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1、附录1英文文献原文BasedontheGPS,GPRS,GISandInternetvehiclepositioningsystemAbstractThispaperintroducesanintegratedgeographicinformationsystem(GIS),combinedwiththeapplicationofglobalpositioningsystem(GPS),generalpacketradioservice(GPRS)andInternetvehiclepositionin
2、gsystem.Foraneedtostudyandmanagementofvehiclepositioningoftheenterprise,chooseasuitablevehiclepositioningsystemisveryimportant.Themainfeatureofthesystemistheuseofopengeographicinformationsystemplatformtoaccesstoresources,usingtheInternetbaseduserinterfac
3、e,realizationofvehiclepositioninginformationupdate.ThesystemconsistsofGPSbasedpositioningdeviceofthevehicle,communicationserver,webserver,databaseserveranddesktopmapcomposition.Positioningdeviceinstalledinthevehicleinterior,throughtheGPSpositiontocollect
4、real-timeinformation,theinformationistransmittedtoacentraldatabasethroughGPRS.TheusercanthroughtheInternetinreal-timeshowthelocationofeachvehicle,andthenforallvehiclesmanagement.Vehiclepositionandotherrelatedinformationwillbedisplayedinthedesktopmapgener
5、atedbyanelectronicmap.Thissystemistheuseofinformationandcommunicationtechnologycombinedwitheachotherandform.Thesharpriseinfuelprices,thissystemwassuccessfullyusedonacompany'sresourcesforeffectivemanagementofgreathelp.Keywords:theglobalpositioningsystem(G
6、PS),generalpacketradioservice(GPRS),vehiclepositioning,desktopmap,Internet,informationcommunicationtechnology.1、Introduction：Thisvehiclepositioningsystemtheintegrateduseofmoderninformationtechnologyandcommunicationtechnology,appliedtohavemorevehiclesente
7、rprises,enterprisescanusethissystemforvehicletrackingandmanagement.Thissystemconsistsofvehicletrackingdevice,thecentralserversystemandInternet.Throughthissystem,userscanusetheircomputercontroldesktopmap,andthenunderstandthegeographiclocationofthevehiclea
8、ndotherrelevantinformation.Thispaperfocusesonthedesignanddevelopmentofvehiclepositioningsysteminthe.However,thissystemhasalotofotherunits,includingthemanagementofsystemresources(drivers,vehicles),andefficientuseof(vehiclea
