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Technical report detailing proposed changes and discussions for 6G data collection under TR 38.760-3 during the 3GPP TSG-RAN WG3 #131 meeting.
Year:
2026
Location:
Göteborg, Sweden
Topic:
6G Data Collection
Document Type:
Meeting Document
Organization:
3GPP TSG-RAN WG3
Authors:
Ericsson, Jio Platforms
Agenda Item:
10.2
Purpose:
Agreement
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Year:
2026
Location:
Göteborg, Sweden
Organization:
3GPP TSG-RAN WG4
Document type:
Meeting summary / Technical report
Topic:
AI/ML-based CSI compression, dataset and model development, inter-vendor interoperability
Contributors:
Ericsson, Xiaomi, Apple, CMCC, Oppo, Huawei, Nokia, LG Electronics, NTU
Agenda item:
7.9.1
Target audience:
RAN4 members, technical experts in 3GPP standards
Date of meeting:
9–13 February 2026
Document purpose:
Information and discussion of proposals and observations on AI/ML-based CSI compression
Related releases:
Rel-19, Rel-20
Standards referenced:
38.101-1, 38.214
Technical focus:
Test decoders, reference encoders, dataset alignment, model generalization, LCM requirements
Year:
2026
City:
Göteborg
Country:
Sweden
Dates:
9–13 February 2026
Topic:
NR to LTE mobility restriction in 5G and EPS networks
Document Type:
Liaison statement reply
Organization:
3GPP TSG-RAN WG3 (RAN3)
Source Group:
RAN3
Recipient Organizations:
SA2, CT4
Related References:
S2-2511202; R3-260015
Release:
Rel-20
Work Item:
TEI20_NRLTEREST
Contact Person:
Mio Nakamura
Contact Email:
[email protected]
Attachments:
R3-260643; R3-260644
Action Requested:
SA2 and CT4 to take the information into account
Subject Area:
NGAP and XnAP signaling support for NR 5GS to LTE EPS mobility restriction
Year:
2026
Location:
Göteborg, Sweden
Organization:
3GPP TSG-RAN WG4
Document type:
Meeting report / Technical summary
Source:
Moderator (THALES)
Agenda item:
7.14.1–7.14.2
Authors/Contributors:
Nokia, Samsung, ZTECorporation, Sanechips, vivo, Huawei, HiSilicon, Ericsson, CMCC, CATT, LG Electronics Inc., Xiaomi, Apple, THALES, EUTELSAT
Scope:
GNSS resilient NR-NTN operation
Related documents:
13 contributions considered (12 available, 1 withdrawn)
Discussion points:
Initial access, connected mode tracking, mobility & handover, capability signaling, RRM measurement requirements, UE pre-compensation, location-based triggers
Purpose:
Information and discussion on proposals for NR-NTN GNSS resilience study
Year:
2026
Location:
Göteborg, Sweden
Subject:
NR NTN and NGSO test requirements and methodologies
Document type:
Meeting report / Technical summary
Organization:
3GPP TSG-RAN WG4
Moderator:
Ericsson
Contributors:
Ericsson, Samsung, Huawei, HiSilicon, Anritsu Corporation
Agenda items:
6.6.2.3, 6.6.3.1, 6.6.3.3
Target audience:
RAN working group members
Period:
9–13 February 2026
Related specifications:
TS 38.108, TS 38.181, TS 38.101-5, TS 36.102, TS 38.331
Topics addressed:
SAN demodulation performance for UE supporting <5MHz NTN, NGSO channel and propagation models, initial ephemeris configuration, epochTime setup, CR proposals and recommendations
Year:
2026
Location:
Göteborg, Sweden
Topic:
NGSO satellite ephemeris and orbital parameter support
Document Type:
Technical meeting report
Organization:
3GPP TSG-RAN WG4
Author:
Ericsson
Audience:
3GPP members and participating engineers
Agenda Item:
6.22
Sub-topic:
2-1 Support of orbital parameters
Issues Covered:
2-1-1 Initial ephemeris information, 2-1-2 Configuration of epochTime, 2-1-3 Procedure to support orbital parameters
Parameters Specified:
positionX-r17, positionY-r17, positionZ-r17, velocityVX-r17, velocityVY-r17, velocityVZ-r17, semiMajorAxis-r17, eccentricity-r17, periapsis-r17, longitude-r17, inclination-r17, meanAnomaly-r17
Assumptions:
Satellite-UE elevation angle 30.11 degrees, one-way delay 3.60 ms, Doppler 19.83 ppm, ECI axes aligned with ECEF axes
Methodologies:
Runge-Kutta Newton’s method for state vector and orbital parameter computation
Contextual Description:
Technical report detailing the initial ephemeris values, configuration procedures, and methods for supporting NGSO satellite orbital parameters for Rel-19 Demodulation in a 3GPP WG4 meeting.
Year:
2025
Region / city:
Dallas, US
Topic:
6G RAN-CN interface options
Document type:
Technical Proposal
Organization / Institution:
ZTE Corporation
Target audience:
RAN3 participants, network engineers
Approval date:
TBD
Date of change:
17-21 November, 2025
Year:
2026
Region / City:
Goteborg, Sweden
Topic:
6G RAN-CN SBI options
Document Type:
Technical Proposal
Organization:
ZTE Corporation
Author:
ZTE Corporation
Target Audience:
RAN3 participants, 6G researchers, standardization bodies
Approval Date:
2026-02-09
Modification Date:
N/A
Year:
2026
Region / City:
Goteborg, Sweden
Topic:
6G RAN-CN SBI options
Document Type:
Meeting Document
Organization:
3GPP TSG-RAN3
Author:
ZTE Corporation
Target Audience:
Technical stakeholders in 6G RAN-CN development
Approval Date:
9th Feb 2026
Amendment Date:
Not specified
Period of Validity:
Not specified
Agenda Item:
10.3.2.2
Year:
2025
Region / City:
Dallas, US
Topic:
6G RAN-CN Interface Options
Document Type:
Technical Paper
Organization:
ZTE Corporation
Author:
ZTE Corporation
Target Audience:
3GPP TSG-RAN WG3 Members
Approval Date:
2025-11-17
Document Approval Status:
Approved
Year:
2026
Region / City:
Goteborg, Sweden
Topic:
6G RAN-CN SBI options
Document Type:
Meeting Agenda
Organization:
3GPP TSG-RAN3
Author:
ZTE Corporation
Target Audience:
RAN3 participants and decision-makers
Period of Effect:
9th Feb 2026 - 17th Feb 2026
Approval Date:
Pending
Modification Date:
Pending
Year:
2026
Meeting:
3GPP TSG-RAN3 Meeting #131
Agenda Item:
10.3.2.2
Location:
Gothenburg, Sweden
Dates:
9–13 February 2026
Title:
pCR to TR 38.760-3 on 6G RAN-CN SBI options
Organizations:
ZTE Corporation; CATT
Standardization Body:
3GPP
Working Group:
TSG-RAN3
Document Type:
Proposed Change Request (pCR)
Related Specification:
TR 38.760-3
Technical Domain:
6G Radio Access Network; Core Network Interfaces
Topic:
Service Based Interface (SBI) protocol options between 6G RAN node and CN entity
Purpose:
Discussions and Approval
Protocols Discussed:
TCP, HTTP/2, QUIC, HTTP/3
Interface Concept:
Direct and indirect communication via communication proxy and discovery function
Year:
2025
Region / City:
Dallas, US
Subject:
3GPP Meeting Agenda
Document Type:
Agenda
Organization:
3GPP
Author:
RAN3 Chair
Target Audience:
3GPP participants and delegates
Period of Validity:
November 17–21, 2025
Approval Date:
November 7, 2025
Amendment Date:
N/A
Context:
Document for 3GPP TSG-RAN WG3 meeting outlining agenda and organizational reminders for the meeting
Year:
2019
Region / city:
Chongqing, China
Topic:
Security aspects of 5G architecture and services
Document Type:
Meeting Report
Organ / institution:
3GPP TSG SA WG3
Author:
WG Chair
Target Audience:
3GPP members, security experts, telecommunications professionals
Period of validity:
14/10/2019 to 18/10/2019
Approval Date:
14/10/2019
Modification Date:
Not specified
Meeting:
3GPP TSG-RAN WG3 Meeting #110-e
Working Group:
TSG-RAN WG3
Agenda item:
9.3.4
Document number:
R3-206851
Meeting type:
Electronic Meeting
Meeting dates:
2–12 November 2020
Source:
Qualcomm Incorporated - Moderator
Title:
Summary for CB: #8_DirectDataFwd_DC-SAmobility
Document for:
Discussion and Decision
Companies involved:
Qualcomm Incorporated; CATT; China Telecom; CMCC; Huawei; Nokia; Ericsson; Samsung
Related contributions:
6673; 6675; 6677; 6182; 6183
Technical scope:
Direct data forwarding for inter-system and intra-system handover in EN-DC, NR-NR DC, and NR SA scenarios
Procedures referenced:
SgNB Modification; S-NG-RAN node Modification; SgNB Addition; Handover Required; Handover Request Acknowledge
Interfaces referenced:
S1-AP; NG-AP
Key elements:
Direct Data Forwarding Availability IE; TEID/TNL addresses; SN Direct Forwarding indicator
Meeting:
3GPP TSG-RAN WG3 Meeting #110-e
Document number:
R3-206990
Agenda item:
9.3.7.1
Source:
Ericsson (moderator)
Document for:
Approval
Date:
2–12 November 2020
Subject:
RRC connection reestablishment procedure in TS38.401
Related document:
R3-206811
Companies involved:
Ericsson, Samsung
Technical specification referenced:
TS38.401
Year:
2025
Location:
Wuhan, China
Topic:
AI/ML-assisted Positioning Data Collection
Document Type:
Meeting Report / Technical Summary
Organization:
3GPP TSG-RAN WG3
Author:
CATT (moderator)
Intended Audience:
3GPP Working Group Members
Agenda Item:
20.2
Case Studies Covered:
Case 3a and Case 3b
Referenced Documents:
R3-251509, R3-251510, R3-251617, R3-251618, R3-251692, R3-251719, R3-251770, R3-251800, R3-251801, R3-251867, R3-251868, R3-251953, R3-251957, R3-252001, R3-252018, R3-252027, R3-252306, R3-252420, R3-252427
Key Technologies:
LMF, gNB, NRPPa, NGAP, AI/ML Positioning, TS 38.305, TS 38.455, TS 38.473
Meeting Outcome:
Agreements on data collection procedures, signaling flows, and recommendations for proactive and opportunistic collection methods
Year:
YEAR
Region / City:
City, Country
Topic:
Technical Proposal for BL CR xxxxx
Document Type:
TP (Technical Proposal)
Organ / Institution:
3GPP TSG-RAN WG3
Author:
Company name
Target Audience:
Participants of 3GPP meetings and discussions
Period of validity:
From – to Month YEAR
Date of approval:
Not specified
Date of changes:
Not specified
Year:
2023
Meeting:
3GPP TSG-RAN WG3 Meeting #119bis-e
Dates:
17–26 April 2023
Agenda item:
12.2.2.1
Source:
ZTE; Ericsson; Qualcomm Incorporated; Lenovo; Nokia; Nokia Shanghai Bell
Reference:
R3-232023, Summary of email Discussion on CB: # AIRAN2_LB
Specification concerned:
3GPP TS 38.423
Related specifications:
3GPP TS 23.501; 3GPP TS 38.300; 3GPP TS 37.340
Technical domain:
NG-RAN; Xn interface; AI/ML information reporting
Document type:
Technical Proposal (TP)
Subject:
Introduction of AIRAN-related changes to Xn procedures and AI/ML information reporting
Signalling type:
UE-associated and non-UE-associated signalling
Year:
2021
Region / City:
Online
Subject:
5G NR Positioning Enhancements
Document Type:
Meeting Report / Technical Discussion
Organization:
3GPP TSG-RAN Working Group 3
Authors:
Ericsson (moderator), contributions from Nokia, Huawei, ZTE
Target Audience:
3GPP members, RAN engineers
Agenda Item:
19.2.1
Discussion Topics:
Expected UL Angle of Arrival, Linear Array AoA, Assistance Information, TRP Measurement Requests and Results, F1AP and NRPPa message impacts
Document References:
TS 38.133, R3-21xxxx series, CB #1901_Pos_AccEnhs_AoA-AoZ_LS
Decision Status:
Proposals discussed, some endorsed, some pending consensus
Meeting Dates:
16–26 August 2021
Format:
Online meeting with collaborative document review
Year:
2026
Location:
Goteborg, Sweden
Document Type:
Meeting agenda
Organization:
3GPP TSG-RAN Working Group 3
Author:
RAN3 Chair
Target Audience:
Delegates and members of 3GPP TSG-RAN WG3
Submission Deadline:
30 January 2026, 07:00 UTC
Meeting Registration Deadline:
2 February 2026, 08:00 UTC
Topics Covered:
Meeting opening, agenda approval, past minutes approval, study items on NR, 6G, AI/ML, ISAC, Ambient IoT, mobility enhancements, XR, antitrust compliance, IT behavior, and contribution procedures
End Date:
13 February 2026
Format:
Face-to-face with 1-way remote access
Type of Source:
Official technical meeting documentation