Release ledger
Version · WI · CR evidence by release
Release 19993.1.00 WI0 CRs
Canonical Atlas record
TS 23.920
Evolution of the GSM platform towards UMTS
Responsible WG—
StatusWithdrawn under change control
Initial releaseRelease 1999
Selected releaseRel-99
Latest indexed version3.1.0
Series23
TypeTS
Release evolution
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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 · 0 connected Work Items.
Showing 7 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0008 — UMTS - GSM handover
CR 0010 — Deletion of the Cell Broadcast System Architecture
CR 0001 rev.1 — Common Communication Channel and Cell Broadcast Service in UMTS
CR 0002 — Addition of key issues on U-plane Iu reference point
CR 0003 — UHLR and UMAP changed to HLR and MAP
CR 0004 rev.1 — Turbo Charger
CR 0005 rev.3 — Use of single MSISDN for CS and PS voice services
Version history
Indexed versions
Showing 6 of 6 indexed versions.
3.1.0Release 1999SA-#51999-10-13
3.0.0Release 1999SA-#41999-06-23
1.0.0Release 1999SA-#31999-04-23
1.0.0Release 1999-1999-04-01
0.6.1Release 1999-1999-03-04
0.0.3Release 1999-1997-10-17
Atlas classifications
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Work Items
Standards work connected to TS 23.920
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Knowledge graph
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