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基于WBSN系统的硬件测试平台设计与实现.docx

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基于WBSN系统的硬件测试平台设计与实现 1.Introduction WirelessBodySensorNetworks(WBSNs)arebecomingincreasinglypopularduetotheirabilitytomonitorbodyfunctionsandcollectphysiologicaldatawirelessly.Thistechnologyhasopenedupnewavenuesforhealthcareapplicationsandhasthepotentialtorevolutionizethewaywemonitorourhealth.However,WBSNsrequirerobustandreliablehardwareplatformstoefficientlycollectandanalyzedata.Inthispaper,weproposeahardwaretestingplatformforWBSNsthatcanhelpresearchersanddeveloperstoevaluatetheperformanceoftheirWBSNdevicesandimprovetheirdesign. 2.RelatedWork SeveralhardwaretestingplatformshavebeendesignedforWBSNs,butmostofthemarenotspecificallytailoredtotheneedsofWBSNs,anddonotprovideacomprehensivesystemfortestingWBSNdevices.SomeoftheexistingtestingplatformsincludetheOpenMote,theTelosB,andtheMicaZ,whicharebasedondifferentmicroprocessorsandprovidedifferentfunctionalities.However,thesehardwareplatformsarenotspecificallydesignedforconductingWBSNexperimentsanddonotincludeallthenecessarycomponentsforWBSNtesting. 3.HardwarePlatformDesign OurproposedhardwaretestingplatformforWBSNsisbasedontheTelosBplatformandincludesanumberofadditionalcomponentsthatareessentialforWBSNtesting.Thehardwareplatformconsistsofthefollowingcomponents: 3.1.TelosBSensorBoard TheTelosBsensorboardisthemaincomponentofthetestingplatform.ItisbasedontheCC2420radiotransceiverandhasamicrocontrollerunitthatcontrolsthesensorboardandcommunicateswithothercomponents. 3.2.AccelerometerSensor Theaccelerometersensorisusedtomeasuretheaccelerationforcesactingonasubject'sbody.ItisanessentialcomponentofWBSNs,asitprovidesimportantinformationregardingthesubject'smovementsandactivities. 3.3.Electrocardiogram(ECG)Sensor TheECGsensorisusedtomeasuretheelectricalactivityoftheheart.Thissensoriscrucialformonitoringheartfunctionsinsubjectswithcardiovasculardiseases. 3.4.TemperatureSensor Thetemperaturesensorisusedtomeasurethebodytemperatureofasubject.ItisanimportantfeatureofWBSNs,asitprovidesvaluableinformationregardingthesubject'shealthstatus