北斗卫星导航系统建设与发展英

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1、Mar.9th-11th,2010,MunichChinaSatelliteNavigationOfficeMunichSatelliteNavigationSummit20101BeiDou(COMPASS)NavigationSatelliteSystemDevelopmentThegovernmentalwebsiteofBeiDouSatelliteNavigationSystemwaslaunchedonJan.15,2010.“www.beidou.gov.cn”or“www.compass.g

2、ov.cn”.TheEnglishversionwillbeonlinesoon.21.Basicprinciples2.SystemGeneralDescription3.SystemDeployment4.Applications5.CompatibilityandInteroperability6.Conclusion3Contents1.Basicprinciples2.SystemGeneralDescription3.SystemDeployment4.Applications5.Compati

3、bilityandInteroperability6.ConclusionsContents4Chinadeterminedtodevelopanindependentsatellitenavigationsystemin1980s’.TheBeiDounavigationdemonstrationsystemwascompletedin2003,sincethenithasbeenusedinmanyareas.NowtheBeiDounavigationsatellitesystemisundercon

4、struction.5OpennessIndependencyCompatibilityGradualnessBasicPrinciples6BasicPrinciples7OpennessBeiDouwillprovidehighqualityopenservicesfreeofchargefromdirectusers,andworldwideuseofBeiDouisencouraged.Chinawillwidelyandthoroughlycommunicatewithothercountries

5、onsatellitenavigationissuestofacilitatethedevelopmentofGNSStechnologiesandtheindustry.BasicPrinciples8IndependencyChinawilldevelopandoperateBeiDousystemindependently,andBeiDoucanindependentlyprovideservicesforglobalusersandparticularlyprovidehighqualityser

6、vicesinAsia-Pacificregion.BasicPrinciples9CompatibilityBeiDouwillpursuesolutionstorealizecompatibilityandinteroperabilitywithothersatellitenavigationsystems.BasicPrinciples10GradualnessTheconstructionofBeiDousystemfollowsastep-by-steppatternbasedontechnica

7、landeconomicevolutioninChina.BeiDouwillprovidelong-termcontinuousservicesforusers,improvesystemperformanceandensuresmoothtransitionduringalllifecycle.1.Basicprinciples2.SystemGeneralDescription3.SystemDeployment4.Applications5.CompatibilityandInteroperabil

8、ity6.ConclusionsContents11SystemDescription12SystemStructureSignalCharacteristicsTimeSystemCoordinateSystemServicesandPerformancesSystemStructureConstellationGEOSatelliteMEOSatelliteSpaceSegment5GEOsatellites