Release ledger
Canonical Atlas record
TR 26.959
Study on enhanced Voice over LTE (VoLTE) performance
Responsible WGS4
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-16
Latest indexed version19.0.0
Series26
TypeTR
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-16 snapshot
Work affecting this release
2 indexed Change Requests · 1 connected Work Item.
Showing 2 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0001 — CR 26.959 Updates based on CHEM feature
CR 0001 rev.1 — Updates based on CHEM feature
Version history
Indexed versions
Showing 13 of 13 indexed versions.
19.0.0Rel-19SA#1092025-10-24
18.0.0Rel-18SA#1032024-05-15
17.0.0Rel-17SA#95-e2022-04-07
16.0.0Rel-16SA#852019-09-27
15.0.0Rel-15SA#802018-06-22
2.0.0Rel-15 · pre-approvalSA#802018-05-28
1.3.0Rel-15 · pre-approvalSA4#982018-05-08
1.2.0Rel-15 · pre-approvalSA4#982018-05-08
1.1.0Rel-15 · pre-approvalSA4#972018-02-22
0.2.1Rel-15 · pre-approvalSA4#962018-01-08
0.2.0Rel-15 · pre-approvalSA4#962018-01-08
1.0.0Rel-15 · pre-approvalSA#782017-11-30
0.1.0Rel-15 · pre-approvalSA4#952017-10-23
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TR 26.959
FS_eVoLP
Rel-15historical linkS4 aspects of FS_eVoLP
Historical association · verification pendingCHEM
Rel-16parsedCoverage and Handoff Enhancements for Multimedia
Knowledge graph
Related standards
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