用于环境监测的无线传感器网络节点及网络关键技术

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1、东南大学硕士学位论文用于环境监测的无线传感器网络节点及网络关键技术姓名：王雪梅申请学位级别：硕士专业：测试计量技术及仪器指导教师：陈俊杰20071227东南人学颀1：学位论文ABSTRACTWiththeflyingdevelopmentandincreasinglygrownupoflow-·powerradio··communicationtechnology,embeddedcomputingtechnology,sensortechnologyandintegratecircuittechnology,amassoflow-costtinyseBSornodeself-

2、organizingtobewirelesssensornetworkscomesintobeing．WirelesssensornetworksiSakindofmultihopself-organisingnetworksystem，whichiScomposedofmanylow-costtinysensornodedisposedininspectingareawiredbywirelesscommunicationtechnologies，thepurposeofwirelessSenSOrnetworksiStosense，gatherandprocessthein

3、formationofobjectsintheareacoveredwithnetworkcooperatively,andsendresultstoobsevers．Wirelesssensornetworksisanewfieldofcommunicationtechnologywhichcancatchexternalphysicalinformation．Ittakesonwidestapplicationforegroundintheareaofenvironmentmonitoring，medicaltreatmentward，citytrafficmanageme

4、nLstoragemanagemenkmilitaryscout，eta1．Wirelesssensornetworkshasverystrongapplicationrelativity,differenthardwareplatformsandsoftwaresystemsareneededunderdifferentapplicationrequirements．Bytakingmonitoringtheareapollutedbynuclearradiationandchemicalsasapplicationbackground，wirelesssensornetwo

5、rksnodesapplyingtomonitoringenvironmentandthesoftwareonnodesweredesignedanddeveloped，andthenseveralkeytechnologiesinwirelesssensornetworkswereinvestigatedontheestablishednetworkplatform．Themaincontentsofthisdissertationareasfollows：1．Aimmingatapplicationbackgroundofenvironmentmonitoring，thew

6、holeschemeofwirelesssensornetworkssystemformonitoringenvironmentwaspresented，andwirelesssensornetworksprojectexperimentalsystemplatformwasconstructedsuccessfully．2．Wirelesssensornetworkstinynodesprojectexperimentalsamplewithtemperature，humidityandpressureasinspectingparametersformonitoringen

7、wironmentWasdesignedanddeveloped．3．TemperatureandhumiditysensorandpressuresensordriverandthecorrespondingsensordatagatheringapplicationcomponentandnetworkapplicationcomponentweredevelopedwinlnesClanguageunderTinyOSoperationsystem．4．Routingarithmeti