基于GPS和GSMR的列车定位系统研究

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1、西南交通大学硕士学位论文基于GPS和GSM-R的列车定位系统研究姓名：王磊申请学位级别：硕士专业：交通信息工程及控制指导教师：郭进20080501西南交通大学硕士研究生学位论文第1I页AbstractTherailwayisthemostimportantfactorofthenationaleconomy．TheinformationtechniqueCallenhancethecompetitionstrengthoftherailway，itisalsothefoundationandthepremise

2、tofacethechallengeofthenewcentury．TheGeographicInformationSystem(GIS)isacomputingsystemwhichCanprocess，analyzeandshowthespacedata，ithavealreadybeenapphcdinrealms，suchastraffic，cit)，planning，landadministration,electricpower，telecommunication．Currently,theGISh

3、ascombinedextensivelywithmultimedia，virtualreality,remotesensingandGlobalPositioningSystem,ithasbecomeagoodartificetothemanagementofthespaceinformation．WiththedevelopmentofGlobalPositioningSystemandGeographicInformationSystemandmobileinformationtransmission，

4、arewithineasyreachtheimprovementofrailroadfacilitiesandthecapacityoftherailwaytransportationwitheffectivesolutions．Howtoapplythosetechnologiestotherailwaytransportationdrawsmol'eandmoreconcel"nsandattentionsoftherailroadprofessionals．Afteranalyzingthecharact

5、eristicsofvariouspositioningmethods，Idesignatrains’positioningsystem．ThetechnologyofintegratedGPS／DR／MM(GlobalPositioningSystem／DeadReckoning／MapMatching)positioningisadoptedtoimplementtrains’positioninginthesystem．Thetechnologyofdatafusionbymeansoffuzzyalgo

6、rithmapproachisemployedtodealwiththeprocessingofdata．MakinguseoftheGSM—Rtotransmitthetrains’positioningdata．ThewayofdatafusionandtheMapMatchingalsohavebeendesignedinthesystem．Atlast1writeaprogramtosendthestimulantGPSsignalswhichfollowtheagreementNMEA一0183．It

7、providesvariousstimulantGPSsignalstothetrains’positioningsystem．Theprogramalsocancorrectthelongitudeandthelatitudeofthemap，saveandreplaytheroute．Itisprovedthatthisstudyhaspositiveeffecttothepositioningoftherailway．Keywords：GPS；GSM—R：TechnologyofIntegratedPos

8、itioning；DataFusion；MapMatching西南交通大学学位论文版权使用授权书本学位论文作者完全了解学校有关保留、使用学位论文的规定，同意学校保留并向国家有关部门或机构送交论文的复印件和电子版，允许论文被查阅和借阅。本人授权西南交通大学可以将本学术论文编入有关数据库进行检索，可以采用影印、缩印或扫描等复制手段保存和汇编本学位论文。本学位论文属于1．保密口，在年解密后适