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1、外文文献翻译(含：英文原文及中文译文)文献出处：HamalainenHenny.Infraredremotecontrolsystem[J]Energy&Buildings,2014,3(1):20-35.英文原文InfraredremotecontrolsystemHamalainenHennyAbstractInfrareddatacommunicationtechnologyisawirelessconnectiontechnologythatiswidelyusedworldwideandiss
2、upportedbynumeroushardwareandsoftwareplatforms.Infraredtransceiverproductshavethecharacteristicsoflowcost,miniaturization,fasttransmissionspeed,point-to-pointsecuritytransmission,andfreedomfromelectromagneticinterference,enablinginformationtobeexchangeda
3、ndtransmittedbetweendifferentproductsquickly,easily,andsafely,andinshort-distancewirelesstransmission.Hasaveryclearadvantage.Thedesignofinfraredremotecontroltransceiversystemhasaveryhighpracticalvalue.Atpresent,thereisgreatpotentialforapplicationofinfrar
4、edtransceiverproductsinportableproducts・About150milliondevicesworldwideuseinfraredtechnologyandarewidelyusedinelectronicproducts,industrialequipment,andmedicalequipment.Mostlaptopsandmobilephoneshaveinfraredtransceiverinterfaces・Asinfrareddatatransmissio
5、ntechnologybecomesmorematureandcostsdecrease,infraredtransceiversareboundtobemorewidelyusedinshort-distancecommunication.Thepurposeofthissystemistouseinfraredasthetransmissionmediumtotransmituser'soperationinformationandthereceivingcircuittodemodulatethe
6、originalsignal.Theencodingchipanddecodingchiparemainlyusedtomodulateanddemodulatethesignal.TheencodingchipisusedinTaiwan.TheproductionofPT2262,decodingchipisPT2272.Themainworkingprincipleis:usingthecodedkeyboardcanprovideinputinformationforthePT2262,theP
7、T2262encodestheinputinformationandloadsitontothe38KHZcarrierandmodulatestheinfraredemittingdiodesandradiatesintospace,andthenreceivesthetransmittedsignalbythereceivingsystem.TheoriginalinformationisdemodulatedandtheoriginalsignalisdecodedbythePT2272todri
8、vethecorrespondingcircuittocompletetheuser'soperationrequirements.Keywords:infrared;encoding;decoding;LM386;infraredtransceivers・1Introduction1.1ResearchBackgroundInfrareddatacommunicationtechnologyisawirelessconnectiontec
