TS 38.745 – AI/ML for NG-RAN Phase 3
3GPP TS 38.745 is the 3GPP Technical Specification for AI/ML for NG-RAN Phase 3. Its official 3GPP title is “Study on Artificial Intelligence (AI)/Machine Learning (ML) for NG-RAN Phase 3”. It is part of 3GPP Rel-20 (version 20.0.0).
Specifies AI/ML use cases for NG-RAN including multi-hop UE trajectory, intra-CU LTM, and inter-CU LTM optimization.
Releases and versions of TS 38.745
| Release | Latest version | Links |
|---|---|---|
| Rel-20 | 20.0.0 | Read · Download (3GPP) |
Scope of TS 38.745
Category: Radio Access (Mobility and Handover). Technology generation: 5G. Network layer: RAN.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Protocols and interfaces
Protocols: NGAP, Xn
Interfaces: Xn, F1
Key use cases
- Multi-hop UE trajectory
- AI/ML assisted intra-CU LTM
- AI/ML assisted inter-CU LTM
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Other specifications in the 38 series
- TS 38.741 NR NTN L-/S-Band Requirements
- TS 38.742 GNSS Resilient NR-NTN Operation Study
- TS 38.743 AI/ML Enhancements for NG-RAN Study
- TS 38.744 AI/ML for NR Mobility Study
- TS 38.746 High Power UE for NR Inter-band CA/DC
- TS 38.749 EESS Protection in 23.6-24 GHz for Rel-19
- TS 38.750 High Power UE for NR Inter-band CA/DC
- TR 38.751 User Equipment (UE) RF and demodulation requirements for NR frequency range 2 (FR2) multi-Rx chain DL reception;
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TS 38.745?
3GPP TS 38.745 is the 3GPP Technical Specification for AI/ML for NG-RAN Phase 3. Specifies AI/ML use cases for NG-RAN including multi-hop UE trajectory, intra-CU LTM, and inter-CU LTM optimization.
Which 3GPP releases include TS 38.745?
TS 38.745 is part of 3GPP Rel-20. The latest version on 3GPP Explorer is 20.0.0 (Rel-20).
What category does TS 38.745 belong to?
TS 38.745 belongs to the Radio Access (Mobility and Handover) category of 3GPP specifications. It applies to 5G networks.
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