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TR 23.786 (SA2)
Study on
Architecture enhancements for EPS and 5GS
to support Advanced V2X Services

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V16.1.0 (Wzip)2019/06  119 p.


Rapporteur:  Dr. Kim, Laeyoung
See also:

The objective of this Technical Report is to identify and evaluate potential architecture enhancements of EPS and 5G System design needed to support advanced V2X services identified in TR 22.886, based on vehicular services requirements defined in TS 22.185 and TS 22.186 and determine which of the solutions can proceed to normative specifications.

full Table of Contents for  TR 23.786  Word version:   16.1.0

 

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1  ScopeWord-p. 11
2  References
3  Definitions and abbreviationsWord-p. 12
4  Architectural Assumptions and Requirements
5  Key IssuesUp
5.1  Key Issue #1: Support of eV2X Group Communication
5.2  Key Issue #2: 3GPP PC5 RAT selection for a V2X application
5.3  Key Issue #3: QoS Support for eV2X over Uu interfaceWord-p. 14
5.4  Key Issue #4: Support of PC5 QoS framework enhancement for eV2XWord-p. 15
5.5  Key Issue #5: Service Authorization and Provisioning to UE for eV2X communications over PC5 reference point
5.6  Key Issue #6: Service Authorization to NG-RAN for eV2X communications over PC5 reference pointWord-p. 16
5.7  Key Issue #7: Network Slicing for eV2X Services
5.8  Key Issue #8: Support of edge computing
5.9  Key Issue #9: Support of unicast/multicast for sensor sharing over PC5Word-p. 17
5.10  Key Issue #10: eV2X message transmission and receptionWord-p. 18
5.11  Key Issue #11: Service Authorization and Provisioning to UE over NG-Uu reference point
5.12  Key Issue #12: System migration and interworking for eV2X
5.13  Key Issue #13: Support NR based PC5 communication when UE connects to EPCWord-p. 19
5.14  Key Issue #14: Support of broadcast over NG-Uu
5.15  Key Issue #15: Enhancements to assist Application AdjustmentWord-p. 20
6  Solutions
6.1  Solution #1: Solution for Group Communication for eV2X
6.2  Solution #2: QoS Support for eV2X over Uu interface
6.3  Solution #3: Service Authorization and Provisioning to UE for eV2X communications over PC5 and NG-Uu reference pointsWord-p. 23
6.4  Solution #4: Reusing solution of TS 23.285 [5] for Key Issue #5Word-p. 26
6.5  Solution #5: Service Provisioning to UE for eV2X communications over PC5 and NG-Uu reference points
6.6  Solution #6: eV2X impacts to 5GC procedures
6.7  Solution #7: Solution for Network Slicing for eV2X services
6.8  Solution #8: Application Function influence based edge computing for V2X
6.9  Solution #9: Interworking for eV2X
6.10  Solution #10: Interworking solution based on Architecture in A.2
6.11  Solution #11: Solution for unicast or multicast for eV2X communication over PC5 reference point
6.12  Solution #12: 3GPP PC5 RAT selection for a V2X applicationUp
6.13  Solution #13: Solution for PC5 RAT selection
6.14  Solution #14: Solution for eV2X system migration
6.15  Solution #15: Network-controlled QoS mechanism for PC5 communication
6.16  Solution #16: Solution for QoS Support for eV2X over Uu Interface - Enhancements for QoS Monitoring and Control
6.17  Solution #17: Solution for QoS Support for eV2X over Uu InterfaceUp
6.18  Solution #18: Non-IP based V2X message transmission and reception over Uu reference point in 5GS
6.19  Solution #19: QoS Support for eV2X communication over PC5 interface
6.20  Solution #20: Authorization Policy for eV2X communication over PC5 interface and NG-Uu interface
6.21  Solution #21: Group communication enhancement for NR PC5Word-p. 65
6.22  Solution #22: Authorization for NR based PC5 communication when the UE is served by EPS
6.23  Solution #23: Early notification for Dynamic Application AdjustmentWord-p. 69
6.24  Solution #24: Solution for AF-initiated UE provisioning
6.25  Solution #25: Solution for Key Issue #13
6.26  Solution #26: Path-based QoS booking for Application Adjustment
6.27  Solution #27: Solution for QoS Support for eV2X over Uu InterfaceWord-p. 83
6.28  Solution #28: Ecosystem-based gathering of network intelligence for in advance performance estimation
6.29  Solution #29: Potential QoS change notification to assist Application Adjustment
7  Conclusions
A  eV2X Architecture variantsWord-p. 93
B  Solutions for broadcast/multicast/group delivery over UuWord-p. 104
B.0  Description
B.1  Solution #B1: Support of broadcast in 5GS
B.2  Solution #B2: Support of broadcast/multicast/group delivery over Uu
B.3  Solution #B3: Support for eMBMS over EPS MBMS with independent unicast from 5GS
B.4  Solution #B4: Support of multicast/groupcast/broadcast services in 5GS
C  Change historyWord-p. 119

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