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《基于WSN的空洞路由算法研究》由會員上傳分享，免費在線閱讀，更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫。
1、AbstractWirelesssensornetworks(WSN)aremulti．hopself-organizednetworksystemsinwhichmassivearetocommunicatewitheachother．Itspurpose1Stosensornodesrandomlydeployedtoperceive，collectionandprocessingnetworkcoverageareabycognitiveobjectincooperationmeinfomlation，andsendingt
2、heobserver．However,insomewirelesssensornetworkspracticalenvironments，theterrain，andtheenvironmentfactors，sensornodeenergylimitedandusuallydonotbeaddedwhichleadto”routingholes”phenomenon．Thus，howtosuccessfullyresolved”routinghole”problem，extendWSN’Slifetimeandensurethe
3、qualityofservice(QoS)inWSNistheresearchfoCUSofwirelesssensornetwork．Inthispaper,wethroughtothewirelesssensornetworkroutingprotocoltoclassification，researchandcontrast，especiallyfocusingontheanalysisofthegeographicallocationinformationroutingprotoc01．Onthisbasis，aimata
4、ddressingtheproblemscausedby”routingholes”and‘‘qualityofservice”，Weproposedthreemutingalgorithms，whicharelistedasfollows：(1)ThereliabilityassuranceoftheQoSinwirelesssensornetworkroutingprotocolissomeconcreteapplicationsoftheprerequisite，Basedonthis，abasedonMobile—Agen
5、tdistributedQoSmulticastroutingalgorithminWAN(AQRA-W)wasproposed．AQRA-WmakeuseoftwotypesofMobile—Agentcommunicationbetweencollaboration，ThusseektosatisfiedthereliabilityoftheQoSrouting，Throughtheroutingnodeflexibleupdatesstrategygetthebestpath，effectivelyavoidthegener
6、ationofcircuit,guaranteetheSUCCESSoftheroutingestablished．(2)Geographicrouting(Georouting)withgreedyforwardingisattractiveforWSN．but”routingholes”innetworksoftencauseroutingfailures．Aimingatthissituation，weproposeaGreedyGeoroutingAlgorithmwithConductedVoid-bypassPaths
7、(Conby)．Formostroutingholealgorithmsadoptsamestrategyafterencounterroutingholenode，Differentwiththem，Conbyreachesaroutingholenodeinthefirsttime，itconductsoneortwoshortestpathswhichcouldgetoutofthehole．Thesubsequentpacketforwardingswillbeawareofthevoidbeforereachingits
8、”routingholes”node，consequentlyreducethenumberofhopcount，savingalotofunnecessaryenergyconsumption．Topreventtheexhaustingofno
