Release ledger
Version · WI · CR evidence by release
Release 19993.1.00 WI0 CRs
Canonical Atlas record
TS 26.091
Mandatory Speech Codec speech processing functions; Adaptive Multi-Rate (AMR) speech codec; Error concealment of lost frames
Responsible WGS4
StatusUnder change control
Initial releaseRel-4
Selected releaseRel-99
Latest indexed version19.0.0
Series26
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-99 snapshot
Work affecting this release
0 indexed Change Requests · 1 connected Work Item.
Showing 1 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0001 — Use of random excitation when RX_NODATA and not in DTX.
Version history
Indexed versions
Showing 20 of 20 indexed versions.
19.0.0Rel-19SA#1092025-10-20
18.0.0Rel-18SA#1032024-04-26
17.0.0Rel-17SA#95-e2022-04-07
16.0.0Rel-16SA#88-e2020-07-21
15.0.0Rel-15SA#802018-06-22
14.0.0Rel-14SA#752017-03-17
13.0.0Rel-13SA#702015-12-18
12.0.0Rel-12SA#652014-09-26
11.0.0Rel-11SA#572012-09-21
10.0.0Rel-10SA#512011-04-05
9.0.0Rel-9SA#462009-12-18
8.0.0Rel-8SA#422008-12-18
7.0.0Rel-7SA#362007-06-21
6.0.0Rel-6SA#262005-01-06
5.0.0Rel-5SA-#162002-06-28
4.0.0Rel-4SA-#112001-04-10
3.1.0Release 1999SA-#61999-12-17
3.0.1Release 1999SA-#51999-10-13
3.0.0Release 1999SA-#41999-06-23
1.0.0Release 1999SA-#31999-04-26
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 26.091
CH
Rel-6historical linkRel-6 Charging Management
Historical association · verification pendingMandatory_Speech_Codec,AMR-NB,AMR
R99historical linkMandatory speech codec for narrowband telephony service
Historical association · verification pendingKnowledge graph
Related standards
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