Spectral efficiency enhancement using coherent WDM with multi-level offset-QAM

J. Zhao, A. D. Ellis

    Research output: Chapter in Book/Published conference outputConference publication

    Abstract

    We propose offset-QAM based CoWDM, and show that the proposed system outperforms no-guard-interval optical OFDM and Nyquist WDM and enables the use of offset 4-, 16-, and 64-QAM with the performance approaching the theoretical limits.

    Original languageEnglish
    Title of host publicationEuropean Conference and Exposition on Optical Communications, ECOC 2011
    Publication statusPublished - 1 Dec 2011
    EventEuropean Conference and Exposition on Optical Communications, ECOC 2011 - Geneva, Switzerland
    Duration: 18 Sept 201122 Sept 2011

    Publication series

    NameOptics InfoBase Conference Papers
    ISSN (Electronic)2162-2701

    Conference

    ConferenceEuropean Conference and Exposition on Optical Communications, ECOC 2011
    Country/TerritorySwitzerland
    CityGeneva
    Period18/09/1122/09/11

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