Release ledger
Canonical Atlas record
TS 38.291
NR; Ambient IoT Physical layer
Responsible WGR1
StatusUnder change control
Initial releaseRel-19
Selected releaseRel-19
Latest indexed version19.3.0
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
3 indexed Change Requests · 2 connected Work Items.
Showing 3 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0003 — CR on D2R transmission time determination in TS 38.291
CR 0002 — Corrections to the Ambient IoT physical layer
CR 0001 — Corrections to the Ambient IoT physical layer
Version history
Indexed versions
Showing 7 of 7 indexed versions.
19.3.0Rel-19RAN#1112026-03-20
19.2.0Rel-19RAN#1102026-01-15
19.1.0Rel-19RAN#1092025-09-30
19.0.0Rel-19RAN#1082025-07-04
0.2.0Rel-19 · pre-approvalRAN1#1212025-07-03
1.0.0Rel-19 · pre-approvalRAN#1082025-06-04
0.1.0Rel-19 · pre-approvalRAN1#120-bis2025-05-13
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 38.291
Ambient_IoT_Solutions
Rel-19officialSolutions for Ambient IoT (Internet of Things) in NR
Ambient_IoT_Solutions-Core
Rel-19parsedCore part: Solutions for Ambient IoT (Internet of Things) in NR
Knowledge graph
Related standards
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