Interplay of Probabilistically Shaped Multilevel Coded Modulation and Fiber Nonlinearity Compensation

Tsuyoshi Yoshida,Takashi Inoue,Masashi Binkai,Keisuke Matsuda,Shota Koshikawa,Yoshiaki Konishi,Naoki Suzuki

2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC)（2022）

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摘要

Transmission performance and decoding power consumption are investigated in coded modulation (CM) schemes. Probabilistically-shaped multilevel CM shows 21 or 9 times lower power consumption than uniform bit-interleaved CM with or without fiber nonlinearity compensation, respectively.

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关键词

Channel coding,iterative decoding,optical fiber communication

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