Communication over fiber-optic channels using the nonlinear Fourier transform

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Abstract

Motivated by the looming 'capacity crunch' in current fiber-optic systems, we recently suggested using the nonlinear Fourier transform (NFT) to transmit information over integrable communication channels such as the optical fiber channel, which is governed by the generalized nonlinear Schrödinger equation. In this transmission scheme information is encoded in the nonlinear Fourier transform of the signal, consisting of two components: a discrete and a continuous spectral function. In this paper, we restrict to discrete spectrum modulation and provide some simple examples of achievable spectral efficiencies. With this new method, deterministic distortions arising from the dispersion and nonlinearity, such as inter-symbol and interchannel interference are zero for a single user channel or all users of a multiple user network.

Original languageEnglish
Title of host publication2013 IEEE International Symposium on Information Theory, ISIT 2013
Pages1710-1714
Number of pages5
DOIs
Publication statusPublished - 19 Dec 2013
Externally publishedYes
Event2013 IEEE International Symposium on Information Theory, ISIT 2013 - Istanbul, Turkey
Duration: 7 Jul 201312 Jul 2013

Publication series

NameIEEE International Symposium on Information Theory - Proceedings
ISSN (Print)2157-8095

Conference

Conference2013 IEEE International Symposium on Information Theory, ISIT 2013
Country/TerritoryTurkey
CityIstanbul
Period7/07/1312/07/13

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