Hybrid M-QAM with adaptive modulation and selection combining in MIMO systems

Sang Do Lee, Young Chai Ko

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    In this paper, we propose a hybrid M-ary Quadrature Amplitude Modulation (M-QAM) transmission scheme that jointly uses adaptive modulation and selection combining for singular value decomposition (SVD)-based multiple-input multiple-output (MIMO) systems (AMSC-MIMO). We derive exact closed-form expressions of the performance of the proposed scheme in terms of the average spectral efficiency and the outage probability. Numerical results show that the proposed hybrid M-QAM scheme offers higher spectral efficiency and lower outage probability than the conventional adaptive modulation in MIMO systems.

    Original languageEnglish
    Title of host publicationCommunications Infrastructure
    Subtitle of host publicationSystems and Applications in Europe - First International ICST Conference, EuropeComm 2009, Revised Selected Papers
    Pages91-100
    Number of pages10
    DOIs
    Publication statusPublished - 2009
    Event1st International ICST Conference on Communications Infrastructure, Systems and Applications in Europe, EuropeComm 2009 - London, United Kingdom
    Duration: 2009 Aug 112009 Aug 13

    Publication series

    NameLecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
    Volume16 LNICST
    ISSN (Print)1867-8211

    Other

    Other1st International ICST Conference on Communications Infrastructure, Systems and Applications in Europe, EuropeComm 2009
    Country/TerritoryUnited Kingdom
    CityLondon
    Period09/8/1109/8/13

    Keywords

    • Adaptive modulation
    • MIMO
    • Selection combining
    • Variable rate variable power

    ASJC Scopus subject areas

    • Computer Networks and Communications

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