Nonlinearity Mitigation by a Simple DSP with Subcarrier-by-Subcarrier Frequency Flip in Multi-Subcarrier Wavelength Conversion Repeater

Shoma Tateno,Hidemi Noguchi,Emmanuel Le Taillandier De Gabory

2023 Opto-Electronics and Communications Conference (OECC)（2023）

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摘要

We have demonstrated Q-factor improvement from 1.6 to 1.8 dB due to inter-subcarrier nonlinearity mitigation in a 960 km-transmitted 1 Tbps multi-subcarrier signal by subcarrier-by-subcarrier frequency flip processing of a wavelength conversion repeater.

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关键词

optical communication,optical network,wavelength division modulation,wavelength conversion,nonlinear compensation,phase conjugation

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