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Conferences > CLEO_AT > 2023 > JTh2A > JTh2A.138

A Simplified Soft-output MLSE Concatenated with LDPC Decoding in 112-Gb/s PAM-4 Transmissions

Xue Zhao, Jiahao Zhou, Jing Zhang, Xiaotian Sun, Jiaxin Yan, Bo Xu, and Kun Qiu

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Abstract

We propose and experimentally demonstrate a simplified soft-output MLSE and LDPC decoding in a 112-Gb/s PAM-4 signal transmission over 2-km SSMF. We achieve almost the same performance as conventional soft-output MLSE with 49.6% complexity reduce.

© 2023 The Author(s)

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