Release ledger
Canonical Atlas record
TS 25.223
Spreading and modulation (TDD)
Release evolution
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Rel-4 snapshot
Work affecting this release
10 indexed Change Requests · 5 connected Work Items.
Showing 10 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0019 — Addition to the abbreviation list and definition of a constant
CR 0021 rev.1 — Clarification of notations in TS25.221 and TS25.223
CR 0022 rev.1 — Clarification of notations in TS25.221 and TS25.223
CR 0023 — A correction of Figure 7 in subclause 7.7.2 of TS 25.223
CR 0025 rev.1 — Removal of quantisation of bj gain factor when calculated from a reference TFC
CR 0028 — Channelisation code-specific multiplier operation under autonomous SF change
CR 0030 — Alignment of gamma(i) gains of 25.223 with SIR target of WG2 25.331
CR 0032 — Editorial modification to the section numberings
CR 0016 — Cell synchronisation codes for R'4 Node B sync over air interface in UTRA TDD
CR 0017 rev.1 — Inclusion of 1.28Mcps TDD in TS 25.223
Version history
Indexed versions
Showing 52 of 52 indexed versions.
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 25.223
Rel-4 RAN improvements
Historical association · verification pendingLow Chip Rate TDD option
Historical association · verification pendingPhysical layer for Low Chip Rate TDD option
Node B synchronization for TDD
(Small) Technical Enhancements and Improvements for Rel-4
Rel-5 RAN improvements
Historical association · verification pendingHigh Speed Downlink Packet Access
Historical association · verification pendingPhysical Layer for High Speed Downlink Packet Access
(Small) Technical Enhancements and Improvements for Rel-5
Rel-6 RAN improvements
Historical association · verification pendingRel-6 Charging Management
Historical association · verification pendingFDD Enhanced Uplink
Historical association · verification pendingFDD Enhanced Uplink - Physical Layer
Historical association · verification pendingMultimedia Broadcast and Multicast Service
Historical association · verification pendingRel-7 RAN improvements
Historical association · verification pending3.84 Mcps TDD Enhanced Uplink
Historical association · verification pendingEDCHTDD: Physical Layer
1.28 Mcps TDD Enhanced Uplink
Historical association · verification pending1.28 Mcps TDD Enhanced Uplink: Physical Layer
MBMS Low Chip Rate TDD Physical Layer Enhancement
MBMS TDD Physical layer Enhancements
Mp (MRFC - MRFP) interface
Historical association · verification pending7.68 Mcps TDD Enhanced Uplink
(Small) Technical Enhancements and Improvements for Rel-7
7.68 Mcps TDD option
Historical association · verification pendingVHCRTDD: Physical Layer
Rel-8 RAN improvements
Historical association · verification pending3.84 Mcps TDD MBMS over a Single Frequency Network (MBSFN) Integrated Mobile Broadcast
64QAM for 1.28 Mcps TDD HSDPA
MIMO for 1.28 Mcps TDD. Linked to Rel-8 Study on Scope of future HSPA Evolution for 1.28 Mcps TDD (UID_370041) TR 25.824
Historical association · verification pendingRel-9 RAN improvements
Historical association · verification pendingCore part: MU-MIMO for 1.28Mcps TDD
1.28 Mcps TDD Multi-carrier HSUPA
Harmonized Standard
Historical association · verification pendingWide area network Synchronization and object exchange
Historical association · verification pending(Small) Technical Enhancements and Improvements for R99
UMTS Terrestrial Radio Access Network
Historical association · verification pendingKnowledge graph
Related standards
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