TR 23.743 ★
Study on Optimisations
on UE Radio Capability Signalling

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V16.0.0 (PDF) 2019/03 56 p.

essential Table of Contents for TR 23.743 Word version: 16.0.0

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2 References Word‑p. 7

3 Definitions and abbreviations Word‑p. 8

4 Architectural Requirements and Assumptions Word‑p. 8

5 Key Issues Word‑p. 8

5.1 Key Issue #1: How are the UE Radio Capabilities identified? Word‑p. 8

5.2 Key Issue #2: Where are the UE radio capabilities stored? Word‑p. 9

5.3 Key Issue #3: How are the UE radio capabilities managed? Word‑p. 9

6 Solutions Word‑p. 10

6.1 Solution #1: UE manufacturer-specific UE capability ID Word‑p. 10

6.2 Solution #2: UE capability ID indicated in Access Stratum and N2 Word‑p. 10

6.3 Solution #3: Solution using Hash-based Identification of UE radio capabilities Word‑p. 15

6.4 Solution #4: Provisioning of UE Radio Capability using UDR Word‑p. 17

6.5 Solution #5: UE radio capability reporting and management using UE-capability-ID Word‑p. 20

6.6 Solution #6: UE capability ID indicated in Access Stratum and N2 and local RAN Storage Word‑p. 23

6.7 Solution #7: Retrieve UE Radio Capability and store it in AMF per UE Capability ID Word‑p. 29

6.8 Solution #8: Solution for identifying UE radio capabilities using PLMN-specific UE Capability ID Word‑p. 32

6.9 Solution #9: UE Capability ID with delta set of UE Radio Capabilities Word‑p. 33

6.10 Solution #10: Solution based on network-controlled capabilities sending and UE Capability ID allocation Word‑p. 35

6.11 Solution #11: Standardized UE Capability ID Word‑p. 42

6.12 Solution #12: Bulk Provisioning of UE Radio Capability from AF Word‑p. 43

6.13 Solution #13: "Self-learning" logic for progressive building of a dictionary Word‑p. 46

6.14 Solution #14: RAN mapping of 'Capability Pointer' to Full UE capability with Backward Compatibility Word‑p. 47

6.15 Solution #15: Network assigned capability ID with AMFI and Hash fields Word‑p. 49

7 Evaluation Word‑p. 51

8 Conclusions Word‑p. 51

A Maximum supportable information element size Word‑p. 55

$ Change History Word‑p. 56