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400G/channel 50-GHz WDM Coherent Transmission: PS 64QAM versus Hybrid 32/64QAM

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Abstract

We experimentally demonstrate PS-64QAM outperforms hybrid-32/64QAM by 37.5% in a 400G per channel 50-GHz WDM system, which enables a 990-km transmission link consisting of SSMF and EDFA-only amplification.

© 2019 The Author(s)

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