ETSI TS 137 355 V15.3.0 (2022-05)

LTE; 5G; LTE Positioning Protocol (LPP) (3GPP TS 37.355 version 15.3.0 Release 15)

RTS/TSGR-0237355vf30

General Information

• Status: Not Published
• Technical Committee: 3GPP RAN 2 - Radio layer 2 specification and Radio layer 3 RR specification
• Current Stage: 12 - Completion
• Completion Date: 09-May-2022

Standards Content (Sample)

TECHNICAL SPECIFICATION
LTE;
5G;
LTE Positioning Protocol (LPP)
(3GPP TS 37.355 version 15.3.0 Release 15)

3GPP TS 37.355 version 15.3.0 Release 15 1 ETSI TS 137 355 V15.3.0 (2022-05)

Reference
RTS/TSGR-0237355vf30
Keywords
5G,LTE
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ETSI
3GPP TS 37.355 version 15.3.0 Release 15 2 ETSI TS 137 355 V15.3.0 (2022-05)
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ETSI
3GPP TS 37.355 version 15.3.0 Release 15 3 ETSI TS 137 355 V15.3.0 (2022-05)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 10
1 Scope . 11
2 References . 11
3 Definitions and Abbreviations . 12
3.1 Definitions . 12
3.2 Abbreviations . 13
4 Functionality of Protocol . 15
4.1 General . 15
4.1.1 LPP Configuration . 15
4.1.2 LPP Sessions and Transactions . 15
4.1.3 LPP Position Methods . 16
4.1.4 LPP Messages . 16
4.2 Common LPP Session Procedure . 16
4.3 LPP Transport . 17
4.3.1 Transport Layer Requirements . 17
4.3.2 LPP Duplicate Detection . 17
4.3.3 LPP Acknowledgement . 18
4.3.3.1 General . 18
4.3.3.2 Procedure related to Acknowledgement . 18
4.3.4 LPP Retransmission . 19
4.3.4.1 General . 19
4.3.4.2 Procedure related to Retransmission . 19
4.3.5 LPP Message Segmentation . 20
5 LPP Procedures . 21
5.1 Procedures related to capability transfer . 21
5.1.1 Capability Transfer procedure. 21
5.1.2 Capability Indication procedure . 21
5.1.3 Reception of LPP Request Capabilities . 22
5.1.4 Transmission of LPP Provide Capabilities . 22
5.2 Procedures related to Assistance Data Transfer . 22
5.2.1 Assistance Data Transfer procedure . 22
5.2.1a Periodic Assistance Data Transfer procedure . 23
5.2.1b Periodic Assistance Data Transfer with Update procedure . 25
5.2.2 Assistance Data Delivery procedure . 25
5.2.2a Periodic Assistance Data Delivery procedure . 26
5.2.3 Transmission of LPP Request Assistance Data . 28
5.2.4 Reception of LPP Provide Assistance Data . 28
5.3 Procedures related to Location Information Transfer . 28
5.3.1 Location Information Transfer procedure . 28
5.3.2 Location Information Delivery procedure . 29
5.3.3 Reception of Request Location Information . 29
5.3.4 Transmission of Provide Location Information . 30
5.4 Error Handling Procedures . 30
5.4.1 General . 30
5.4.2 Procedures related to Error Indication . 30
5.4.3 LPP Error Detection. 30
5.4.4 Reception of an LPP Error Message . 31
5.5 Abort Procedure . 32
5.5.1 General . 32
5.5.2 Procedures related to Abort . 32
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5.5.3 Reception of an LPP Abort Message . 32
6 Information Element Abstract Syntax Definition . 32
6.1 General . 32
6.2 LPP PDU Structure . 33
– LPP-PDU-Definitions . 33
– LPP-Message . 33
– LPP-MessageBody . 34
– LPP-TransactionID . 34
6.3 Message Body IEs . 35
– RequestCapabilities. 35
– ProvideCapabilities. 35
– RequestAssistanceData . 36
– ProvideAssistanceData . 36
– RequestLocationInformation . 37
– ProvideLocationInformation . 37
– Abort . 38
– Error . 38
6.4 Common IEs . 38
6.4.1 Common Lower-Level IEs . 39
– AccessTypes . 39
– ARFCN-ValueEUTRA . 39
– ARFCN-ValueNR . 39
– ARFCN-ValueUTRA . 39
– CarrierFreq-NB . 40
– CellGlobalIdEUTRA-AndUTRA. 40
– CellGlobalIdGERAN . 41
– ECGI . 41
– Ellipsoid-Point . 41
– Ellipsoid-PointWithUncertaintyCircle . 42
– EllipsoidPointWithUncertaintyEllipse . 42
– EllipsoidPointWithAltitude . 42
– EllipsoidPointWithAltitudeAndUncertaintyEllipsoid . 42
– EllipsoidArc . 43
– EPDU-Sequence . 43
– HighAccuracyEllipsoidPointWithUncertaintyEllipse . 44
– HighAccuracyEllipsoidPointWithAltitudeAndUncertaintyEllipsoid . 44
– HorizontalVelocity . 44
– HorizontalWithVerticalVelocity . 44
– HorizontalVelocityWithUncertainty . 45
– HorizontalWithVerticalVelocityAndUncertainty . 45
– LocationCoordinateTypes . 45
– NCGI . 46
– PeriodicAssistanceDataControlParameters . 46
– Polygon . 46
– PositioningModes . 46
– SegmentationInfo . 47
– VelocityTypes . 47
6.4.2 Common Positioning . 47
– CommonIEsRequestCapabilities . 47
– CommonIEsProvideCapabilities . 48
– CommonIEsRequestAssistanceData . 48
– CommonIEsProvideAssistanceData . 49
– CommonIEsRequestLocationInformation . 49
– CommonIEsProvideLocationInformation . 53
– CommonIEsAbort . 55
– CommonIEsError . 56
6.5 Positioning Method IEs . 56
6.5.1 OTDOA Positioning . 56
6.5.1.1 OTDOA Assistance Data . 56
– OTDOA-ProvideAssistanceData . 56
6.5.1.2 OTDOA Assistance Data Elements . 57
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– OTDOA-ReferenceCellInfo . 57
– PRS-Info . 59
– TDD-Config . 60
– OTDOA-NeighbourCellInfoList . 61
– OTDOA-ReferenceCellInfoNB . 64
– PRS-Info-NB. 66
– OTDOA-NeighbourCellInfoListNB . 69
6.5.1.3 OTDOA Assistance Data Request . 72
– OTDOA-RequestAssistanceData . 72
6.5.1.4 OTDOA Location Information. 72
– OTDOA-ProvideLocationInformation . 72
6.5.1.5 OTDOA Location Information Elements . 73
– OTDOA-SignalMeasurementInformation . 73
– OTDOA-SignalMeasurementInformation-NB . 76
– OTDOA-MeasQuality . 78
– AdditionalPath . 79
6.5.1.6 OTDOA Location Information Request . 79
– OTDOA-RequestLocationInformation . 79
6.5.1.7 OTDOA Capability Information . 80
– OTDOA-ProvideCapabilities . 80
6.5.1.8 OTDOA Capability Information Request . 82
– OTDOA-RequestCapabilities . 82
6.5.1.9 OTDOA Error Elements . 82
– OTDOA-Error . 82
– OTDOA-LocationServerErrorCauses . 82
– OTDOA-TargetDeviceErrorCauses . 83
6.5.2 A-GNSS Positioning . 83
6.5.2.1 GNSS Assistance Data . 83
– A-GNSS-ProvideAssistanceData . 83
– GNSS-CommonAssistData . 83
– GNSS-GenericAssistData . 84
– GNSS-PeriodicAssistData . 84
6.5.2.2 GNSS Assistance Data Elements . 85
– GNSS-ReferenceTime . 85
– GNSS-SystemTime . 86
– GPS-TOW-Assist . 87
– NetworkTime . 87
– GNSS-ReferenceLocation . 90
– GNSS-IonosphericModel . 90
– KlobucharModelParameter . 90
– NeQuickModelParameter . 91
– GNSS-EarthOrientationParameters . 91
– GNSS-RTK-ReferenceStationInfo . 92
– GNSS-RTK-CommonObservationInfo . 93
– GNSS-RTK-AuxiliaryStationData . 94
– GNSS-TimeModelList . 96
– GNSS-DifferentialCorrections . 98
– GNSS-NavigationModel . 100
– StandardClockModelList . 102
– NAV-ClockModel . 103
– CNAV-ClockModel . 103
– GLONASS-ClockModel . 104
– SBAS-ClockModel . 105
– BDS-ClockModel . 105
– NavModelKeplerianSet . 106
– NavModelNAV-KeplerianSet . 107
– NavModelCNAV-KeplerianSet . 108
– NavModel-GLONASS-ECEF . 110
– NavModel-SBAS-ECEF . 111
– NavModel-BDS-KeplerianSet . 112
– GNSS-RealTimeIntegrity . 113
– GNSS-DataBitAssistance . 114
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– GNSS-AcquisitionAssistance . 115
– GNSS-Almanac . 118
– AlmanacKeplerianSet . 119
– AlmanacNAV-KeplerianSet . 120
– AlmanacReducedKeplerianSet . 121
– AlmanacMidiAlmanacSet . 122
– AlmanacGLONASS-AlmanacSet . 123
– AlmanacECEF-SBAS-AlmanacSet . 124
– AlmanacBDS-AlmanacSet . 125
– GNSS-UTC-Model . 126
– UTC-ModelSet1 . 126
– UTC-ModelSet2 . 127
– UTC-ModelSet3 . 128
– UTC-ModelSet4 . 128
– UTC-ModelSet5 . 129
– GNSS-AuxiliaryInformation . 130
– BDS-DifferentialCorrections . 131
– BDS-GridModelParameter . 132
– GNSS-RTK-Observations . 132
– GLO-RTK-BiasInformation . 134
– GNSS-RTK-MAC-CorrectionDifferences . 135
– GNSS-RTK-Residuals . 137
– GNSS-RTK-FKP-Gradients . 138
– GNSS-SSR-OrbitCorrections . 140
– GNSS-SSR-ClockCorrections . 142
– GNSS-SSR-CodeBias. 143
6.5.2.3 GNSS Assistance Data Request . 144
– A-GNSS-RequestAssistanceData . 144
– GNSS-CommonAssistDataReq . 144
– GNSS-GenericAssistDataReq. 145
– GNSS-PeriodicAssistDataReq . 146
6.5.2.4 GNSS Assistance Data Request Elements . 147
– GNSS-ReferenceTimeReq . 147
– GNSS-ReferenceLocationReq. 148
– GNSS-IonosphericModelReq . 148
– GNSS-EarthOrientationParametersReq . 148
– GNSS-RTK-ReferenceStationInfoReq . 149
– GNSS-RTK-AuxiliaryStationDataReq . 149
– GNSS-TimeModelListReq . 149
– GNSS-DifferentialCorrectionsReq . 150
– GNSS-NavigationModelReq . 150
– GNSS-RealTimeIntegrityReq . 152
– GNSS-DataBitAssistanceReq . 152
– GNSS-AcquisitionAssistanceReq . 153
– GNSS-AlmanacReq . 153
– GNSS-UTC-ModelReq . 154
– GNSS-AuxiliaryInformationReq . 154
– BDS-DifferentialCorrectionsReq . 154
– BDS-GridModelReq . 155
– GNSS-RTK-ObservationsReq . 155
– GLO-RTK-BiasInformationReq . 155
– GNSS-RTK-MAC-CorrectionDifferencesReq . 156
– GNSS-RTK-ResidualsReq . 156
– GNSS-RTK-FKP-GradientsReq . 156
– GNSS-SSR-OrbitCorrectionsReq . 157
– GNSS-SSR-ClockCorrectionsReq . 157
– GNSS-SSR-CodeBiasReq . 157
6.5.2.5 GNSS Location Information . 158
– A-GNSS-ProvideLocationInformation . 158
6.5.2.6 GNSS Location Information Elements. 158
– GNSS-SignalMeasurementInformation . 158
– MeasurementReferenceTime . 159
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– GNSS-MeasurementList . 161
– GNSS-LocationInformation . 164
6.5.2.7 GNSS Location Information Request. 165
– A-GNSS-RequestLocationInformation . 165
6.5.2.8 GNSS Location Information Request Elements . 165
– GNSS-PositioningInstructions . 165
6.5.2.9 GNSS Capability Information . 166
– A-GNSS-ProvideCapabilities . 166
6.5.2.10 GNSS Capability Information Elements . 168
– GNSS-CommonAssistanceDataSupport . 168
– GNSS-ReferenceTimeSupport . 169
– GNSS-ReferenceLocationSupport . 169
– GNSS-IonosphericModelSupport . 169
– GNSS-EarthOrientationParametersSupport . 170
– GNSS-RTK-ReferenceStationInfoSupport . 170
– GNSS-RTK-AuxiliaryStationDataSupport . 170
– GNSS-GenericAssistanceDataSupport .
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