<<UPDATED 2019-08-26>> Mrs. Yin Gao (ZTE Corporation / CCSA) re-elected RAN WG3 Vice-Chair (for a 2nd term) by acclamation during RAN WG3#105 in Ljubljana, on Monday 26th August 2019.
RAN WG3 is responsible for the Overall UTRAN/E-UTRAN architecture and the specification of protocols for the Iu, Iur, Iub, S1 and X2 interfaces.
Terms of Reference
The latest terms of reference were approved at RAN#71
in document RP-160060.
Within the scope of TSG RAN, RAN WG3 is responsible for the development of specifications dealing with UTRA, Evolved UTRA, and beyond, and in particular for:
- Overall UTRAN and E-UTRAN architecture
- Synchronisation in UTRAN and E-UTRAN
- Stage 2 work of Work Items allocated by TSG RAN to RAN WG3
- UTRAN and E-UTRAN O&M requirements
- Iu interface protocol specifications, i.e. access stratum protocols over the Iu reference point
- Iur and Iub interface protocol specifications
- Iupc interface protocol specifications
- Iubc interface protocol specifications
- Transport of implementation specific O&M between the Management System and Node B
- Application of the RANAP on the E-interface
- Iu-ant interface protocol specifications (RF-parts of the layer 1 specification are under the responsibility of RAN4)
- Parts of Iu and Iur protocols common to GERAN and UTRAN (Iu-g and Iur-g)
- S1 and X2 interface protocol specifications
- M1, M2 and M3 interface protocol specifications
- Iuh, and Iurh interface protocols specification
- LTE Positioning Protocol A (LPPa)
- Xw interface protocol specifications
Useful links and information
| About RAN WG3 | List of elected officials |
| Documents | Meeting documents |
| Specifications | |
| Work items | |
| Meetings | Next meeting information & previous meeting reports and documents |
| Liaisons Statements | |
| Full RAN WG3 meeting calendar | |
| General info | Email exploder lists |
| RAN Working groups and Ad Hoc groups | |
|---|---|
| TSG RAN Plenary | |
| TSG RAN WG1 | Radio Layer 1 specification |
| TSG RAN WG2 | Radio Layer 2 and Radio Layer 3 RR specification |
| TSG RAN WG3 | Iub Iur and Iu specification - UTRAN O&M requirements |
| TSG RAN WG4 | Radio performance and protocol aspects (system) - RF parameters and BS conformance |
| TSG RAN WG5 | Mobile terminal conformance testing |
| TSG RAN WG6 | Legacy RAN radio and protocol |
| TSG RAN AHG1 | Ad-hoc group on ITU (internal) co-ordination |
