无线传感器网络时间同步的改进与优化

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1、OptimizaticanandIm[tImprovementofTim,Synchron娩ationptimization1imeSynchronizationi。nWirelessSensorNetworkABSTRACTWiththedevelopmentofscienceandtechnology,communicationtechnologyandsensortechnologyhasmadegreatprogress．Dataacquisition，dataprocessingandinformationcommunicationason

2、eofthewirelesssensornetworkofmodemnetworkcommunicationsequipment,inthesocietyeachpotentialapplicationsinthefieldssuchasprofound，environmentaltesting，medicalcare，militaryapplicationandSOOil．Inrecentyears，wirelesssensornetworkhasgraduallyarousedthedomesticandforeignexperts’attent

3、ionandknownastheresearchfocus．Timesynchronizationmechanismasoneofthecoretechnologiesinwirelesssensornetwork,wirelesssensornetworkintimetomaintainsynchronizationofnetworknodes．Networktimesynchronizationalgorithminwirelesssensormethodsaccordingtothedifferentscopeofapplication，thu

4、salsohasacorrespondingdisadvantage．Basedonthetimesynchronizationalgorithmforwirelesssensortechnologyresearchcore，whereinthefirstanalysisWasintroducedincludingtimesynchronizationforwirelesssensornetworkstimesynchronizationprincipleandclassification．Someoftheclassicalgorithmmadet

5、horoughanalysis，forexample，RBSalgorithm，TPSNalgorithm，LTSalgorithmandSOon．BasedonIItheclassicalalgorithmcomparisonandanalysis，summedupadvantagesanddisadvantagesofalgorithm，thispaperputsforwardnewsynchronizationalgorithmthenprovideasolidtheoreticalbasisforalgorithm，experimentalr

6、esultsareprovidedforprocessing．Thispaperstudiesexistingtimesynchronizationalgorithm，thisalgorithm，advantagesanddisadvantagesofhorizontalcomparisonandanalysis．Atsametime，inviewofdeficiencyofTPSNalgorithm，thealgorithmisacomprehensiveanalysis，putsforwardanewalgorithmTICPSN，algorit

7、hmistheoreticallysolvedTPSNjoinednewnodetimespendingandrootnodeislostcannothandleproblem．Andalso舶manalysisonpracticetorealizealgorithmkeytechnology,aswellaspreparationofalgorithmusedbydatastructure．Finally,theproposedmethodisdiscussedbytheoreticalanalysisandsimulationexperiment

8、s，proveditsfeasibility．Theaboveconclusionissufficientf