curatedreviewedreviewed from Rel-15

Feature lineage · RAN3 Architecture and Interfaces

NG-RAN control-plane architecture and the NG, Xn, F1, E1 and positioning interfaces maintained by RAN3.

Reviewed topic mapping applies in this release lens.

Mapped specs6
Explicit stage labels0
Inferred orientations6
Relationships5
Connected WIs6
Rel-15 CR context50

Layer 1

RAN / radio realization

6 specs
TS 38.401

NG-RAN; Architecture description

R3 · Rel-15
inferredOrientation inferred from the 38-series; this is not an official 3GPP stage assignment.
TS 38.413

NG-RAN; NG Application Protocol (NGAP)

R3 · Rel-15
inferredOrientation inferred from the 38-series; this is not an official 3GPP stage assignment.
TS 38.423

NG-RAN; Xn Application Protocol (XnAP)

R3 · Rel-15
inferredOrientation inferred from the 38-series; this is not an official 3GPP stage assignment.
TS 38.473

NG-RAN; F1 Application Protocol (F1AP)

R3 · Rel-15
inferredOrientation inferred from the 38-series; this is not an official 3GPP stage assignment.
TS 38.463

NG-RAN; E1 Application Protocol (E1AP)

R3 · Rel-15
inferredOrientation inferred from the 38-series; this is not an official 3GPP stage assignment.
TS 38.455

NG-RAN; NR Positioning Protocol A (NRPPa)

R3 · Rel-15
inferredOrientation inferred from the 38-series; this is not an official 3GPP stage assignment.

Primary feature evidence

Topic source Work Item

The reviewed topic source is not an indexed Work Item record. The source link above remains the primary evidence anchor.

Connected work

Work Items touching mapped specs

These Work Items share one or more mapped specifications. Atlas does not automatically claim that every connected Work Item defines this feature.

5GS_Ph1Rel-15 · connected · 97%
Historical association · verification pending3GPP ↗
LTE_5GCN_connect-CoreRel-15 · connected · 100%
3GPP ↗
NR_CPUP_SplitRel-15 · connected · 100%
3GPP ↗
NR_CPUP_Split-CoreRel-15 · connected · 100%
3GPP ↗
NR_newRATRel-15 · connected · 100%
3GPP ↗
NR_newRAT-CoreRel-15 · connected · 100%
3GPP ↗

Cross-spec traceability

Release-valid relationships

38.423interface specification38.401
curatedreviewed
38.455interface specification38.401
curatedreviewed
38.473interface specification38.401
curatedreviewed
38.413interface specification38.401
curatedreviewedevidence ↗
38.463interface specification38.401
curatedreviewedevidence ↗

Primary WI evolution

Change Requests linked to the primary Work Item

No indexed CRs are linked to the primary Work Item at or before this release.

Rel-15 context

CR activity across mapped specs

Context only: these CRs target mapped specifications in Rel-15; they are not automatically attributed to the feature.

38.401 · CR 0001 rev.1

Baseline CR for June version of TS 38.401 covering agreements of RAN3#99 on NR

revised
38.401 · CR 0001 rev.2

Baseline CR for June version of TS 38.401 covering agreements of RAN3#99 on NR

revised
38.401 · CR 0001 rev.3

Baseline CR for June version of TS 38.401 covering agreements of RAN3#99Bis on NR

revised
38.401 · CR 0001 rev.4

Baseline CR for June version of TS 38.401 covering agreements of RAN3#99Bis on NR

endorsed
38.401 · CR 0001 rev.5

Introduction of SA NR (38.401 Baseline CR covering RAN3 agreements)

approved
38.401 · CR 0002

Correction on SgNB Addition procedure in case of CU/DU split scenario

noted
38.401 · CR 0003

Introductionof E1 overall architecture

revised
38.401 · CR 0003 rev.1

Introductionof E1 overall architecture

endorsed
38.401 · CR 0004

Introduction of E1 overall procedures

revised
38.401 · CR 0004 rev.1

Introduction of E1 overall procedures

merged
38.401 · CR 0005

CR on cell activation and deactivation

status unknown
38.401 · CR 0006

Handling of UE UL AMBR

status unknown
38.401 · CR 0007

Correction on intra-gNB-DU handover

approved
38.401 · CR 0008

Baseline CR for June version of TS 38.401 covering agreements of RAN3#99 on CPUP_Split

revised
38.401 · CR 0008 rev.1

Baseline CR for June version of TS 38.401 covering agreements of RAN3#99 on CPUP_Split

revised

Candidate expansion · review required

Specifications Atlas may be missing from this topic

Inferred only. These records are not part of the reviewed semantic catalogue. The ranking score orders structural evidence; it is not a probability or confidence value, and there is no automatic promotion action.

TS 36.413

Evolved Universal Terrestrial Radio Access Network (E-UTRAN); S1 Application Protocol (S1AP)

R3 · Rel-8
inferredrank 100moderate evidence
shared work item

Shares Work Item 5GS_Ph1 with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_CPUP_Split with mapped specifications

evidence ↗
TS 36.133

Evolved Universal Terrestrial Radio Access (E-UTRA); Requirements for support of radio resource management

R4 · Rel-8
inferredrank 75moderate evidence
shared work item

Shares Work Item NR_newRAT with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
shared work item

Shares Work Item LTE_5GCN_connect-Core with mapped specifications

evidence ↗
TS 36.331

Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource Control (RRC); Protocol specification

R2 · Rel-8
inferredrank 75moderate evidence
shared work item

Shares Work Item NR_newRAT with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
shared work item

Shares Work Item LTE_5GCN_connect-Core with mapped specifications

evidence ↗
TS 36.423

Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 Application Protocol (X2AP)

R3 · Rel-8
inferredrank 75moderate evidence
shared work item

Shares Work Item NR_newRAT with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_CPUP_Split with mapped specifications

evidence ↗
TS 38.306

NR; User Equipment (UE) radio access capabilities

R2 · Rel-15
inferredrank 75moderate evidence
shared work item

Shares Work Item NR_newRAT with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
shared work item

Shares Work Item LTE_5GCN_connect-Core with mapped specifications

evidence ↗
TS 38.331

NR; Radio Resource Control (RRC); Protocol specification

R2 · Rel-15
inferredrank 75moderate evidence
shared work item

Shares Work Item NR_newRAT with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
shared work item

Shares Work Item LTE_5GCN_connect-Core with mapped specifications

evidence ↗
TS 38.460

NG-RAN; E1 general aspects and principles

R3 · Rel-15
inferredrank 75moderate evidence
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_CPUP_Split with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_CPUP_Split-Core with mapped specifications

evidence ↗
TS 38.461

NG-RAN; E1 layer 1

R3 · Rel-15
inferredrank 75moderate evidence
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_CPUP_Split with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_CPUP_Split-Core with mapped specifications

evidence ↗
TS 38.462

NG-RAN; E1 signalling transport

R3 · Rel-15
inferredrank 75moderate evidence
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_CPUP_Split with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_CPUP_Split-Core with mapped specifications

evidence ↗
TS 23.502

Procedures for the 5G System (5GS)

S2 · Rel-15
inferredrank 65strong evidence
shared work item

Shares Work Item 5GS_Ph1 with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
graph adjacency

procedure_component with mapped TS/TR 38.413

TS 23.501

System architecture for the 5G System (5GS)

S2 · Rel-15
inferredrank 50moderate evidence
shared work item

Shares Work Item 5GS_Ph1 with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗
TS 25.101

User Equipment (UE) radio transmission and reception (FDD)

R4 · Rel-4
inferredrank 50moderate evidence
shared work item

Shares Work Item NR_newRAT with mapped specifications

evidence ↗
shared work item

Shares Work Item NR_newRAT-Core with mapped specifications

evidence ↗

Traceability limits

What this lineage is not claiming