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Fourier Transform Spectral Analysis Based Fiber Nonlinearity-insensitive OSNR Monitor

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Abstract

A fiber nonlinearity-insensitive OSNR monitoring technique was developed based on Fourier transform spectral analysis and shallow neural networks for function fitting. The results show monitoring errors are less than ± 0.5dB for 3-channel 25GBaud PDM-QPSK signals.

© 2021 The Author(s)

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More Like This
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