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1、毕业设计(论文)外文资料翻译系别：电子信息系专业：通信工程班级：B090310姓名：陈少雄学号：B09031002外文出处：网络资源附件：1.原文；2.译文2013年03月20日RFIDBasicPrincipleWhatistheRFID?RFIDistheabbreviationforRadioFrequencyIdentification,calledelectronicslabel.WhatistheRFIDtechnology?RFIDrecognitionisanon-contactautomaticidentificationtechnol
2、ogy,rfsignalthroughitsautomatictargetrecognitionandaccesstorelevantdata,identifyworkwithoutmanualintervention,itcanworkinvariousenvironments.RFIDtechnologycanidentifyhigh-speedmovingobjectsandcanidentifymultipletags,theoperationisfastandconvenient.Accenturelaboratory'schiefscient
3、istsiralexfergusonfeelsRFIDisabreakthroughtechnology:"first,canidentifyaveryspecificobjects,ratherlikethecodethatcanidentifyclassobjects;second,theuseofrf,canreaddatathroughexternalmaterials,andbarcodemustrelyonlasertoreadinformation;third,canalsoreadontomultipleobjects,andbarcod
4、ecanonlyreadonebyone.Inaddition,storeofinformationisalsoverybig."WhatisthebasiccomponentofRFID?ThemostbasicRFIDsystemconsistsofthreeparts:Tag:Tagconsistsofcomponentsandchips,eachTaghasonlyelectroniccoding,adheretotheobjectforidentifieringtarget;Reader:read(sometimesalsocanwrite)l
5、abelinformationequipment,itcanbedesignedforportableorfixed;Antenna:Transmitradiofrequencysignalsbetweeninthelabelandreader.ThebasicprincipleofRFIDtechnologyiswhat?ThebasicprincipleofRFIDtechnologyisnotcomplex:Labelintothefield,Receiveradiofrequencysignalsfromreadercollision,witha
6、lltheenergystoredinachipoftheproductinformation（passivetag,thereisnosourcelabelorlabels）,Oractivelytosendafrequencysignals（activetagandtolabelorlabels）；toreadinformationandunderstandingofthedecoderafterthecentralinformationsystemstocarryouttherelevantdataprocessing.Whatmakesretai
7、lerssohighlyRFID?SanfordBernsteincristiano,accordingtoanalystsestimatetheretailingcompany,byadoptingtheRFID,wal-martcansave$8.35billioneachyear,mostlybecauseofthepurchaseofartificialviewdoesnotneedtosavethecostoflaborcode.Althoughsomeanalyststhink$8billioninthedigitaltoooptimisti
8、c,butundoubtedly,RFIDhelpsolvetheproblem
