资源描述：
《电子锁系统【外文翻译】》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、毕业设计（论文）外文翻译ELECTRONICLOCKSYSTEMFIELDOFTHEINVENTIONThepresentinventionrelatestoelectroniclocksand,inparticular,toanelectroniclocksystemforusewithareceiverthatincludesmeansforreceivingandstoringmoneyorothermaterials.Examplesofsuchreceiversincludeparkingmeters,ven
2、dingmachines,paytelephones,laudromatmachines,airlineorbusstationlockers,andmailboxes.BACKGROUNDOFTHEINVENTIONForanaveragesizecity,ithasbeenestimatedthatuptoonemilliondollarsperyearofrevenuemaybelostduetotheftfromparkingmeters.Althoughsometheftsareisolatedinciden
3、ts,mostoftherevenuelossisincurredasaresultofsystematictheft.Systematicparkingmetertheftmayoccurwhenapersonstealsaparkingmeteritself,suchasbyremovingtheheadofthemeter.Theparkingmeterheadcanthenbeusedtomakeamasterkeythatiscapableofopeningotherparkingmeters.Priorat
4、temptstodesignlocksthatcannotbereverseengineeredhavegenerallybeenunsuccessful.Asaresult,thereisalong-feltneedtoalocksystemforparkingmetersandotherreceivingdevicesthatrendersuchdevicesimmunetosystematictheft.SUMMARYOFTHEINVENTIONThebasicproblemwithexistingdesigns
5、forparkingmetersisthatthelargenumberofmetersinagivencitymakesitimpracticaltohaveaseparatekeyforeachlock.Locksmustthereforebedesignedsuchthatamasterkeycanopenmanylocks.Asaresult,theparkingmetersaresusceptibletosystematictheftthatresultswhenapersonmakesorobtainsac
6、opyofamasterkey.Statedinitssimplestform;thepresentinventionprovidesanelectroniclockingsysteminwhichaseparate"key"isinfactprovidedforeachlock.Inapreferredarrangement,eachindividuallock,e.g.,eachindividualparkingmeter,isassignedauniqueidentificationcodeandauniquep
7、asscodethatisnumericallyunrelatedtotheidentificationcode.Theidentificationcodeineffectidentifiesaparticularlock,andthepasscodeisanalogoustoakeythatisnowuniqueforeachlock.Alockmayonlybeopeneduponreceiptofitsuniquepasscode.Inonepreferredembodiment,theelectronicloc
8、ksystemofthepresentinventionisadaptedforusewithareceiverthatincludesstoragemeansandanelectronicallyoperableactuator.Thestoragemeansreceivesandstoresamaterialsuchasmon
