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1、本科毕业设计（论文）中英文对照翻译院（系部）电气工程与自动化专业名称电子信息工程年级班级 04级7班学生姓名 指导老师InfraredRemoteControlSystemAbstractRedoutsidedatacorrespondencethetechniquebecurrentlywithinthescopeofworlddriveextensiveusageofakindofwirelessconjunctiontechnique,drivenumeroushardwareandsoftwareplatformsupport.Re
2、doutsidethetransceiverproducthavecostlow,smallscaledturn,thebaudratebequick,pointtopointSSL,befreefromelectromagnetismthousandRaosetc.characteristics,canrealizationinformationatdissimilarityoftheproductfast,convenience,safelyexchangeandtransmission,atshortdistancewirelessd
3、eliveraspecttoownveryobviousofadvantage.Alongwithredoutsidethedatadeliveratechniquemoreandmoremature,thecostdescend,redoutsidethetransceivernecessarilywillgetattheshortdistancecommunicationrealmmoreextensiveofapplication.Thepurposethatdesignthissystemistransmitcustomer’sop
4、erationinformationwithinfraredraysfortransmitmedia,thendemodulateoriginalsignalwithreceivecircuit.Itusecodingchiptomodulatesignalandusedecodingchiptodemodulatesignal.ThecodingchipisPT2262anddecodingchipisPT2272.BothchipsaremadeinTaiwan.Mainworkprincipleisthatweprovidetoinp
5、uttheinformationforthePT2262withcodingkeyboard.TheinputinformationwascodedbyPT2262andloadingtohighfrequentloadwavewhosefrequentis38kHz,thenmodulateinfraredtransmitdioxideandradiatespaceoutsidewhenitattianenoughpower.Thereceivecircuitreceivethesignalanddemodulateoriginalinf
6、ormation.TheoriginalsignalwasdecodedbyPT2272,soastodrivesomecircuittoaccomplishcustomer’soperationdemand.Keywords:Infraredray；Code；Decoding；LM386；Redoutsidetransceiver1Introduction1.1researchthebackgroundandsignificanceInfraredDataCommunicationTechnologyistheworldwideuseof
7、awirelessconnectiontechnology,bythemanyhardwareandsoftwareplatformssupported.Isadatathroughelectricalpulsesandinfraredopticalpulseswitchbetweenthewirelessdatatransceivertechnology.Infraredtransceiverproductswithlowcost,small,fasttransmissionrate,thepoint-to-pointtransmissi
8、onsecurity,notsubjecttoelectromagneticinterferenceandothercharacteristicsthatcanbeachieve
