Nonlinearity-tolerant OSNR Monitoring Using Error Vectors and LSTM Networks in Coherent Optical Systems

Wu Liu, Min Luo, Hong Li,Chao Yang,Xu Zhang,Xi Xiao

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

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摘要

Using error vectors as the inputs of LSTM networks, we estimate the OSNR of various signals after 400~1200km transmission and achieve <0.1dB mean absolute error in range of 23~33 dB.

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关键词

OSNR monitoring,Machine Learning,LSTM

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