无线异构网络中节点协作激励机制分析

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1、AbstractCellularad-hocwirelessheterogeneousnetworksaretheefficientintegrationofcellularnetworkandmobilead-hocnetwork.Thewirelessheterogeneousnetworkshavethegoodreliabilityofwirelesscellularnetworkandtheflexibilityofmobilead-hocnetwork,theninthewirelessheterogeneousnetworks,routingdi

2、scoveryandpacketforwardingneedthecooperationofthenodes.However,consideringtheirownlimitedresources,somenodesmayrefusetoforwardpackets,sothefurtherresearchofeffectivenodecooperationincentivemechanismisverynecessaiy・Therefore,inthisthesis,nodecooperationincentivemechanisminwirelesshet

3、erogeneousnetworksisdeeplyresearched.Themajorworksareasfollows:Thebasicconcept,structureandkeytechnologiesofwirelessheterogeneousnetworksarebrieflyintroduced.Then,thethesisanalyzetherelatedresearchsituationsandthemainapplicationsofheterogeneousnetworks.Theselfishbehaviorofnodesinwir

4、elessnetworkisintroduced・Thentheresearchofnodecooperationincentivemechanisminwirelessnetworksissummarized・Basedonnodeselfishnessinwirelessheterogeneousnetworks,utilitymodelofnodegameisestablished・Byintroducingthreeelementsofgametheory:theparticipants,gamestrategiesandutilityfunction

5、,akindofnodeincentivemechanismbasedonnon-cooperativegameisestablished.Accordingtothemathematicalderivation,theexistenceofNashequilibriumofnon-cooperationgameisprovedandtheNashequilibriumsolutioniscalculated.Thesimulationresultsshowtheeffectivenessoftheproposedmechanism.Theutilityfun

6、ctionbasedontheexperienceofideasofleaguegametheoryisestablishedforbalancingtrafficofbasestationincellularad-hocwirelessheterogeneousnctworks.Bascdonvirtualcurrencypayment-compensationmechanismandactualchannelcostfunction,theoptimizationleaguegamemodelinheterogeneousnetworksisestabli

7、shedandthesimulationresultsshowtheeffectivenessoftheproposedmechanism.Keywords:cellularad-hocnetworks,nodecooperationincentive,non-cooperativegametheory,cooperativegametheory目录第一章绪论11.1研究背景和意义11.2无线异构网络概述2121基本概念21.2.2网络架构21.2.3关键技术41.3蜂窝ad・hoc异构网络5131研究现状61.3.2主要应用71.4研究内容71.5本文结构安

8、排8第二章节点协作激励机制研究综述10