Towards FPGA Implementation of Neural Network-Based Nonlinearity Mitigation Equalizers in Coherent Optical Transmission Systems

Pedro J. Freire,Michael Anderson,Bernhard Spinnler,Thomas Bex,Jaroslaw E. Prilepsky,Tobias A. Eriksson,Nelson Costa,Wolfgang Schairer,Michaela Blott,Antonio Napoli,Sergei K. Turitsyn

arxiv（2022）

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摘要

For the first time, recurrent and feedforward neural network-based equalizers for nonlinearity compensation are implemented in an FPGA, with a level of complexity comparable to that of a dispersion equalizer. We demonstrate that the NN-based equalizers can outperform a 1-step-per-span DBP.

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关键词

mitigation equalizers,coherent optical transmission systems,fpga implementation,nonlinearity

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