认知无线电动态频谱分配算法研究

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1、万方数据Thispaperhasstudiedthebenefitofspectrumallocationalgorithm，whichbasedOlluserneedsinordertoobtaincommunicationbenefitandspectrumresourcesforreasonsofcommunication,inordertomaximizethebenefitofthealgorithmobtainedforthetargetsystem．Thispaperproposesnewideastoimprovetheoverallbenefitoft

2、hedistributionsystembasedonthecircumstancesoftheoriginalalgorithmconsidersinadequateconditions，givesadetailedflowchartoftheprocessandtheallocationoffuturecomparativeanalysisofthesimulationalgorithmstrengthsandweaknesses，whileimprovingthebenefitthespectrumobtainedbytheuseralsoincreased,co

3、mmunicationForsmallbandwidthspectrumcannotbeused,thispaperpresentsanon-contiguousspectrumallocationalgorithmbasedonuserneeds，itimprovesthespectrumresources’secondaryutilizationinthepremiseofsatisfyingtheuserneeds．usingOFDMtechnology,algorithmrealloeatssomeofthesmallbandwidthandtheremaini

4、ngdebrisredistributionofspectrmnresources，sothatitCanbeaccessedbycognitiveusers．Thealgorithmallocatsalargesegmentofthespectrumatthesametimetakingintoaccounttheusageofthespectrumresourcedebris，itgreatlyimprovesthespectrumutilizationandsatisfiestheessentialrequirementsofthecognitiveradiosy

5、stem．KEYWORDS：CognitiveRadio；SpectrumAllocation；SpectrumUtilization；Benefit；Non-contiguousAllocation；UserNeedsIV万方数据目录摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯I第一章绪论1．1课题研究背景⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。l1．2认知无线电的研究现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21．3认知无线电的应用⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一51．4

6、本文主要工作⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯5第二章认知无线电与频谱分配技术⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。72．1认知无线电概述⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．72．1．1认知无线电的概念⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．72．1．2认知无线电的功能⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯82．2常见的频谱分配模型⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。92．2．1图论着色模型⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯92．2．2干扰温度模型⋯⋯⋯⋯⋯⋯⋯⋯⋯

7、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．102．2．3博弈论模型⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯112．2．4拍卖竟价模型⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．122．3本章小结⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯12第三章基于图论的频谱分配算法133．1图论模型的数学建模⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯133．1．1图与图着色⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．133．1．2图论着色模型⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。133．2