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TR 23.700-72
Study on enhanced Application Layer support for Location Services

3GPP‑Page   fToC↓   Partial Content →
V19.0.0 (Wzip)  2024/09  62 p.
Rapporteur:
Ms. Liping, Wu
CATT

full Table of Contents for  TR 23.700-72  Word version:  19.0.0

each clause number in 'red' refers to the equivalent title in the Partial Content
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1Scope  p. 7
2References  p. 7
3Definitions of terms, symbols and abbreviations  p. 8
3.1Terms  p. 8
3.2Symbols  p. 8
3.3Abbreviations  p. 8
4Architectural assumption and requirements  p. 9
4.1Architectural assumption  p. 9
4.2Architectural requirements  p. 9
5Key Issues  p. 9
5.1Key Issue #1: Support of Geofencing  p. 9
5.2Key Issue #2: Support of history tracing request or playback  p. 10
5.3Key Issue #3: Location QoS improvement  p. 10
5.4Key Issue #4: Enhancement to support location information exposure  p. 11
5.5Key Issue #5: Support for ranging/sidelink positioning services  p. 12
5.6Key Issue #6: Support of location services for multiple USIMs/UEs sharing the same location  p. 12
6Solutions  p. 13
6.0Mapping of solutions to key issues  p. 13
6.1Solution #1: Target UE Location provided by surrounding UEs.  p. 13
6.1.1Description  p. 13
6.1.2Solution evaluation  p. 16
6.2Solution #2: Application enabled Geofencing  p. 16
6.2.1Description  p. 16
6.2.1.1General  p. 16
6.2.1.2Procedure of Geofencing subscription/unsubscribe request  p. 16
6.2.1.3Procedure of Geofencing UE(s) Information request/response  p. 18
6.2.2Solution evaluation  p. 19
6.3Solution #3: Application enabled history tracing  p. 20
6.3.1Description  p. 20
6.3.1.1General  p. 20
6.3.1.2Procedure of querying for history location  p. 20
6.3.2Solution evaluation  p. 21
6.4Solution #4: Support dynamic Geofencing  p. 21
6.4.1Description  p. 21
6.4.2Solution evaluation  p. 23
6.5Solution #5: Location information exposure enhancement  p. 23
6.5.1Description  p. 23
6.5.1.1General  p. 23
6.5.1.2Procedure of LMS supporting to expose value-added UE location data  p. 24
6.5.2Solution evaluation  p. 24
6.6Solution #6: Reduce response time for LCS QoS  p. 25
6.6.1Description  p. 25
6.6.1.1General  p. 25
6.6.1.2Procedure of LMS checking if the stored UE location data can be reused  p. 25
6.6.2Solution evaluation  p. 26
6.7Solution #7: Support for SL positioning/ranging enablement  p. 26
6.7.1SL positioning management in SEAL LMS  p. 26
6.7.2Subscription for leveraging UE positioning and ranging operations  p. 27
6.7.3Solution evaluation  p. 28
6.8Solution #8: New ADAE Analytics Based on Ranging/Sidelink Positioning Information Exposure  p. 28
6.8.1General  p. 28
6.8.2Procedure  p. 28
6.8.2.1Subscribe-notify model  p. 29
6.8.2.2Request-response model  p. 29
6.8.3Information flows  p. 30
6.8.3.1General  p. 30
6.8.3.2Collision detection analytics subscription request  p. 30
6.8.3.3Collision detection analytics subscription response  p. 31
6.8.3.4Collision detection analytics notification  p. 31
6.8.3.5Ranging/SL positioning data and location information collection subscription request  p. 32
6.8.3.6Ranging/SL positioning data and location information collection subscription response  p. 32
6.8.3.7Data Notification  p. 33
6.8.3.8Get analytics data request  p. 33
6.8.3.9Get analytics data response  p. 33
6.8.4Solution evaluation  p. 34
6.9Solution #9: New ADAE Analytics on Location-related UE Group for Location Services  p. 34
6.9.1General  p. 34
6.9.2Procedure  p. 34
6.9.2.1Subscribe-notify model  p. 35
6.9.2.2Request-response model  p. 36
6.9.3Information flows  p. 37
6.9.3.1General  p. 37
6.9.3.2Location-related UE group analytics subscription request  p. 37
6.9.3.3Location-related UE group analytics subscription response  p. 37
6.9.3.4Location-related UE group analytics notification  p. 38
6.9.3.5Location information collection subscription request  p. 39
6.9.3.6Location information collection subscription response  p. 39
6.9.3.7Data Notification  p. 39
6.9.3.8Get analytics data request  p. 40
6.9.3.9Get analytics data response  p. 41
6.9.4Solution evaluation  p. 42
6.10Solution #10: Support location services for multiple USIMs/UEs that sharing the same location  p. 43
6.10.1Description  p. 43
6.10.1.1General  p. 43
6.10.1.2Procedure of LMS identifying multiple UEs that sharing the same location data  p. 43
6.10.1.3Procedure of LMS select the proper UE among multiple UEs to obtain the UE location data  p. 47
6.10.2Solution evaluation  p. 49
6.11Solution #11: Support for adaptive location configuration and reporting  p. 49
6.11.1Architecture Impacts  p. 49
6.11.2Solution description  p. 49
6.11.2.1Impact to existing SEAL location management procedures  p. 49
6.11.2.2SEAL location management server provides adaptive configuration  p. 52
6.11.3Solution evaluation  p. 52
6.12Solution #12: Verify UE location  p. 53
6.12.1Description  p. 53
6.12.2Procedures  p. 53
6.12.2.1Confirm location service subscription  p. 53
6.12.2.2Confirm location verification  p. 53
6.12.3Information flows  p. 54
6.12.3.1General  p. 54
6.12.3.2Confirm location service subscription request  p. 54
6.12.3.3Confirm location service subscription response  p. 55
6.12.3.4Confirm location request  p. 55
6.12.3.5Confirm location report  p. 55
6.12.3.6Confirm location service usage notification  p. 55
6.12.4Solution evaluation  p. 56
7Overall Evaluation  p. 56
7.1General evaluation  p. 56
7.2Solution evaluation  p. 56
7.2.1General  p. 56
7.2.2Overall evaluation of key issue#1  p. 57
7.2.3Overall evaluation of key issue#2  p. 57
7.2.4Overall evaluation of key issue#3  p. 58
7.2.5Overall evaluation of key issue#4  p. 58
7.2.6Overall evaluation of key issue#5  p. 59
7.2.7Overall evaluation of key issue#6  p. 59
8Conclusions  p. 60
8.1General conclusions  p. 60
8.2Conclusions of key issues  p. 60
8.2.1Conclusions of KI#1  p. 60
8.2.2Conclusions of KI#2  p. 60
8.2.3Conclusions of KI#3  p. 60
8.2.4Conclusions of KI#4  p. 61
8.2.5Conclusions of KI#5  p. 61
8.2.6Conclusions of KI#6  p. 61
$Change history  p. 62

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