A Rayleigh Doppler Frequency Estimator Derived from Maximum Likelihood Theory

Henrik Hansen, Sofiene Affes, Paul Mermelstein

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    Abstract

    Reliable estimates of Rayleigh Doppler frequency are useful for the optimization of adaptive multiple access wireless receivers.The adaptation parameters of such receivers are sensitive to the amount of Doppler and automatic reconfiguration to the speed of terminalmovement can optimize cell capacities in low and high speed situations.We derive a Doppler frequency estimatorusing the maximum likelihood method and Jakes model [\ref{Jakes}] of a Rayleigh fading channel. This estimator requires an FFT and simple post-processing only. Its performance is verifiedthrough simulations and found to yield good results.
    Original languageEnglish
    Title of host publicationA Rayleigh Doppler Frequency Estimator Derived from Maximum Likelihood Theory
    Publication date1999
    Publication statusPublished - 1999
    Event1999 2nd IEEE Workshop on Signal Processing Advances in Wireless Communications - Annapolis, United States
    Duration: 9 May 199912 May 1999
    Conference number: 2
    https://ieeexplore.ieee.org/xpl/conhome/6347/proceeding

    Workshop

    Workshop1999 2nd IEEE Workshop on Signal Processing Advances in Wireless Communications
    Number2
    Country/TerritoryUnited States
    CityAnnapolis
    Period09/05/199912/05/1999
    Internet address

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