800-Gbps PAM-4 O-band Transmission through 2-km SMF using 4. LAN-WDM TOSA with MLSE Based on Nonlinear Channel Estimation and Decision Feedback

Hiroki Taniguchi,Shuto Yamamoto,Yoshiaki Kisaka,Shigeru Kanazawa,Toshihide Yoshimatsu,Yozo Isikawa,Kazuyo Mizuno

ECOC（2021）

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摘要

We demonstrate 224-Gbps/. 2-km transmission using 4-ch LAN-WDM TOSA with integrated SOAs and EADFB lasers. We achieve a BER below the HD-FEC limit for all channels in the 10-dB bandwidth of 34.8-GHz and chromatic dispersion of -4.2-ps/nm with advanced nonlinear MLSE based on decision feedback.

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