3GPP Atlas

Canonical Atlas record

TS 38.171

NR; Requirements for support of Assisted Global Navigation Satellite System (A-GNSS)

Open in graphCompare this specStandards catalogue
Search Rel-16 ↗JSON3GPP Portal ↗DynaReport ↗
Responsible WGR4
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-16
Latest indexed version19.1.0
Series38
TypeTS

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-1515.4.02 WI16 CRs · 5 approved
Rel-1616.5.01 WI12 CRs · 6 approved
Rel-1717.4.02 WI8 CRs · 4 approved
Rel-1818.0.10 WI1 CR
Rel-1919.1.02 WI2 CRs · 2 approved

Rel-16 snapshot

Work affecting this release

12 indexed Change Requests · 1 connected Work Item.

Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →

CR 0011 rev.1 — CR for TS38.171, Introduction of BDS B1C in A-GNSS

CR 0023 — CR on TS 38.171 requirements for relative signal power levels of BDS

CR 0023 rev.1 — CR on TS 38.171 requirements for relative signal power levels of BDS

CR 0011 — CR for TS38.171, Introduction of BDS B1C in A-GNSS

CR 0012 — Addition of missing data for BDS B1C

CR 0013 — Frequency bands for testing of A-GNSS sensitivity requirements

CR 0013 rev.1 — Frequency bands for testing of A-GNSS sensitivity requirements

CR 0015 — Big CR to TS 38.171 on requirements maintenance (Rel-16)

CR 0016 — Frequency bands for testing of A-GNSS sensitivity requirements

CR 0017 — CR on TS 38.171 requirements for support of A-GNSS

CR 0021 — CR to TS 38.171: Corrections to NR A-GNSS requirements (Rel 16)

CR 0027 — (NR_newRAT-Perf) CR to TS 38.171: Clarification of applicability of A-GNSS test cases (Rel 16)

Version history

Indexed versions

Showing 23 of 23 indexed versions.

19.1.0Rel-19RAN#1092025-10-05
19.0.0Rel-19RAN#1082025-06-23
18.0.1Rel-18SA#1032024-04-04
18.0.0Rel-18SA#1032024-04-04
17.4.0Rel-17RAN#1012023-09-29
17.3.0Rel-17RAN#1002023-06-29
16.5.0Rel-16RAN#1002023-06-29
17.2.0Rel-17RAN#97-e2022-09-26
17.1.0Rel-17RAN#962022-06-24
16.4.0Rel-16RAN#962022-06-24
17.0.0Rel-17SA#95-e2022-04-01
16.3.0Rel-16RAN#94-e2022-01-11
16.2.0Rel-16RAN#93-e2021-10-01
15.4.0Rel-15RAN#93-e2021-10-01
16.1.0Rel-16RAN#92-e2021-07-07
16.0.0Rel-16RAN#88-e2020-07-17
15.3.0Rel-15RAN#87-e2020-04-08
15.2.0Rel-15RAN#862020-01-13
15.1.0Rel-15RAN#832019-04-04
15.0.0Rel-15RAN#822019-01-15
0.2.0Rel-15 · pre-approvalRAN4#892018-12-13
0.1.0Rel-15 · pre-approvalRAN4#892018-12-13
1.0.0Rel-15 · pre-approvalRAN4#892018-11-28

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 38.171

NR_newRAT-Core

Core part: New Radio Access Technology

Rel-15parsed
NR_newRAT-Perf

Perf. part: New Radio Access Technology

Rel-15official
TEI16

(Small) Technical Enhancements and Improvements for Rel-16

Historical association · verification pending
Rel-16historical link
NR_pos_enh-Perf

Perf. part: NR positioning enhancements

Rel-17parsed
TEI17

(Small) Technical Enhancements and Improvements for Rel-17

Rel-17parsed
LCS_BDS_B2b_LTE_NR-Perf

Perf. part: Introduction of BDS (BeiDou Navigation Satellite System) B2b Signal in A-GNSS for LTE and NR

Rel-19parsed
LCS_NAVIC_L1_SPS_NR_LTE-Perf

Perf. part: Introduction of A-GNSS support for NavIC (Navigation with Indian Constellation) L1 SPS (Standard Positioning Service) in NR & LTE

Rel-19parsed

Knowledge graph

Related standards

No graph edges indexed yet. The graph API is available at this JSON endpoint.