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 WIs100
Rel-99 CR context0

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.

TEIR99 · connected · 100%
3GPP ↗
Ambient_IoT_Solutions_Ph2-CoreRel-20 · connected · 55%
3GPP ↗
FS_EnergySys_Ph2Rel-20 · connected · 100%
3GPP ↗
NR_AIML_NGRAN_Ph3-CoreRel-20 · connected · 50%
3GPP ↗
NR_Mob_Ph5Rel-20 · connected · 26%
3GPP ↗
NR_Mob_Ph5-CoreRel-20 · connected · 55%
3GPP ↗
NR_SON_MDT_Ph5-CoreRel-20 · connected · 75%
3GPP ↗
NR_UE_RF_Ph5-CoreRel-20 · connected · 80%
3GPP ↗
NR_XR_Ph4-CoreRel-20 · connected · 57%
3GPP ↗
PM_KPI_Trace_MDT_QoE-OAMRel-20 · connected · 100%
3GPP ↗
TEI20Rel-20 · connected · 0%
3GPP ↗
TEI20_NRLTERESTRel-20 · connected · 100%
Historical association · verification pending3GPP ↗

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-99 context

CR activity across mapped specs

Context only: these CRs target mapped specifications in Rel-99; they are not automatically attributed to the feature.

No CR activity targeting the mapped specifications is indexed for Rel-99.

Traceability limits

What this lineage is not claiming