Release ledger
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 · 3 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR A023 — CHANNEL MODE MODIFY, phase and RATSCCH
CR A008 rev.1 — Clarification on the allowed transitions of the Codec Mode Indication
CR A008 rev.2 — Clarification on the allowed transitions of the Codec Mode Indication
CR A010 — 05.09-A010 ACS changes (R99)
CR A012 — 05.09-A012 RATSCCH Mapping (R99)
CR A014 rev.1 — Clarification on decision thresholds
CR A016 — Alignment of ACS change with Layer 3 signalling
CR A018 rev.1 — Clarification of Transmitter/Receiver synchonisation
CR A018 rev.2 — Clarification of Transmitter/Receiver synchonisation
CR A021 — RATSCCH protocol: repetition of REQ messages and other corrections
CR A021 rev.1 — RATSCCH protocol: repetition of REQ messages and other corrections
CR A021 rev.2 — RATSCCH protocol: repetition of REQ messages and other corrections
Version history
Indexed versions
Showing 20 of 20 indexed versions.
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 05.09
Downlink Advanced Receiver Performance
In Case of Emergency numbers storage and easy access on UICC
Historical association · verification pendingRe-definition of channel quality measure used for AMR link adaptation for Downlink Advanced Receiver Performance (DARP) MS
Historical association · verification pendingMandatory speech codec for narrowband telephony service
Historical association · verification pending(Small) Technical Enhancements and Improvements for R99
Knowledge graph
Related standards
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