Abstract
We proposed a joint modulation format identification and OSNR monitoring method. Identification accuracies are all 100% and the mean absolute errors of OSNR monitoring are 0.067-dB, 0.118-dB, 0.17-dB, 0.327-dB, 0.345-dB for PDM-QPSK/-8QAM/-16QAM/-32QAM/-64QAM, respectively.
© 2022 The Author(s)
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