Content for TR 23.713 Word version: 13.0.0
8 Enhancements to Open ProSe Direct Discovery
9 Enhancements to support proximity estimation
10 Solution for status determination and reporting (public safety use)
11 Conclusions
A Evaluation of transport options for Direct Discovery (public safety use) functions & other non-discovery related procedures
$ Change History
8 Enhancements to Open ProSe Direct Discovery p. 57
8.1 Candidate enhancement solutions p. 58
8.1.1 Enhancement Solution 1: Open ProSe Direct Discovery procedure enhancements p. 58
8.1.1.1 Functional Description p. 58
8.1.1.2 Procedures p. 58
8.1.1.2.1 Enhancements to the ProSe Discovery Request procedures p. 58
8.1.1.2.2 Discovery Update procedure p. 60
8.1.1.3 Impact on Existing Entities and Interfaces p. 60
8.1.1.4 Solution Evaluation p. 61
8.1.2 Enhancement Solution 2: ProSe Open Discovery for Dynamic Metadata p. 61
8.1.3 Enhancement Solution 3: UE initiated Open ProSe Direct Discovery procedure enhancements p. 64
8.2 Topics for further study on enhancements to Open ProSe Direct Discovery p. 66
8.3 Conclusions on enhancements to Open Direct Discovery p. 66
9 Enhancements to support proximity estimation p. 66
9.1 Candidate enhancement solutions p. 66
9.1.1 Enhancement Solution 1: Estimation based on inclusion of coordinates in discovery message over PC5 p. 66
9.1.1.1 Functional Description p. 66
9.1.1.2 Procedures p. 67
9.1.1.3 Impact on Existing Entities and Interfaces p. 67
9.1.1.4 Solution Evaluation p. 67
9.1.2 Enhancement Solution 2: Estimation based on inclusion of coordinates in Match Report Ack over PC3 p. 67
9.1.2.1 Functional Description p. 67
9.1.2.2 Procedures p. 67
9.1.2.3 Impact on Existing Entities and Interfaces p. 68
9.1.2.4 Solution Evaluation p. 68
9.1.3 Enhancement Solution 3: Coarse proximity estimation based on path loss p. 68
9.1.3.1 Functional Description p. 68
9.1.3.2 Procedures p. 69
9.1.3.3 Impact on Existing Entities and Interfaces p. 69
9.1.3.4 Solution Evaluation p. 69
9.1.4 Enhancement Solution 4: Authorization for broadcasting and use of location information over PC5 p. 69
9.1.4.1 Functional Description p. 69
9.1.4.2 Procedures p. 69
9.1.4.2.1 Procedures for Authorization for Location Estimation over PC5 p. 69
9.1.4.2.2 Location estimation using Offset Information while ensuring user privacy p. 70
9.1.4.3 Impact on Existing Entities and Interfaces p. 73
9.1.4.4 Solution Evaluation p. 73
9.2 Topics for further study on support of proximity estimation p. 74
9.3 Conclusions on enhancements to proximity estimation p. 74
10 Solution for status determination and reporting (public safety use) p. 74
10.1 Solution for status determination and reporting p. 74
10.1.1 Functional Description p. 74
10.1.2 Procedures p. 74
10.1.3 Impact on Existing Entities and Interfaces p. 74
10.2 Topics for further study for status determination and reporting p. 75
10.3 Conclusions on status determination and reporting (public safety use) p. 75
11 Conclusions p. 75
A Evaluation of transport options for Direct Discovery (public safety use) functions & other non-discovery related procedures p. 76
A.1 Transport Alternatives p. 76
A.1.1 General p. 76
A.1.2 PC5-D transport option p. 77
A.1.3 PC5-S transport option (PC5 Signalling Protocol) p. 77
A.2 Evaluation p. 78
$ Change History p. 80
