6 Functional description and information flows

23.5863GPPArchitectural Enhancements to support Ranging based services and Sidelink PositioningRelease 18TS

Editor’s note: This clause defines functional description and information flows.

Annex A (normative):
<Normative annex for a Technical Specification>

Editor’s note: This clause is optionally needed when necessary.

Annex B (informative):
<Informative annex for a Technical Specification>

Editor’s note: This clause is optionally needed when necessary.

Annex C (informative):
Change history

Change history

Date

Meeting

TDoc

CR

Rev

Cat

Subject/Comment

New version

2023-01

SA2#154AHe

S2-2301144

Skeleton of Ranging_SL TS 23.586.

0.0.0

2023-01

SA2#154AHe

S2-2301143

Proposed texts for terminology and general concept.

0.1.0

2023-01

SA2#154AHe

S2-2301787

Proposed texts for clause 1 of TS 23.586.

0.1.0

2023-01

SA2#154AHe

S2-2301281

Architectural reference model.

0.1.0

2023-01

SA2#154AHe

S2-2300713

Functional entities.

0.1.0

2023-01

SA2#154AHe

S2-2301788

Subscription to Ranging/SL Positioning.

0.1.0

2023-01

SA2#154AHe

S2-2300596

Authorisation and provisioning for Ranging/Sidelink positioning.

0.1.0

2023-02

SA2#155

S2-2303174

Update existing clauses to include SL Positioning Server UE

0.2.0

2023-02

SA2#155

S2-2303221

Additions to Clause 4 of TS 23.586

0.2.0

2023-02

SA2#155

S2-2303222

Defining GMLC, LMF and NEF in Ranging and Sidelink Positioning

0.2.0

2023-02

SA2#155

S2-2303177

PCR 23.586: Authorization and Provisioning

0.2.0

2023-02

SA2#155

S2-2303223

UE Discovery & Selection

0.2.0

2023-02

SA2#155

S2-2303224

High Level Description for Located UE Discovery and Selection

0.2.0

2023-02

SA2#155

S2-2303836

clause 5.3 on Ranging/SL Positioning Control

0.2.0

2023-02

SA2#155

S2-2303226

Functionality of Ranging and Sidelink Positioning service exposure

0.2.0

2023-02

SA2#155

S2-2303227

Service exposure to AF and 5GC NF

0.2.0

2023-02

SA2#155

S2-2303228

Introduction of Network assisted Sidelink Positioning

0.2.0

2023-02

SA2#155

S2-2303257

Target UE requested positioning

0.2.0

2023-02

SA2#155

S2-2303230

Proposed texts for new clause on QoS Handling

0.2.0

2023-02

SA2#155

S2-2303189

Proposed texts for new clause on security aspects

0.2.0

2023-02

SA2#155

S2-2303190

Proposed texts for new clause on charging aspects

0.2.0

2023-02

SA2#155

S2-2303232

Transmission of relative positioning capability to LMF

0.2.0

3GPP TS 23.586 V0.2.0 (2023-02)

Technical Specification

3rd Generation Partnership Project;

Technical Specification Group Services and System Aspects;

Architectural Enhancements to support

Ranging based services and Sidelink Positioning

(Release 18)

The present document has been developed within the 3rd Generation Partnership Project (3GPP TM) and may be further elaborated for the purposes of 3GPP.
The present document has not been subject to any approval process by the 3GPP Organizational Partners and shall not be implemented.
This Specification is provided for future development work within 3GPP only. The Organizational Partners accept no liability for any use of this Specification.
Specifications and Reports for implementation of the 3GPP TM system should be obtained via the 3GPP Organizational Partners’ Publications Offices.

3GPP

Postal address

3GPP support office address

650 Route des Lucioles – Sophia Antipolis

Valbonne – FRANCE

Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16

Internet

http://www.3gpp.org

Copyright Notification

No part may be reproduced except as authorized by written permission.
The copyright and the foregoing restriction extend to reproduction in all media.

© 2023, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).

All rights reserved.

UMTS™ is a Trade Mark of ETSI registered for the benefit of its members

3GPP™ is a Trade Mark of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners
LTE™ is a Trade Mark of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners

GSM® and the GSM logo are registered and owned by the GSM Association

Contents

Foreword 5

1 Scope 7

2 References 7

3 Definitions of terms and abbreviations 7

3.1 Terms 7

3.2 Abbreviations 8

4 Architecture model and concepts 8

4.1 General concept 8

4.2 Architectural reference model 9

4.2.1 Non-roaming reference architecture 9

4.2.2 Roaming reference architecture 9

4.2.3 Inter-PLMN reference architecture 10

4.2.3 Reference points 12

4.2.4 Service-based interfaces 13

4.3 Functional entities 13

4.3.1 UE 13

4.3.2 PCF 14

4.3.3 AMF 14

4.3.4 UDM 14

4.3.5 UDR 14

4.3.6 NRF 15

4.3.7 NEF 15

4.3.8 LMF 15

4.3.9 GMLC 15

5 High level functionality and features 15

5.1 Authorization and Provisioning for Ranging/SL positioning service 16

5.2 Ranging/Sidelink Positioning UE Discovery & Selection 17

5.2.1 General 17

5.2.2 Located UE Discovery & Selection 17

5.3 Ranging/SL Positioning control 18

5.3.1 General 18

5.3.2 Transport of RSPP over PC5 18

5.3.2.1 General 18

5.3.2.2 Identifiers used for RSPP transport over PC5 19

5.4 Void 19

5.5 Network assisted Sidelink Positioning 19

5.5.1 General 19

5.5.2 Network assisted SL Positioning of UE with NAS connection 20

5.5.3 Network assisted SL positioning without NAS connection 20

5.6 Ranging/SL Positioning service exposure 21

5.6.1 General 21

5.6.2 Service exposure to SL Positioning Client UE 21

5.6.2.1 General 21

5.6.2.2 Ranging/SL Positioning service exposure though PC5 21

5.6.2.3 Ranging/SL Positioning service exposure though 5GC network 22

5.6.3 Service Exposure to the AF 22

5.6.4 Service exposure to 5GC NF 23

5.7 QoS Handling 23

5.7.1 General 23

5.7.2 Handling of Ranging/SL Positioning QoS 23

5.7.3 Handling of RSPP transport QoS 23

5.8 Subscription to Ranging/SL Positioning 23

5.9 Charging 24

5.10 Security 24

6 Functional description and information flows 24

Annex A (normative): <Normative annex for a Technical Specification> 25

Annex B (informative): <Informative annex for a Technical Specification> 26

Annex C (informative): Change history 27