Mitigation of Nonlinear Effects in Optical Communications using Digital and Optical Techniques

A. D. Ellis, A. A.I. Ali, M. Tan, N. Salgado, S. Sygletos

Research output: Chapter in Book/Published conference outputConference publication

Abstract

We discuss theoretical limits to nonlinearity compensation (2dB lower than a 50% boost in SNR measured in dB) and experimental progress towards achieving these limits.

Original languageEnglish
Title of host publicationPhotonic Networks and Devices, Networks 2022
ISBN (Electronic)978-1-957171-16-6
Publication statusPublished - 24 Jul 2022
EventPhotonic Networks and Devices, Networks 2022 - Maastricht, Netherlands
Duration: 24 Jul 202228 Jul 2022

Publication series

NameOptics InfoBase Conference Papers

Conference

ConferencePhotonic Networks and Devices, Networks 2022
Country/TerritoryNetherlands
CityMaastricht
Period24/07/2228/07/22

Bibliographical note

Funding Information:
Current research is fully in line with simple analytical theory, and, due to practical constraints associated with compensator bandwidth, symmetry, and transceiver noise, activities are focused on practical issues of complexity and adaptability. However, significant scope for performance improvement is apparent, and will be driven by increasing symbol rates allowing a larger fraction of the nonlinearity to be captured by independent receivers with no phase coherence between channels, development of high SNR transceivers, the introduction of phase-coherence between channels using frequency combs, and for optical implementations, improved symmetrical link design. This paper was funded in part by the EPSRC, grant numbers EP/S003436/1, EP/S016171/1, EP/W002868/1and EP/R035342/1.

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