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-17
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-17 snapshot
Work affecting this release
8 indexed Change Requests · 2 connected Work Items.
Showing 8 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0028 — (NR_newRAT-Perf) CR to TS 38.171: Clarification of applicability of A-GNSS test cases (Rel 17)
CR 0024 rev.1 — CR on TS 38.171 requirements for relative signal power levels of BDS
CR 0024 — CR on TS 38.171 requirements for relative signal power levels of BDS
CR 0019 — Big CR for 38.171 (Rel-17)
CR 0022 — CR to TS 38.171: Corrections to NR A-GNSS requirements (Rel 17)
CR 0018 — CR on TS 38.171 requirements for support of A-GNSS
CR 0025 rev.1 — Requirements for NavIC L5 A-GNSS support
CR 0025 — Requirements for NavIC L5 A-GNSS support
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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