Unsupervised-Learning Neural Network for Fiber Nonlinearity Compensation

Pinjing He, Feilong Wu, Meng Yang, Aiying Yang*, Peng Guo, Yaojun Qiao, Xiangjun Xin

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A fiber nonlinearity compensation scheme based on an unsupervised-learning neural network is proposed. In the proposed scheme, labels in the training data and weights of the neural network are iteratively updated until converging. To validate the proposed scheme, a 3200 km dual-polarization 16-QAM simulation link and an 1800 km single-polarization experimental link were carried out. Simulation and experiment results validate that the proposed method can achieve the same equalization performance as the supervised-learning-neural-network-based scheme, without any pre-defined training data.

Original languageEnglish
Title of host publication2021 International Conference on Optical Instruments and Technology
Subtitle of host publicationOptical Communication and Optical Signal Processing
EditorsJian Chen, Yi Dong, Shilong Pan, Yang Qiu, Fabien Bretenaker
PublisherSPIE
ISBN (Electronic)9781510655614
DOIs
Publication statusPublished - 2022
Event2021 International Conference on Optical Instruments and Technology: Optical Communication and Optical Signal Processing - Virtual, Online, China
Duration: 8 Apr 202210 Apr 2022

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12278
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference2021 International Conference on Optical Instruments and Technology: Optical Communication and Optical Signal Processing
Country/TerritoryChina
CityVirtual, Online
Period8/04/2210/04/22

Keywords

  • Fiber nonlinearity compensation
  • coherent optical fiber communication
  • neural network

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