Release ledger
Canonical Atlas record
TS 25.433
UTRAN Iub interface Node B Application Part (NBAP) signalling
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 · 11 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0409 rev.3 — Ambiguity in CM handling
CR 0002 — Editorial Improvements of NBAP version 3.0.0
CR 0003 — Insertion of missing mapping table; Functions to Elementary Procedures
CR 0004 — Replacement of the Error Indication procedure with the procedure text agreed at RAN WG3 #9
CR 0005 — Missing Cause Values in the RL Failure procedure
CR 0007 — Scope of Transaction id
CR 0008 rev.3 — Addition of measurement threshold information elements.
CR 0009 — NBAP Extendibility
CR 0010 — Correction of Antenna Diversity parameters for TDD
CR 0011 rev.2 — Update to R3-000441.
CR 0012 rev.4 — Physical shared channel reconfiguration
CR 0013 — Repetition of compressed mode information elements.
Version history
Indexed versions
Showing 60 of 157 indexed versions.
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 25.433
Rel-4 RAN improvements
Low Chip Rate TDD option
Iub/Iur protocol aspects - for Low Chip Rate TDD option
Iub/Iur interfaces for methods Rel 99
Node B synchronization for TDD
DSCH power control improvement in soft handover
(Small) Technical Enhancements and Improvements for Rel-4
IP transport in the UTRAN
Rel-5 RAN improvements
High Speed Downlink Packet Access
Iub/Iur protocol aspects - for High Speed Downlink Packet Access
UE positioning enhancements for 1.28 Mcps TDD
Rel-5 Location Services enhancements
UE positioning for Rel-5 Location Services enhancements
Node B Synchronisation for 1.28 Mcps TDD
RL Timing Adjustment
RRM optimization for Iur and Iub
Support of Site Selection Diversity Transmission in UTRAN
Separation of resource reservation and radio link activation
Re-arrangements of Iub transport bearers
Enhancement on the DSCH hard split mode
(Small) Technical Enhancements and Improvements for Rel-5
Rel-5 Terminal interfaces
RAB support enhancement
Deleted - Rel-6 Evolutions of the transport in the UTRAN (ETRAN)
Rel-6 RAN improvements
Rel-6 Charging Management
FDD Enhanced Uplink
FDD Enhanced Uplink - UTRAN Iub/Iur Protocol Aspects
FDD Enhanced Uplink - Layer 2 and 3 Protocol Aspects
Charging Data Record (CDR) file format and transfer
Charging Management for the Service domain
Diameter charging applications
CS domain charging
PS domain charging
CDR transfer
OCS: Applications and interfaces
CDR parameter description
Online Charging System (OCS) architecture study
Charging architecture and principles
Multimedia Broadcast and Multicast Service
Introduction of MBMS in RAN
Beamforming Enhancements
HS-DPCCH ACK/NACK Enhancement
optimization of channelisation code utilisation for 3.84 Mcps TDD
Optimization of downlink channelisation code utilisation
Rel-6 RRM optimization for Iur and Iub
(Small) Technical Enhancements and Improvements for Rel-6
Rel-7 RAN improvements
CT1 aspects of Mp
Deleted - CT3 aspects of Mp
Rel-7 Improvements of the Radio Interface
Stage 1/2 for Towards AGNSS Concept
3.84 Mcps TDD Enhanced Uplink
EDCHTDD: UTRAN Iub/Iur Protocol Aspects
1.28 Mcps TDD Enhanced Uplink
1.28 Mcps TDD Enhanced Uplink: UTRAN Iub/Iur Protocol Aspects
1.28 Mcps TDD Enhanced Uplink: Layer 2 and 3 Protocol Aspects
Location Services enhancements
Global Navigation Satellite System (GNSS) in UTRAN
MBMS FDD Physical layer Enhancements
MBMS Low Chip Rate TDD Physical Layer Enhancement
MBMS TDD Physical layer Enhancements
Multiple-Input Multiple-Output (MIMO) antennas
MIMO - Iub/Iur Protocol Aspects
MIMO - Layer 2,3 aspects
Mp (MRFC - MRFP) interface
Introduction of 16QAM in HSUPA (FDD)
64QAM for HSDPA (FDD)
Continuous connectivity for packet data users
Enhanced CELL_FACH State in FDD
Extended WCDMA Cell Range
Improved L2 support for high data rates
7.68 Mcps TDD Enhanced Uplink
(Small) Technical Enhancements and Improvements for Rel-7
7.68 Mcps TDD option
VHCRTDD: UTRAN Iub/Iur Protocol Aspects
Support for Additional Navigation Satellite Systems (ANSS) for LCS
Rel-8 RAN improvements
Flexible Alerting
Rel-8 LTE 3G Long Term Evolution - Evolved Packet System RAN part
LTE eUTRAN Interfaces
3.84 Mcps TDD MBMS over a Single Frequency Network (MBSFN) Integrated Mobile Broadcast
64QAM for 1.28 Mcps TDD HSDPA
Combination of 64QAM and MIMO for HSDPA (FDD)
RAN2 part of Support for Additional Navigation Satellite Systems (ANSS) for LCS
Dual-Cell HSDPA operation on adjacent carriers
Enhanced UE Discontinuous Reception (DRX) for FDD
Enhanced CELL_FACH state in 1.28 Mcps TDD
HS-DSCH Serving Cell Change Enhancements
Enhancements for FDD HSPA Evolution
HSPA VoIP to WCDMA/GSM CS continuity
Continuous Connectivity for packet data users for 1.28 Mcps TDD
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
Enhancements for Serving Radio Network Subsystem (SRNS) Relocation Procedure
Enhanced Uplink for CELL_FACH State in FDD
Improved L2 for uplink
(Small) Technical Enhancements and Improvements for Rel-8
Cell Portion for 1.28 Mcps TDD
Rel-9 RAN improvements
Dual-Cell HSUPA
Combination of DC-HSDPA with MIMO
Support for different bands for Dual-Cell HSDPA
Transmit Antenna Array (TxAA) extension for non-MIMO UEs
(Small) Technical Enhancements and Improvements for Rel-9
Four carrier HSDPA
Core part: Four carrier HSDPA
Core part: Minimization of Drive Tests for E-UTRAN and UTRAN
Core part: MU-MIMO for 1.28Mcps TDD
1.28 Mcps TDD Multi-carrier HSUPA
(Small) Technical Enhancements and Improvements for Rel-10
Four Branch MIMO transmission for HSDPA
Core part: Four Branch MIMO transmission for HSDPA
Core part: Eight carrier HSDPA
Core part: Further Enhancements to CELL_FACH
HSDPA Multiflow Data Transmission
Core part: HSDPA Multiflow Data Transmission
Core part: Uplink Transmit Diversity for HSPA - Closed Loop
Core part: Uplink Transmit Diversity for HSPA - Open Loop
MIMO with 64QAM for HSUPA
Core part: MIMO with 64QAM for HSUPA
Core part: Non-contiguous 4C-HSDPA operation
Core part: Further Self Optimizing Networks (SON) enhancements
(Small) Technical Enhancements and Improvements for Rel-11
Core part: Enhancement of Minimization of Drive Tests for E-UTRAN and UTRAN
Core part: Further Enhanced Uplink (EUL) enhancements
Core part: HSPA signalling enhancements for more efficient resource usage for LCR TDD
Core part: Support for BeiDou Navigation Satellite System (BDS) for UTRA
Core part: Increasing the minimum number of carriers for UE monitoring in UTRA and E-UTRA
Core part: L-band for Supplemental Downlink in E-UTRA and UTRA
MBMS Improvements
(Small) Technical Enhancements and Improvements for Rel-12
Core part: Dedicated Channel (DCH) enhancements for UMTS
Core part: Heterogeneous Networks enhancements
Perf. part: Heterogeneous Networks enhancements
Core part: UMTS Mobility enhancements for heterogeneous networks
Core part: WLAN/3GPP Radio Interworking
Core part: Enhanced Broadcast of System Information
Core part: RAN aspects of Application specific Congestion control for Data Communication
Core part: Dual Carrier HSUPA Enhancements for UTRAN CS
Core part: Multiflow Enhancements for UTRA
HSPA Dual-Band UL carrier aggregation
(Small) Technical Enhancements and Improvements for Rel-13
Core part: L2/L3 Downlink enhancements for UMTS
Core part: Downlink TPC Enhancements for UMTS
Core part: Network-Assisted Interference Cancellation and Suppression for UMTS
Core part: DTX/DRX enhancements in CELL_FACH
(Small) Technical Enhancements and Improvements for Rel-14
Multi-Carrier Enhancements for UMTS
Core part: Multi-Carrier Enhancements for UMTS
Core part: Simplified HS-SCCH for UMTS
Charging
Harmonized Standard
Location Services
Lawful Interception for GSM Features transposed to UMTS
Man-Machine Interface (MMI) of the User Equipment (UE)
OAM Principles and High-level Requirements
Wide area network Synchronization and object exchange
(Small) Technical Enhancements and Improvements for R99
UMTS
UMTS phase 1
UMTS Terrestrial Radio Access Network
Knowledge graph
Related standards
No graph edges indexed yet. The graph API is available at this JSON endpoint.