• DocumentCode
    444861
  • Title

    New variable-rate variable-power adaptive modulation scheme for time-varying MIMO channels

  • Author

    Ghanem, Khalida ; Denidni, Tayeb A.

  • Author_Institution
    INRS-EMT, Quebec Univ., Que., Canada
  • Volume
    2A
  • fYear
    2005
  • fDate
    3-8 July 2005
  • Firstpage
    325
  • Abstract
    Recently, multiple-input multiple-output (MIMO) technology has emerged as a new paradigm of highly spectrum-efficient wireless communications. This paper describes a MIMO system, and presents variable-power variable-rate MQAM modulation in MIMO systems. The proposed rate quantization algorithm is described, followed by the simulation results and a brief conclusion.
  • Keywords
    MIMO systems; adaptive modulation; quadrature amplitude modulation; time-varying channels; variable rate codes; MIMO technology; adaptive modulation; multiple-input multiple-output technology; rate quantization algorithm; spectrum-efficient wireless communications; time-varying MIMO channels; variable-power variable-rate MQAM modulation; Bit error rate; Channel capacity; Covariance matrix; Eigenvalues and eigenfunctions; MIMO; Matrix decomposition; Quantization; Receiving antennas; Transmitting antennas; Wireless communication;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Antennas and Propagation Society International Symposium, 2005 IEEE
  • Print_ISBN
    0-7803-8883-6
  • Type

    conf

  • DOI
    10.1109/APS.2005.1551806
  • Filename
    1551806