Liaison Statements


Incoming liaisons for: SA4

Number of incoming LS documents: 19


This page is maintained by the Liaison co-ordinator

For your convenience, we have provided a CSV file containing the complete set of data here

TO ▲▼
CC ▲▼
Tdoc number ▲▼
Title ▲▼
Date available ▲▼
Source committee ▲▼
SA4 RAN4, RAN2, SA2, CT1 R1-2506541 Reply LS on the RAN simulation assumptions for ULBC 2025-08-29 RAN1, Qualcomm
SA2 RAN2, SA4, CT1, SA3, SA1 R1-2508096 Reply LS on issues related to support of IMS voice over NB-IoT NTN connected to EPC 2025-10-17 RAN1, Qualcomm
SA4 SA R1-2509596 LS on traffic model for immersive communication 2025-11-21 RAN1
SA2 SA4, CT1, SA3, SA1, RAN1 R2-2507784 Reply LS on issues related to support of IMS voice over NB-IoT NTN connected to EPC 2025-10-16 RAN2
SA4 RAN1, SA2, CT1 R2-2507790 Reply LS on the RAN simulation assumptions, bundling period and SPS for ULBC 2025-10-17 RAN2
SA4 RAN2, SA5 R3-255896 Reply LS on MBS Communication Service Type 2025-08-30 RAN3(Nokia)
SA WG4 RAN1, RAN2, SA2 R4-2511782 Response LS on the RAN simulation assumptions for ULBC 2025-09-01 Xiaomi
SA2 RAN2, SA4, CT1, SA3, RAN1 S1-254508 LS reply to SA2 (cc RAN2, SA4, CT1, SA3, RAN1) on IMS voice over NB-IoT NTN connected to EPC 2025-11-26 SA1
SA SA2, SA3, SA4, SA6, CT S1-254509 Reply LS to SA (cc SA2, SA3, SA4, SA6, CT) on external data channel content access requirements 2025-11-26 SA1
SA WG4 RAN WG1, RAN WG2, RAN WG4, SA WG1, CT WG1 S2-2507578 Reply LS on the RAN simulation assumptions for ULBC 2025-09-01 SA WG2
RAN WG2, SA WG4, CT WG1, SA WG3, SA WG1, RAN WG1 S2-2507636 LS on issues related to support of IMS voice over NB-IoT NTN connected to EPC 2025-09-01 SA WG2
SA WG4 S2-2510954 LS on AI/ML for Media 2025-11-24 SA WG2
SA2 RAN2, SA4, CT1, SA1, RAN1 S3-253797 Reply LS on issues related to support of IMS voice over NB-IoT NTN connected to EPC 2025-10-20 vivo
SA2, SA3-LI SA4, CT1 S3-253806 LS reply on LI requirements on IMS Data Channel 2025-10-20 Nokia, Nokia Shanghai Bell
SA2 SA4 S3-254551 Reply to: Reply LS on Avatar Security Aspects 2025-12-01 Ericsson
SA4, SA2 CT1, SA3 s3i250185 LS to SA4, SA2 (Cc. CT1, SA3) on LI requirements on IMS Data Channel 2025-05-02 SA3-LI
SA SA1, SA2, SA3, SA4, CT S6-255643 Reply LS on external data channel content access 2025-11-24 SA6
GSMA NG UPG TSG CT, SA WG1, SA WG2, SA WG3, SA WG4, SA WG6 SP-251693 LS Response on external data channel content access requirements 2025-12-12 TSG SA
All ITU Study Groups, IEC/ISO JSEG15, IEC TC57, IEC TC65, IEC TC79, IEC TC85, IEC TC100, IEC TC110, ISO TC68, ISO TC69, ISO TC133, ISO TC184, ISO TC 307, ISO/IEC JTC1/SC6, ISO/IEC JTC1/SC17, ISO/IEC JTC1/SC24, ISO/IEC JTC1/SC27, ISO/IEC JTC1/SC29, ISO/IEC JTC1/SC31, ISO/IEC JTC1/SC35, ISO/IEC JTC1/SC36, ISO/IEC JTC1/SC38, ISO/IEC JTC1/SC41, ISO/IEC JTC1/SC42, ISO/IEC JTC1/SC43, ISO/IEC JTC 1/SC2, IEEE SA, W3C, IETF, ETSI ISG-ARF, 3GPP TSG SA, 3GPP TSG SA WG1, 3GPP TSG SA WG4, IPv6 Forum, Broadband Forum, TMForum, INATBA, ITU IRG AVA, ETSI TC Cyber, World Metaverse Council, Metaverse Standards Forum, Open Metaverse Foundation, Digital Twin Consortium, VRM consortium, IOWN Global Forum, GI-AI4H, JCA-AHF, ASTAP, Khronos Group, Global Initiative on Virtual Worlds and AI – Discovering the Citiverse TSAG JCA-MV-LS1 LS on Invitation to Nominate Representatives to ITU-T JCA-MV and Provide Input to the Metaverse Standardization Roadmap 2025-12-01 ITU-T JCA-MV

page last updated: 2025-12-19 14:30