Design and analysis of compress-and-forward cooperation in a virtual-MIMO detection system

Jing Jiang, John S. Thompson, Peter M. Grant

    Research output: Contribution to conferencePaperpeer-review

    7 Citations (Scopus)

    Abstract

    A cooperative virtual-MIMO system that implements bit-interleaved coded modulation (BICM) transmission and compress-and-forward (CF) cooperation is presented in this paper. The key tasks of the relay include constructing a good codebook, and forwarding a compressed version of the received signals to the destination. Codebook designs of the Voronoi vector quantization (VQ) and the tree-structure vector quantization (TSVQ) to enable CF cooperation are described in this paper. A comparison in terms of the codebook design complexity and encoding complexity is presented. It is shown that the TSVQ is much simpler to design and operate and can achieve performance comparable to the optimal but more complicated Voronoi VQ. Error performance results show that the helping relay enables the proposed cooperative virtual-MIMO system to achieve close to MIMO performance.
    Original languageEnglish
    Pages126-130
    Number of pages5
    DOIs
    Publication statusPublished - 24 Jan 2011
    Event2010 IEEE Globecom Workshops - Miami, United States
    Duration: 5 Dec 201010 Dec 2010

    Conference

    Conference2010 IEEE Globecom Workshops
    Abbreviated titleGC'10 - Workshops
    Country/TerritoryUnited States
    CityMiami
    Period5/12/1010/12/10

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