№ files_lp_4_process_3_124821
File format: docx
Character count: 40752
File size: 154 KB
Year:
2023
Region / City:
Chicago, IL, USA
Topic:
Conditional Handover, 5G NR, NG-RAN, Dual Connectivity
Document Type:
Technical Paper
Organization / Institution:
LG Electronics, Huawei, Qualcomm Incorporated, Nokia, Nokia Shanghai Bell, Samsung, Ericsson
Author:
Multiple
Target Audience:
5G NR engineers, network designers, telecommunication professionals
Action Period:
November 13th – 17th, 2023
Approval Date:
November 2023
Modification Date:
Not specified
Document Version:
R3-237988
Related Documents:
R3-237822, R3-237038
Context Description:
Technical specification document outlining conditional handover and resource allocation procedures in 5G NR systems, particularly focusing on handover preparation and the allocation of resources for dual connectivity operations.
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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:
2026
Region / City:
Goteborg, Sweden
Topic:
UE Reader authorization
Document Type:
Technical Proposal
Organization / Institution:
3GPP
Author:
CMCC
Target Audience:
RAN3 Working Group
Period of Validity:
Feb 9th - Feb 13th, 2026
Approval Date:
Not specified
Date of Changes:
Not specified
Year:
2026
Location:
Gothenburg, Sweden
Meeting:
3GPP TSG-RAN WG3 Meeting #131
Agenda Item:
14.2
Document ID:
R3-260731
Topic:
UE Reader authorization in NG-RAN signalling procedures
Document Type:
Technical contribution / change proposal
Organizations:
China Mobile Communications Corporation (CMCC), LG Electronics, Nokia
Standard Reference:
3GPP TS 38.423
Network Domain:
5G NG-RAN
Procedures Referenced:
Handover Preparation; Retrieve UE Context
Technical Element:
A-IoT UE Reader Authorized Information Element
Purpose:
Proposed updates to XnAP procedures and messages to include authorization status for UE acting as an A-IoT UE Reader
Approval Status:
Document for agreement
Meeting Dates:
February 9–13, 2026
Year:
2025
Region / City:
Bengaluru, India
Theme:
NR duplex operation evolution
Document type:
Change Request
Organization:
3GPP
Author:
Huawei, China Telecom, China Unicom, China Mobile, Ericsson, Qualcomm, Samsung, ZTE Corporation, LG Electronics, Nokia, Jio Platforms (JPL), CATT
Target audience:
Telecommunications professionals
Period of validity:
2025
Approval date:
2025-09-01
Change request number:
R3-255989
Release:
Rel-19
Category:
B
Work item code:
NR_duplex_evo-Core
Reason for change:
Introduction of Evolution of NR duplex operation over Xn
Consequences if not approved:
The new function will not be supported over Xn
Affected clauses:
8.1, 8.4.y, 9.1.3.6, 9.1.3.y, 9.2.2.11, 9.2.2.x2, 9.2.2.x3, 9.3.3, 9.3.4, 9.3.5, 9.3.7
Other specifications affected:
38.401, CR 047038, 38.473, CR 156638
Other comments:
Revision history provided
Year:
2021
Region / City:
Global
Topic:
Conditional Handovers and NTN Mobility
Document Type:
Technical Discussion Document
Organization / Institution:
3GPP
Author:
Ericsson
Target Audience:
3GPP Working Group Members
Effective Period:
2021-08-09 to 2021-08-13
Approval Date:
August 9, 2021
Modification Date:
N/A
Year:
2021
Note:
Region / city
Topic:
NTN, CHO, mobility aspects
Document type:
Discussion document
Organization:
3GPP
Author:
Ericsson
Summary:
This document presents proposals and discussions on Conditional Handovers (CHO) and NTN mobility aspects, including location trigger definitions, measurements, and configuration details for CHO in NTN environments.
Year:
2026
Location:
Goteborg, Sweden
Topic:
Telecommunications, 5G Core Network
Document type:
Change Request (CR)
Organization:
3GPP TSG-RAN WG3
Author:
CATT, Huawei, China Telecom, ZTE Corporation, CMCC
Work item code:
NR_Mob_enh2-CoreNR_Mob_Ph4-Core
Release:
Rel-1918
Category:
F (correction)
Date submitted:
2026-01-30
Clauses affected:
10.19.2, 10.7.2
Backward compatibility:
Not compatible
Related specifications:
Other core specifications, Test specifications, O&M specifications
Revision history:
Included in document
Contextual description:
Technical document detailing a change request for resolving ambiguity in SN Addition Request handling for Conditional Handover (CHO) and Inter-CU LTM within the 5G RAN specifications.
Year:
2026
Region / City:
Goteborg, Sweden
Topic:
Telecommunications, Network Architecture
Document Type:
Change Request (CR)
Organization / Institution:
3GPP, Huawei, China Telecom, ZTE Corporation, CMCC
Author:
3GPP RAN WG3
Target Audience:
Network Engineers, Telecommunications Specialists
Period of Validity:
Until next revision
Approval Date:
2026-01-30
Date of Changes:
2026-01-30
Release Version:
Rel-19
Work Item Code:
NR_Mob_enh2-CoreNR_Mob_Ph4-Core
Impact:
Non-backward compatible
Clauses Affected:
10.19.2, 10.7.2
Year:
2026
Region / City:
Goteborg, Sweden
Topic:
Mobile Networks, SN Addition Request, CHO, Inter-CU LTM
Document Type:
Change Request
Organization:
3GPP TSG-RAN WG3
Author:
CATT, Huawei, China Telecom, ZTE Corporation, CMCC, Nokia, LG Electronics
Target Audience:
3GPP members, mobile network operators, equipment manufacturers
Effective Period:
2026-01-30
Approval Date:
2026-01-30
Modification Date:
None