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1、英文文献原文BasedontheGPS,GPRS,GISandInternetvehiclepositioningsystemAbstractThispaperintroducesanintegratedgeographicinformationsystem(GIS),combinedwiththeapplicationofglobalpositioningsystem(GPS),generalpacketradioservice(GPRS)andInternetvehiclepositioningsystem.For
2、aneedtostudyandmanagementofvehiclepositioningoftheenterprise,chooseasuitablevehiclepositioningsystemisveryimportant.Themainfeatureofthesystemistheuseofopengeographicinformationsystemplatformtoaccesstoresources,usingtheInternetbaseduserinterface,realizationofvehi
3、clepositioninginformationupdate.ThesystemconsistsofGPSbasedpositioningdeviceofthevehicle,communicationserver,webserver,databaseserveranddesktopmapcomposition.Positioningdeviceinstalledinthevehicleinterior,throughtheGPSpositiontocollectreal-timeinformation,theinf
4、ormationistransmittedtoacentraldatabasethroughGPRS.TheusercanthroughtheInternetinreal-timeshowthelocationofeachvehicle,andthenforallvehiclesmanagement.Vehiclepositionandotherrelatedinformationwillbedisplayedinthedesktopmapgeneratedbyanelectronicmap.Thissystemist
5、heuseofinformationandcommunicationtechnologycombinedwitheachotherandform.Thesharpriseinfuelprices,thissystemwassuccessfullyusedonacompany'sresourcesforeffectivemanagementofgreathelp.Keywords:theglobalpositioningsystem(GPS),generalpacketradioservice(GPRS),vehicle
6、positioning,desktopmap,Internet,informationcommunicationtechnology.1、Introduction：Thisvehiclepositioningsystemtheintegrateduseofmoderninformationtechnologyandcommunicationtechnology,appliedtohavemorevehiclesenterprises,enterprisescanusethissystemforvehicletracki
7、ngandmanagement.Thissystemconsistsofvehicletrackingdevice,thecentralserversystemandInternet.Throughthissystem,userscanusetheircomputercontroldesktopmap,andthenunderstandthegeographiclocationofthevehicleandotherrelevantinformation.Thispaperfocusesonthedesignandde
8、velopmentofvehiclepositioningsysteminthe.However,thissystemhasalotofotherunits,includingthemanagementofsystemresources(drivers,vehicles),andefficientuseof(vehicleallo
