物联网(英文版)ppt课件

.,经济学系,谢杰,.,TheInternetofthings,物联网,.,Themeaningofitsname,Itmeansthingsandthingsorpeopleandthingsareconnectedwitheachotherbythetechnology.Theycancommunicatewitheachotherinanewway.,.,WhatistheInternetofthings?,Theterm“theInternetofthingshascometodescribeanumberoftechnologiesandresearchdisciplinesthatenabletheInternettoreachoutintotherealworldofphysicalobjects.,.,物联网,把所有物品通过射频识别（RFID）、红外感应器、全球定位系统、激光扫描器等信息传感设备与互联网连接起来，进行信息交换和通讯，实现智能化识别、定位、跟踪、监控和管理,.,.,Thefoundationof“theInternetofthingsisstilltheInternet.ButitismoreadvancedandusefulthantheInternet.,.,Asweallknow,peopleputsomeinformationontheInternetandthenwecanseeit.,.,Butbythetechnology,theinformationcanbeexchangedamongalltheconnectedthingsdirectly.,.,Itwillbewhatyoucanseeinthepicturebelow.,.,Itwillbemuchmoreconvenientto“talk”and“communicate”witheachotheramongallthethingsWhatsmore,manythingswillbecomeintelligent.,.,Thetechnologiesrelatedtoit,RFID:（Radiofrequencyidentification）射频识别技术GPS:全球定位系统Sensingtechnology:传感技术TheInternetandsoon,.,物联网原理,1利用RFID、无线数据通信等技术，构造一个覆盖世界上万事万物的“InternetofThings”2物联网可分为三层：感知层、网络层和应用层。,.,Theinfluence,Itwillhavealotofinfluenceonourlife.Suchasintelligenttransportation,publicsafety,environmentprotection,individualhealthandsoon.,.,Someexamples,1Ifthedriverdoessomethingwrong,thecarwillhaveautomaticalarm.Ifthedriveristired,thecarcan“drive”byitselfwithoutadriver.,.,2Ifyougotoworkinthemorning,yourintelligentbagwillremindyouofwhatyouhaveforgotten.3Ifyouareill,thedoctorcanknowyourconditionnomatterwhereyouare.,.,4Ifyouwillgohomeafterwork,youcanturnontheair-conditionerorotherhomeappliancesinadvance.Thetechnologywillbemadeuseofinmanyaspectsofourlife.,.,Intelligentbuilding,智能建筑,.,Evaluation,“TheInternetofthings”iscalle