RTCM報文詳細介紹課件

RTCMDataFormat

(RadioTechnicalCommissionforMaritimeServices)

1精選2021版課件RINEXRawGPSstaticdataformatfordataprocessingandarchiveNMEAStandardrelatedtodatacommunicationbetweenmarineelectronicdevices.TransmissionofGPSpositionfromGPSreceivertootherdevices(e.g.GPSreceivertoPDA)ForrealtimepositioningRTCMSC-104TransmissionofGPScorrectionfromGPSreferencestationtoGPSRoverForDGPS/RTKsurveysOverviewofCommonGPSDataFormat

2精選2021版課件OutlineExampleofusingRTCMDataFormatAboutRTCMRTCMDataStructureRTCMMessageTypes3精選2021版課件RTCMusinginSatRefSatRefSystemDGPSSingle-RTKNetwork-RTKAllGPScorrectionsfromSatRefareinRTCM-2.1dataformat.

4精選2021版課件AboutRTCM5精選2021版課件RadioTechnicalCommission

forMaritimeServicesVariousSpecialCommitteessetthestandardsforInternationalmaritimeradionavigationandradiocommunicationExamples:GPSApplicationsElectronicCharts…..6精選2021版課件WhatisRTCMSC-104?RTCMSpecialCommittee(SC)104istheoneconcernedGPScorrectionsignal.RTCMdataformatrelatedtoGPScorrectionsiscalledRTCMSC-104dataformat.Compactbinarydatagoodforreal-timeprocessing7精選2021版課件WhatisRTCMSC-104?Differentversions

RTCM-2.0(Codecorrection->DGPS)RTCM-2.1(Code+Phasecorrection->RTK)RTCM2.2(…+GLONASS)RTCM2.3(….+GPSAntennaDefinition)RTCM3.0(….+NetworkRTK&GNSS)8精選2021版課件RTCMDataStructure(Versions2.0-2.3)9精選2021版課件RTCMDataStructureEachdatarecordcontainsseveralmessagetypesforvariouscontents.Message1,Message2….MessageNEachmessagecomprisesheaderandbodyHeader:messagetype,time,lengthofmessage,Body:dataforeverydatatype

10精選2021版課件RTCMMessageTypes

(Versions2.0-2.3)

11精選2021版課件RTCMMessageTypesRTCMMessageTypeDescription1DifferentialGPSCorrections2DeltaDifferentialGPSCorrections3GPSReferenceStationParameters4ReferenceStationDatum5GPSConstellationHealth6GPSNullName7DGPSBeaconAlmanac8PseudoliteAlmanac9GPSPartialCorrectionSet10P-CodeDifferentialCorrection11C/ACode,L1,L2DeltaCorrections12PseudoliteStationParameter13GroundTransmitterParameter14GPSTimeofWeek15IonosphericDelayMessage12精選2021版課件RTCMMessageTypes18-21messagesaddedinRTCM2.123-24messagesaddedinRTCM2.331-36messagesaddedinRTCM2.216GPSSpecialMessage17GPSEphemerides18RTKUncorrectedCarrierPhases19RTKUncorrectedPseudorange20RTKCarrierPhaseCorrections21RTKPseudorangeCorrections22ExtendedReferenceStationParameters23AntennaTypeDefination24ReferenceStation:AntennaReferencePoint(ARP)Parameter25,26Undefined27ExtendedDGPSRadiobeaconAlmanac28…30Undefined31DifferentialGLONASSCorrections32DifferentialGLONASSReferenceStation33GLONASSConstellationHealth34GLONASSPartialDifferentialCorrectionSetGLONASSNullName(N<=1)13精選2021版課件RTCMMessageTypes31-36messagesaddedinRTCM2.235GLONASSRadiobeaconAlmanac36GLONASSSpecialMessage37GNSSSystemTimeOffset38..58Undefined59ProprietaryMessage60..63MultipurposeUsage14精選2021版課件RTCMRawDataBinarydata15精選2021版課件RTCMMessageType11.PseudorangeCorr.2.RangeRateCorr.16精選2021版課件RTCMMessageType3+2217精選2021版課件RTCMMessageType2018精選2021版課件RTCMMessageType2119精選2021版課件RTCMversion3.020精選2021版課件RTCM3.0NewdatastructuredevelopedfornetworkRTKapplications.

newsignalsL2CandL5GNSSsystemdataCompactDataStructureRTCM2.0–0.5kbit/sec.(DGPS)RTCM2.1-2.3requires5kbit/sec(DGPS+RTK)RTCM3.0.requires2kbit/secRTCMversion3.021精選2021版課件FourGroupsofRTCM3.0GNSSRTKmessages(RTCM2004)GroupNameMessageTypeMessageDescriptionObservations1001L1-onlyGPSRTKObservables1002ExtendedL1-OnlyGPSRTKObservables1003L1&L2GPSRTKObservables1004ExtendedL1&L2GPSRTKObservables1005L1OnlyGLONASSRTKObservables1006ExtendedL1-OnlyGLONASSRTKObservables1007L1&L2GLONASSRTKObservables1008ExtendedL1&L2GPSRTKObservablesStationCoordinates1009StationaryRTKReferenceStationARP1010StationaryRTKReferenceARPwithAntennaHeightAntennaDescription1011AntennaDescriptor1012AntennaDescriptor&SerialNumberAuxiliaryOperationInformation1013SystemParameters22精選2021版課件ReferencesRTCMRecommendedStandardsforDifferentialNAVSTARGPSservice

/pubs/dgp