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TheInternetOfThings(IOT)（物联网）XiaoqingLiCommunicationsandNetworksCenter2013.05.16IOTTheInternetofThingsreferstouniquelyidentifiableobjects（唯一标识对象）andtheirvirtualrepresentations（虚拟表示形式）inanInternet-likestructure.Themeaningofit’snameItmeansthingsandthingsorpeopleandthingsareconnectedwitheachotherbythetechnology.Theycancommunicatewitheachotherinanewway.TheInternetofThingsispartofsmartearthInternetcloudsistheuseofcomputingresources(hardwareandsoftware)whichareavailableinaremotelocationandaccessibleoveranetwork(typicallytheInternet).TherelationshipofIOTandInternet•TheInternetisthefoundationofIOTInternetIOT•DevelopmentoftheIOTisanextensionoftheInternetfoundationextensionSystemstructureofIOTApplicationlayerNetworklayerPerceptionlayerPerceptionlayeristheskinandfacialfeaturesofIOT,itcanidentifytheobjectsandcollecttheinformationNetworklayeristhenervecenteofIOT,andusedtotransmitinformationApplicationlayeristhebrainofIOT,andcanrealizethedataprocessingandapplicationThekeytechnologyofIOT1.Perceptionlayer（感知层）Perceptiontechnology（感知技术）:PerceptionmaterialsinformationRFID（RadioFrequencyIdentification）（无线电频率识别）technology:IntelligentidentificationMicroelectromechanicalsystem(MEMS)（微机电系统）:GatheringinformationGPS/GIStechnology:globalpositioning/geographicinformationsystem（全球定位/地理信息系统）ThekeytechnologyofIOT2.NetworklayerWirelesssensornetwork(WSN)technology（无线传感器网络）Wi-Fi(WirelessFidelity,wi-fi)Communicationsnetwork,Internet,the3Gnetwork,IPV6GPRSnetwork(GSMsystembasedonwirelesspacketswitchingtechnology,providesend-to-end,wide-areawirelessIPconnection)Radioandtelevisionnetworks(广播和电视网络),NGB(thenextgenerationofbroadcastnetworks)ThekeytechnologyofIOT3.ApplicationlayerERP：EnterpriseResourcePlanningExpertSystemCloudComputingSystemIntegrateIndustryApplicationResourcePackageTheapplicationofIOTWeenvisagethattheInternetofThingswillallowpeopleandthingstobeconnectedAnytime,Anyplace,withAnythingandAnyone,ideallyusingAnypath/networkandAnyservice.TheapplicationofIOTTheapplicationofIOTThemainidentifiedIoTapplicationdomainsCommunicationindustryMunicipaladministrationAgriculturegardenMedicalcareIntelligentbuildingTrafficmanagementFoodsafetyetc.Municipaladministration(市政管理)thebridgecansensevariousparameters,suchaspressure,Vibrationanddisplacementandsoon.ItcanmakeourlivesmoresecureAgriculturegardenUsetheIOTtechnology,wecandetectthegrowthoftheplantsintheroom.Andwedontneedtogotothefarmlandtospraypesticidesorwater.FoodsafetyQR（2-dimensionalbarcode）（二维码）weoftenuseitwhenwewanttoknowthedetailoftheproducts,suchasprices.WeonlyneedtouseourcellphonestoscantheQRcode,thenwewillknowit.Itisconvenient.ThankYouTheInternetOfThingsXiaoqingLi2013.05.16
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本文标题：英文课演讲_物联网IOT
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