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ID:32336504
大小:2.70 MB
页数:61页
时间:2019-02-03
《multi-wbans共存环境下节能调度策略的研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、上海交通大学硕士学位论文Consideroftheproblemsofstaticschedulingstrategymentionedabove,wedesignthedynamicschedulingstrategytoimprovethefairnessperformance.Tofacilitatetheresearch,wemaketheassumptionsthateachWBANaccesschannelconcurrently,andeachnodeaccesschannelonceorlessinonesuperframe.Weestablisht
2、hecommunicationmodelbasedontheaboveassumptions,anddesignthedynamicschedulingstrategiesbasedonthroughputmaximizationandenergyefficiencymaximizationrespective.Theoptimizationproblemsforthembelongtothe0-1programmingproblems,andtheonlywaytofindtheoptimalsolutionisbytraversingallthepossible
3、conditions.Asthestatisticvalueoffairnessisconsideredintheoptimizationproblems,wedesignedFairness-basedThroughputMaximizationHeuristic(FTMH)algorithmandFairness-basedEnergyEfficiencyMaximization(FEEM)algorithmtofindthesuboptimalsolutions.TheresultsoftheFTMHandFEEMshowthatcomparedwiththe
4、staticschedulingstrategy,dynamicschedulingstrategyperformsbetterintermsoffairness.Intheconditionofstronginterference,FEEMgetbetterperformancethanFTMH.Aspollingmethodisusedindesigningthedynamicschedulingstrategy,inpracticalapplication,eachWBANsystemcanoptimizeitsownstrategyseparatelybas
5、edontheinterferenceinformationcollectedbycontrolcenter.Alongwiththeprolongedoftheoperationtime,thesystemperformancetendstotheoptimalvalue.Keywords:Co-existenceWBANs,SchedulingStrategy,Throughput,EnergyEfficiency,FairnessIV万方数据上海交通大学硕士学位论文目录摘要............................................
6、................................................................................................................IABSTRACT...............................................................................................................................................III第1章绪论..............
7、..........................................................................................................................11.1研究背景..................................................................................................................11.2研究目的及意义.............................
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