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Conferences > OFC > 2022 > Th3F > Th3F.2

Mitigating Nonlinear Interference by Limiting Energy Variations in Sphere Shaping

Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo M. Okonkwo, and Frans M. J. Willems

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Abstract

Band-trellis enumerative sphere shaping is proposed to decrease the energy variations in channel input sequences. Against sphere shaping, 0.74 dB SNR gain and up to 9% increase in data rates are demonstrated for single-span systems.

© 2022 The Author(s)

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