Dispersion compensation in non-linear self phase modulation (SPM) and cross phase modulation (XPM) induced optical channel using vectorial MLSE equalizer

O. Rozen, T. Cohen, G. Kats, D. Sadot, A. Levy, U. Mahlab

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We propose and experimentally demonstrate an improved vectorial maximum likelihood sequence equalizer (MLSE) method that enhances inter-symbol- interference (ISI) mitigation in highly non-linearly distorted channel by self phase modulation (SPM) in a single channel system and Cross Phase Modulation (XPM) in WDM system. The vectorial MLSE is based on "over sampling" of the distorted signal according to Nyquist criterion of the broadened signal spectrum due to SPM. For XPM, the noise caused by this effect is modeled using Histogram Estimation with multiple samples per bit. Experimental and computer simulation results indicate significant improvement of BER results using the proposed vectorial equalizer.

Original languageEnglish
Title of host publicationProceedings of 2007 9th International Conference on Transparent Optical Networks, ICTON 2007
Pages302-304
Number of pages3
DOIs
StatePublished - 1 Dec 2007
Event2007 9th International Conference on Transparent Optical Networks, ICTON 2007 - Rome, Italy
Duration: 1 Jul 20075 Jul 2007

Publication series

NameProceedings of 2007 9th International Conference on Transparent Optical Networks, ICTON 2007
Volume1

Conference

Conference2007 9th International Conference on Transparent Optical Networks, ICTON 2007
Country/TerritoryItaly
CityRome
Period1/07/075/07/07

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Electrical and Electronic Engineering
  • Communication

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