EMDB在基于PDA的道路稽查规费征收中的应用研究

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1、武汉理工大学硕士学位论文EMDB在基于PDA的道路稽查规费征收中的应用研究姓名：张杨申请学位级别：硕士专业：计算机应用技术指导教师：凌咏红20070401AbstractTrafficInspectionandFeesLevySystemincludesinspection、levyandinternalmanagement，whichisoneofthemostimportantpartsofdevelopingroadtransportationinformatization．Withtherapiddevelopmentofmodemco

2、mmunicationtechnologyandinformationmanagementtechnology,especiallywirelesscommunicationtechnology,theformernetworkbasedonwideareanetwork(WAN)can’tmeettherequirement．Itistobehopedthatpeoplecallcharge、pay、printreceiptandaskforinformationofvehicleatalltimesandplaces．Modemmobile

3、communicationtechnologyandmobilecommunicationequipmentmakeitposs如letoestablishamatureandstablemobilecomputingbasicplatform．Thispaperdesignsandimplementsamobiletrafficinspectionandfeeslevysystem．IttransfersdataviaGPRS．ItUSeSPDAastheplatformofinspectionandlevy．AnditUSesmobilet

4、ransactionprocessingandsynchronousreplicaasthebasisoftransferringandprocessingdatawirelessly．Firstofan．thispaperintroduceswirelesstransferandmobilecomputingenvironmentsimply,andintroducesEMDB’Soriginanddevelopmentwithgreatemphasis．Afterthatthispapersystematicallyanalysescurr

5、entclassicmobiletransactionprocessingmodel．Accordingtotherequkementofmobiletrafficinspectionandfeeslevysystem，basedonKangarootransactionprocessingmodel，weraisedMVIL-MTtransactionprocessingmodelwhichsupportsthemobility,frequentdisconnectionandfailover．ThenthispaperelaboratesO

6、ntheRDA(RemoteDataAccess)synchronousreplicamechanisminSQLServerCEwhichrealizestheconnectionbetweenmobileclientandremoteServerandprocessescorrespondingdata．Weanalyzeditsdeficiencyandraisedoptimizationstrategywhichrealizesefficientsynchronizationbetweenmobileclientandremoteser

7、veLAtlast，thispaperintroducesthedesignandimplementationindetailanddealswiththenextworkaboutthesystem’Sdesignandimplementation．KeyWords：EMDB，PDA,GPRS，MobileTransactionProcessing，SynchronousReplicationⅡ独创性声明本人声明，所呈交的论文是本人在导师指导下进行的研究工作及取得的研究成果。尽我所知，除了文中特别加以标注和致谢的地方外，论文中不包含其他人已经

8、发表或撰写过的研究成果，也不包含为获得武汉理工大学或其它教育机构的学位或证书而使用过的材料。与我一同工作的同志对本研究所做的任何贡献均已在论文中作了明