高速公路通信接入网系统建设

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1、山东大学硕士学位论文ABSTRACTAlongwiththevigorousdevelopmentoftheexpresswayconstructioninShandongProvince，needsofvariouscorrespondingbusinesshavealsoincreased．Inordertotakefulladvantageoftheexpressway,suchasfast，safeandcomfortable，thebuildofaunifiedinformationmanagementsystemfort

2、hehi曲waywhichconsistsoffees，monitorscommunicationsiSneeded．Usingofmoderncommunicationnetworktechnology,multimediatechnologyandintelligentcontroltechnology,theinformationmanagementsystemCanbeachieved，whichisstandardized，network-based，efficient一，andintelligent．Highwayinf

3、ormationsystemconsistsofthreebusinesssystemswhichincludedcharges，controlandcommunications．ThechargingsystemsleadShandongprovinceexpresswayintoanetwork，unificationoffees，andaccountingreasonablyinaccordancewimsectiorlSofroads．Theautomatictellcollectionminimizeworkloadofc

4、hargesstafftothegreatestdegree；Themonitoringsystem’Staskistomonitorthemainhighwaytrunk，theroadnetwork，interchange，tunnelsandotherkeysectionsofhighways，tomasterhighwaytrafficconditions，todetectroadWafflecongestionandillegalvehiclestimely,togiveatimelyguidance，andtoadjus

5、tthetrafficconditionstimelyinordertoguaranteethehighway'ssafety,smoothandunimpeded；Thecommunicationsystemisthetransmissionandnetworkbasisforchargingsystemandmonitoringsystem，animportantpartofthethreemajorhighwayinformationsystem，andthebasicservicesplatformofprovincetra

6、nsportsystem’Sprivatecommunicationnetwork．Itisnecessarytomeettherequirementsofhighwaymanagementandoperations，andalsotoprovideservicesfortrafficprivatenetwork．Communicationsystemsincludeaccessnetwork,synchronousopticaltransmissionsystems(SDH)，program-controlledswitching

7、system，transmissionclock,UPSpowersupplyandSOon．Thethreemajortraditionalsystems，whichincludedfees，monitoringandcommunicationssystems，areindependentofeachother，theyCallnotrealizemutualexchangeofinformation,arenotavailabletoprovidesystemdataformanagementandwillnotprovidei

8、nformationservicesforthepublic．Withthedevelopmentofinformationtechnologyandtheriserequirementsofhighway3山东大学硕士学位论文man