3GPP Atlas

Canonical Atlas record

TS 38.455

NG-RAN; NR Positioning Protocol A (NRPPa)

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Responsible WGR3
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-98
Latest indexed version19.3.0
Series38
TypeTS
Visual answer

TS 38.455 relationship map

NRPPa

Rel-98mixed provenance
TS 38.455NRPPa
TS 23.2735GS location servicesSA2 · Stage 2 · Corerelease validity not yet mappedAtlas curatedTS 37.355LTE Positioning Protocol (LPP)RAN2 · Stage 3 · RANrelease validity not yet mappedAtlas curatedTS 38.331NR RRCRAN2 · Stage 3 · RANrelease validity not yet mappedAtlas curatedTS 38.401NG-RAN architectureRAN3 · Stage 2 · RANrelease validity not yet mappedAtlas curatedTS 38.413NGAPRAN3 · Stage 3 · RANrelease validity not yet mappedAtlas curatedTS 38.423XnAPRAN3 · Stage 3 · RANrelease validity not yet mappedAtlas curatedTS 38.473F1APRAN3 · Stage 3 · RANrelease validity not yet mappedAtlas curatedTS 38.4633GPP specificationrelease validity not yet mappedAtlas curated

Release-aware filtering uses explicit relationship validity where mapped and official initial-release metadata where available. Unknown relationship validity remains visible and labelled rather than guessed.

Release evolution

Compare evidence between releases

Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.

Release ledger

Version · WI · CR evidence by release

Rel-1515.4.01 WI17 CRs · 4 approved
Rel-1616.16.04 WI107 CRs · 31 approved
Rel-1717.11.04 WI136 CRs · 36 approved
Rel-1818.9.06 WI157 CRs · 41 approved
Rel-1919.3.04 WI54 CRs · 12 approved
Rel-20no version indexed1 WI1 CR

Rel-98 snapshot

Work affecting this release

0 indexed Change Requests · 0 connected Work Items.

Showing 0 CR records from the available cross-release sample. Browse release CR records (JSON) →

Version history

Indexed versions

Showing 60 of 63 indexed versions.

19.3.0Rel-19RAN#1132026-09-24
18.9.0Rel-18RAN#1132026-09-24
19.2.0Rel-19RAN#1122026-06-22
18.8.0Rel-18RAN#1122026-06-22
19.1.0Rel-19RAN#1102025-12-25
18.7.0Rel-18RAN#1102025-12-25
17.11.0Rel-17RAN#1102025-12-25
16.16.0Rel-16RAN#1102025-12-25
19.0.0Rel-19RAN#1092025-09-30
18.6.0Rel-18RAN#1082025-06-19
18.5.0Rel-18RAN#1072025-03-20
17.10.0Rel-17RAN#1072025-03-20
16.15.0Rel-16RAN#1072025-03-20
18.4.0Rel-18RAN#1062024-12-18
17.9.0Rel-17RAN#1062024-12-18
16.14.0Rel-16RAN#1062024-12-18
18.3.0Rel-18RAN#1052024-09-21
18.2.1Rel-18RAN#1042024-07-19
18.2.0Rel-18RAN#1042024-07-03
17.8.0Rel-17RAN#1042024-07-03
18.1.0Rel-18RAN#1032024-04-02
17.7.0Rel-17RAN#1032024-04-02
18.0.0Rel-18RAN#1022024-01-12
17.6.0Rel-17RAN#1022024-01-12
16.13.0Rel-16RAN#1022024-01-12
17.5.0Rel-17RAN#1002023-06-29
16.12.0Rel-16RAN#1002023-06-29
17.4.0Rel-17RAN#992023-04-03
16.11.0Rel-16RAN#992023-04-03
17.3.0Rel-17RAN#98-e2023-01-06
16.10.0Rel-16RAN#98-e2023-01-06
17.2.0Rel-17RAN#97-e2022-09-23
16.9.0Rel-16RAN#97-e2022-09-23
17.1.1Rel-17RAN#962022-06-30
16.8.1Rel-16RAN#962022-06-30
17.1.0Rel-17RAN#962022-06-23
16.8.0Rel-16RAN#962022-06-23
16.7.1Rel-16RAN#95-e2022-04-21
17.0.0Rel-17RAN#95-e2022-04-06
16.7.0Rel-16RAN#95-e2022-04-06
16.6.0Rel-16RAN#94-e2021-12-23
16.5.0Rel-16RAN#93-e2021-10-01
16.4.0Rel-16RAN#92-e2021-07-01
15.4.0Rel-15RAN#92-e2021-07-01
16.3.0Rel-16RAN#91-e2021-04-09
16.2.0Rel-16RAN#90-e2021-01-04
15.3.0Rel-15RAN#90-e2021-01-04
16.1.0Rel-16RAN#89-e2020-10-02
16.0.0Rel-16SA#88-e2020-07-16
15.2.1Rel-15RAN#822019-01-14
15.2.0Rel-15RAN#822019-01-08
15.1.0Rel-15RAN#812018-09-24
15.0.0Rel-15RAN#802018-06-29
0.7.0Rel-15 · pre-approvalRAN3#1002018-06-06
1.0.0Rel-15 · pre-approvalRAN#802018-06-04
0.6.0Rel-15 · pre-approvalRAN3#992018-03-27
0.5.0Rel-15 · pre-approvalRAN3-AH-18012018-02-06
0.3.0Rel-15 · pre-approvalRAN3#982017-12-12
0.2.0Rel-15 · pre-approvalRAN3#97-Bis2017-11-10
0.1.1Rel-15 · pre-approvalRAN3#972017-09-04

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 38.455

NR_newRAT-Core

Core part: New Radio Access Technology

Rel-15official
FS_NR_pos

Study on NR positioning support

Rel-16parsed
NR_pos

NR positioning support

Rel-16parsed
NR_pos-Core

Core part: NR positioning support

Rel-16parsed
TEI16

(Small) Technical Enhancements and Improvements for Rel-16

Historical association · verification pending
Rel-16historical link
NR_ext_to_71GHz-Core

Core part: Extending current NR operation to 71GHz

Rel-17parsed
NR_pos_enh

RAN aspects of NR positioning enhancements

Rel-17parsed
NR_pos_enh-Core

Core part: NR positioning enhancements

Rel-17parsed
TEI17

(Small) Technical Enhancements and Improvements for Rel-17

Rel-17parsed
NR_NTN_enh-Core

Core part: NR NTN (Non-Terrestrial Networks) enhancements

Rel-18parsed
NR_mobile_IAB

Mobile IAB (Integrated Access and Backhaul) for NR

Rel-18parsed
NR_mobile_IAB-Core

Core part: Mobile IAB (Integrated Access and Backhaul) for NR

Rel-18parsed
NR_pos_enh2

Expanded and improved NR positioning

Rel-18parsed
NR_pos_enh2-Core

Core part: Expanded and improved NR positioning

Rel-18parsed
TEI18

(Small) Technical Enhancements and Improvements for Rel-18

Rel-18parsed
NR_AIML_air

Artificial Intelligence (AI)/Machine Learning (ML) for NR air interface

Rel-19parsed
NR_AIML_air-Core

Core part: Artificial Intelligence (AI)/Machine Learning (ML) for NR air interface

Rel-19parsed
NR_WAB_5GFemto-Core

Core part: Additional topological enhancements for NR

Rel-19parsed
TEI19

(Small) Technical Enhancements and Improvements for Rel-19

Rel-19parsed
TEI20

(Small) Technical Enhancements and Improvements for Rel-20

Rel-20parsed

Knowledge graph

Related standards

interface_specification

38.401

curated