无线传感器网络中基于能量的关键算法研究

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1、北京邮电大学博士学位论文无线传感器网络中基于能量的关键算法研究姓名：马书惠申请学位级别：博士专业：通信与信息系统指导教师：乐光新20070422北京邮电大学博士学位论文摘要4．结合路由中继算法，分析了IEEES02．IIDCF两种方式(RTS／cTS和CS姒／cA)下的网络信道利用率和网络容量。在此基础上，提出了一种基于网络容量估算无线传感器网络能耗上限的能量模型，并利用此模型进行了链式结构的路由优化设计。总之，本论文主要对无线传感器网络中基于能量高效的跨层协议设计、拓扑设计以及能量模型进行了研究和探讨。关

2、键词：无线传感器网络能量高效协议跨层设计路由协议MAC协议拓扑控制移动代理能量模型优化设计IV北京邮电大学博士学位论文STUDY0N1曙IEKEYALGORIT印MSBASEDONENERGYINWIRELESSSENSORNETWORKSWuelesssensornetworkintegratesthetechnologiesofsensor,embeddedcomputing，distributedinformationtransactionandwirelesscommunication．Thecha

3、racteristicsofself-organizing,mini-size，lowcostandflexibilitygiveitaverybroadperspectiveinmanyfieldssuchasmilitaryaffairs，environmentscience，medicaltreatment，spaceexplorationandbusinessetc．Since1990’S，wirelesssensornetworkhasbeenbeinggivenmuchattentionbyth

4、egroupsofacademy,armycorpsandindustry,astherapiddevelopmentofrelatedtechnologies．Thehotspotsinthefieldincludeenergy-efficientalgorithmdesignofroutingandmediumaccesscontrol，technologiesoftopologymanagement，qualityofserviceandcross—layerdesign，deploymentandc

5、overage，locationandsynchronization，optimaldatagathering，etc．Aboveall，Energy—efficientalgorithmdesignisnotonlyanelementaryprincipleforthestudyofallthehotspots，butalsothemajorchallengeofalgorithmsdesigninwirelesssensornetworks．Thispaperinvestigatesrelatedres

6、earchworkonenemyconsumptionofwirelesssensornetworks，andproposescorrespondingsolutionsandtheoreticalmodelforthreeproblemsintheresearch．Thispaperfocusesontheenergy—efficientprotocoldesignofwirelesssensornetworks．ThespecificdirectionsincludetheresearchofCI'OS

7、Slayeroptimization，topologycontrolandenergymodelinwirelesssensornetworks．Thecontributionofthepaperislistedasfollows：1．ProposesanEnergy—awareGeographicalForwardingProtocolutilizingAdaptiveSleep(EnGFAS)fromthepointofviewofcrosslayerV北京邮电大学博士学位论文designinwirel

8、esssensornetworks．Informationoftm丘iCloadandcontrolistransferredamongapplicationlayer,networklayerandMAClayerintheprotocol，andthenenergy-awarerelayselectionroutingandadaptivesleepareimplemented．Thecrosslayerde