Implementation of Hidden Markov Model spectrum prediction algorithm

Thomas Black*, Bridget Kerans, Andrew Kerans

*Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    12 Citations (Scopus)

    Abstract

    The demand for spectrum is at an all time high due to the increasing popularity of wireless devices. As such it is imperative that technological and regulatory mechanisms are developed to maximise spectral efficiency. This paper documents a method for increasing spectral efficiency through the prediction of spectrum "holes" for use with cognitive radio technologies. An algorithm is developed based upon a Hidden Markov Model of the spectral environment. The Baum-Welch algorithm is employed to dynamically calculate the transition parameters of the model. The algorithm is tested upon data collected from the 450-470 MHz band in Australia with a reward function implemented to analyse the performance of the algorithm.

    Original languageEnglish
    Title of host publication2012 International Symposium on Communications and Information Technologies, ISCIT 2012
    Pages280-283
    Number of pages4
    DOIs
    Publication statusPublished - 2012
    Event2012 International Symposium on Communications and Information Technologies, ISCIT 2012 - Gold Coast, QLD, Australia
    Duration: 2 Oct 20125 Oct 2012

    Publication series

    Name2012 International Symposium on Communications and Information Technologies, ISCIT 2012

    Conference

    Conference2012 International Symposium on Communications and Information Technologies, ISCIT 2012
    Country/TerritoryAustralia
    CityGold Coast, QLD
    Period2/10/125/10/12

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