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Conferences > ACPC > 2021 > T3B > T3B.8

Pilot-free Bayesian Filter for Phase Noise Correction of 64QAM CO-OFDM Superchannel

Lakshmi Narayanan Venkatasubramani, Yi Lin, Colm Browning, Anirudh Vijay, R David Koilpillai, Liam Barry, and Deepa Venkitesh

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Abstract

We experimentally demonstrate the use of a pilot-free phase noise mitigation algorithm for a gain-switched comb-based 480 Gbps 64QAM CO-OFDM superchannel system using weighted-blind estimation and Bayesian filter with 18% potential improvement in spectral efficiency.

© 2021 The Author(s)

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