Release ledger
Canonical Atlas record
TS 38.171
NR; Requirements for support of Assisted Global Navigation Satellite System (A-GNSS)
Responsible WGR4
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-19
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.
Rel-19 snapshot
Work affecting this release
2 indexed Change Requests · 2 connected Work Items.
Showing 2 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0031 — CR for TS 38.171 to introduce BDS B2b signal in A-GNSS
CR 0030 — Introduction of UE performance requirements for support of NavIC L1 in NR
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
Rel-15parsedCore part: New Radio Access Technology
NR_newRAT-Perf
Rel-15officialPerf. part: New Radio Access Technology
TEI16
Rel-16historical link(Small) Technical Enhancements and Improvements for Rel-16
Historical association · verification pendingNR_pos_enh-Perf
Rel-17parsedPerf. part: NR positioning enhancements
TEI17
Rel-17parsed(Small) Technical Enhancements and Improvements for Rel-17
LCS_BDS_B2b_LTE_NR-Perf
Rel-19parsedPerf. part: Introduction of BDS (BeiDou Navigation Satellite System) B2b Signal in A-GNSS for LTE and NR
LCS_NAVIC_L1_SPS_NR_LTE-Perf
Rel-19parsedPerf. part: Introduction of A-GNSS support for NavIC (Navigation with Indian Constellation) L1 SPS (Standard Positioning Service) in NR & LTE
Knowledge graph
Related standards
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