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JIUJIANGUNIVERSITY中英文文献翻译题目RFID射频识别技术概述院系信息科学与技术学院专业计算机科学与技术姓名武晓杰班级学号A121238二Ｏ一五年十二月1RFIDbasicprincipleWhatistheRFID?RFIDistheabbreviationforRadioFrequencyIdentification,calledelectronicslabel.WhatistheRFIDtechnology?RFIDrecognitionisanon-contactautomaticidentificationtechnology,rfsignalthroughitsautomatictargetrecognitionandaccesstorelevantdata,identifyworkwithoutmanualintervention,itcanworkinvariousenvironments.RFIDtechnologycanidentifyhigh-speedmovingobjectsandcanidentifymultipletags,theoperationisfastandconvenient.Accenturelaboratory'schiefscientistsiralexfergusonfeelsRFIDisabreakthroughtechnology:"first,canidentifyaveryspecificobjects,ratherlikethecodethatcanidentifyclassobjects;second,theuseofrf,canreaddatathroughexternalmaterials,andbarcodemustrelyonlasertoreadinformation;third,canalsoreadontomultipleobjects,andbarcodecanonlyreadonebyone.Inaddition,storeofinformationisalsoverybig."WhatisthebasiccomponentofRFID?ThemostbasicRFIDsystemconsistsofthreeparts:·Tag:Tagconsistsofcomponentsandchips,eachTaghasonlyelectroniccoding,adheretotheobjectforidentifieringtarget;·Reader:read(sometimesalsocanwrite)labelinformationequipment,itcanbedesignedforportableorfixed;·Antenna:Transmitradiofrequencysignalsbetweeninthelabelandreader.ThebasicprincipleofRFIDtechnologyiswhat?ThebasicprincipleofRFIDtechnologyisnotcomplex:Labelintothefield,Receiveradiofrequencysignalsfromreadercollision,withalltheenergystoredinachipoftheproductinformation（passivetag,thereisnosourcelabelorlabels）,Oractivelytosendafrequencysignals（activetagandtolabelorlabels）；toreadinformationandunderstandingofthedecoderafterthecentralinformationsystemstocarryouttherelevantdataprocessing.WhatmakesretailerssohighlyRFID?SanfordBernsteincristiano,accordingtoanalystsestimatetheretailingcompany,byadoptingtheRFID,wal-martcansave$8.35billioneachyear,mostlybecauseofthepurchaseofartificialviewdoesnotneedtosavethecostoflaborcode.Althoughsomeanalyststhink$8billioninthedigitaltoooptimistic,butundoubtedly,RFIDhelpsolvetheproblem:thetwobiggestretailcommoditiesandloss(brokenbytheftandsupplychainwasunsettledandlossofproducts),nowawal-mart,stealingalossisalmost20billiondollars,ifalegitimatebusinessturnovercanachievethisnumber,caninAmerican1,000enterprise'slistoftopfirst694.Researchorganizationsestimate,Thisrfidtechnologycan2helptoreducethelevelof25%reductionandstock.ThetypicalapplicationofRFIDtechnologyiswhat?LogisticsandsupplymanagementManufacturingandassemblyAirlinebaggagehandlingMail/expressparcelAdocumenttracking/librarymanagementAnimalidentitytagsMovementAccesscontrol/electronicticketsAutomaticcharge.RoadRFIDautomaticrecognitiontermexplanation·microwave:wavelengthof0.1-100centimetersorfrequencyin1-100GHZelectromagneticwave.·radiationfrequency:usuallymicrowave.·electronictags:storeddataobjectcodeidentificationtag,alsocalledrfCARDS.·passivetags:withoutpowerandinternalbyreceivingmicrowaveenergywork.·activetags:byinternalbatteriesworklabels.·microwaveantenna:usedforlaunchingandreceiveasignal.·readdevice:Usedtoreadthelabelsinelectronicdata.·programmingdevice:forelectronicdatawrittentothelabelorlabelsforthestoreddata.·beambracketing:referstotheantennabeamrangeofmicrowaveirradiationrangelaunchpower.·tagcapacity:Thelabelofprogrammingcanbewritteninthenumberofdigitsorlog...