nakajima, Etsushi Yamazaki (NTT Network Innovation Laboratories)
Keywords:
Digital signal processing algorithms for optical communications
We propose an adjustable trellis-path limiting method in MLSE using the preceding filter’s output, enabling IM-DD 2-km O-band PAM-6 transmission over 400 Gbps/lane while reducing the calculation complexity to 0.13% that of conventional MLSE.