基于NS2的無線傳感器網絡LEACH協(xié)議的改進仿真研究.pdf

1、分類號U優(yōu)密級學才劉勺嗎10497武搏理筍大亨學位論文題目基于N盡2的無線傳感器網絡LEACH協(xié)議的改進仿真研究英文仆elir啊Ov即nentands訴lulationofLB優(yōu)HRDtocolfor題目W此leSS~N七飾ol大B”目onNSZ研究生姓名王盛~__._二_姓名伍新華職稱副教授學位碩士指導教師‘一單位名稱武漢理工大學由蝙430063申請學位級另組.碩士學科專業(yè)名稱計算機科學與技術論文提交日期2010.04論文答辯日期20

2、10.05學位授予單位.武漢理工大學學位授予日期2010年5月武漢理_!二大學碩士學位論文AbstraCtWirelessSensNetwks(WSN)15widelyusedinmilitary，agriculture，environmenialmonitoring，mediealandhealth，industry，AltransPortation，buildingsmonitoring，outersPaceexPloration.

3、IthasabroadProsPeetandgreatvalueofaPPlieationit15regardedastheworldtoPtenteehnologiesinthefuture，alsoanimPtantmemberteelmologyofobjeet一intemetaswell.Therefe，thestudy，designoPtimizationofmeeffieientnetwkProtoeolsftheWSNto

4、extendthewklifetimeimProveitsPerfmanee(suehasPacketdeliveryrateofsuceess，sPeed，ete.)15veryneeessary.ThisthesishasmadeadetailedanalysisoftheLEACH(LowEnergyAdaPtiveClusteringHierarehy)routingProtoeol.lt15aelassiealWSNhiera

5、rehiealelusteringroutingProtoeol，andtheProtoeolsPeeifiealgorithm15dividediniotwoPhases:eonstruetionofelusterheadeleetionPhaseandthestableelustersession.InthealgorithmofelusterheadeonstruetionPhases，thereexiststhedefeetth

6、atthedistributionoftheelusterheadseleetedaretoointensiveandthenurnberofelusterheads15toobiginsomerounds.Againstthisdefeet，thePaPerhasmadeaeorresPondingimProvedreseareh，broughtuPaelustereleetionPrograrnLEACH一CTbasedonMesh

7、.InthestablePhases，thedatareeeivedbytheelusterheadsaresenidireetlytothebasestationinasinglehoPway.ThisP即eralsomadeanatemPtedresearchondividingnodesinioSeeondaryelusterstruetureormulti一hoPdatatransmission.陰dthemethod15LEA

8、CH一CT.ThisPaPerhasmadeseasofComParisonsofsimulationexPerimentsoftheimProvedLEACH一TandLEACH一Twiththeoriginalones，andhasseParatelymadesimulationanalysiswiththefilesof勺刀0differenisensornodesdistributioninordertoensuretheaee

9、uraeyoftheexPerimeniresults.ThesimulationresultsvalidatesitthatLEACG一Thasindeedeffeetivelyextendedthenetworklife，imProvedthenetworkPerformanee.Theenvisageofthetwo一clusterofLEACH一CT15feasible，butitsPractiealimPlemeniation