№ files_lp_4_process_2_82218
File format: docx
Character count: 14402
File size: 181 KB
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.
Price: 8 / 10 USD
The file will be delivered to the email address provided at checkout within 12 hours.
The file will be delivered to the email address provided at checkout within 12 hours.
Don’t have cryptocurrency yet?
You can still complete your purchase in a few minutes:- Buy Crypto in a trusted app (Coinbase, Kraken, Cash App or any similar service).
- In the app, tap Send.
- Select network, paste our wallet address.
- Send the exact amount shown above.
The final amount may vary slightly depending on the payment method.
The file will be sent to the email address provided at checkout within 24 hours.
The product description is provided for reference. Actual content and formatting may differ slightly.
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
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:
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.
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
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:
2023
Region / City:
New Delhi
Subject:
Medical Case Report
Document Type:
Research Paper
Institution:
Maulana Azad Medical College
Author:
Paras Mahajan, Akash Jorwal, Ayush Julaha, Bharat Saini, Harpreet Singh, Suresh Kumar
Target Audience:
Medical professionals, researchers
Period of Action:
Not specified
Date of Approval:
Not specified
Date of Changes:
Not specified
Keywords:
Interstitial pneumonia with autoimmune features, Anti-synthetase syndrome, rituximab, Interstitial lung disease, Anti-Jo-1
Context Description:
The document is a case study exploring the progression from Interstitial Pneumonia with Autoimmune Features (IPAF) to Anti-Synthetase Syndrome (ASS), highlighting diagnostic challenges and treatment strategies for clinicians.
Year:
2026
Region / city:
International
Subject:
Linguistics, Translation Studies
Document type:
Research Article
Institution:
Independent Research
Author:
Not specified
Target audience:
Linguists, translators, computational linguists
Period covered:
Contemporary English usage
Date of creation:
2026
Keywords:
Ambiguity, Interlingual Translation, Lexical Homonyms, Polysemantic Words, Informational Correlation Criterion, EFWM
Language:
English
Subject area:
Natural language processing
Academic field:
Computational linguistics
Document type:
Problem set
Sections:
Problem Set 3; Problem Set 4
Topics:
syntactic parsing; ATIS corpus examples; context-free grammar rules; finite-state transducers; Earley parsing algorithm; CKY parsing; probabilistic parsing charts; syntactic ambiguity
Tasks included:
drawing tree structures; constructing grammars; algorithm modification with pseudo-code; building a CKY parse table; identifying ambiguity types; completing a probabilistic chart
Example linguistic domain:
air travel information queries (ATIS)
Intended audience:
students of computational linguistics or natural language processing
Format:
short analytical and technical exercises
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
Year:
2025
Region / city:
Wuhan, China
Topic:
Inter-CU LTM in 5G networks
Document type:
Meeting agenda and summary
Organization / institution:
3GPP TSG RAN WG3
Author:
China Telecom
Target audience:
3GPP members, telecom companies
Effective period:
2025
Approval date:
7th April 2025
Modification date:
None specified
Meeting:
3GPP TSG RAN WG2#125bis
Document number:
R2-240xx
Location:
Changsha, China
Date:
15th - 19th April 2024
Release:
Rel-19
Work Item:
NR_Mob_Ph4-Core
Source:
Apple
Target group:
SA WG3
Cc:
RAN WG3
Contact person:
Naveen Palle
Attachment:
None
Related specifications:
Rel-18 LTM, Rel-18 S-CPAC
Subject:
Security key handling options for inter-CU LTM without DC
Options discussed:
Option 1, Option 1A, Option 1B, Option 2, Option 3, Option 3A, Option 3B, Option 4, Option 5
Next meetings:
TSG RAN WG2 Meeting #126 (20 - 24 May 2024, Fukuoka, Japan); TSG RAN WG2 Meeting #127 (19 - 23 Aug 2024, Maastricht, Netherlands)
Year:
2026
Region / City:
Gothenburg, SE
Topic:
Change Request
Document Type:
Technical Specification
Organization:
3GPP
Author:
Huawei, Nokia, LG Electronics, ZTE, Ofinno, Jio Platforms, CMCC, Ericsson, Lenovo, NEC, NTT DoCoMo, Qualcomm, Samsung, Google, China Telecom
Target Audience:
Members of 3GPP TSG-RAN WG3
Effective Period:
2026-02-12 to ongoing
Approval Date:
2026-02-12
Date of Changes:
2026-02-12
Work Item Code:
NR_Mob_Ph4-Core
Release:
Rel-19
Category:
F (correction)
Clauses Affected:
8.6.1
Other Specifications:
TS38.473CR 1676
Impact:
Functional modification under isolated impact
Summary:
The change request clarifies the procedural text for enabling the candidate gNB-DU to properly provide CSI reporting configuration for CSI acquisition and CSI-IM measurement based on the existing CSI resource configuration in the LTM Configuration Update message.
Reason for Change:
To introduce a procedure for LTM Configuration Update to enable the correct feedback of CSI Report Configuration for CSI Acquisition and CSI-IM measurement.
Other Comments:
Revision history available
Year:
2026
Region / City:
Gothenburg, SE
Subject:
Telecommunication standards, 3GPP, RLF, LTM
Document Type:
Technical Paper
Organization / Institution:
3GPP TSG-RAN WG3
Author:
Huawei, Nokia, Qualcomm, Lenovo
Target Audience:
Telecommunication engineers, researchers, network specialists
Period of Validity:
Ongoing
Approval Date:
February 2026
Revision Date:
N/A
Year:
2026
Location:
Gothenburg, Sweden
Topic:
AI/ML-assisted mobile network handover
Document Type:
Draft report / pCR
Organization:
3GPP TSG-RAN WG3
Contributors:
Nokia, ZTE, Huawei, Lenovo
Agenda Item:
12.2.3
Target Audience:
Network engineers and standardization participants
Reference Standard:
TS 38.300
Meeting Number:
131
Period of Discussion:
9–13 February 2026
Year:
2026
Event:
3GPP TSG-RAN WG3 Meeting #131
Location:
Gothenburg, Sweden
Dates:
09–13 February 2026
Agenda Item:
11.2.1
Document Identifier:
R3-260718
Title Reference:
TP for TS 38.401
Section Reference:
7.12 MRO support for LTM and Inter-CU LTM
Document Type:
Technical Proposal
Standardization Body:
3rd Generation Partnership Project (3GPP)
Working Group:
TSG-RAN WG3
Source Organizations:
Huawei; Nokia
Related Specification:
3GPP TS 38.401
Technical Domain:
5G Radio Access Network
Subject:
Mobility Robustness Optimization for LTM and Inter-CU LTM
Network Elements Mentioned:
gNB-CU, gNB-DU, UE
Protocols / Interfaces:
Xn interface
Change Scope:
Annex A proposal modifying clause 7.12
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
Event:
3GPP TSG-RAN WG3 Meeting #131
Location:
Gothenburg, Sweden
Dates:
09–13 February 2026
Agenda Item:
11.2.1
Document ID:
R3-260718
Specification Reference:
3GPP TS 38.401
Section Reference:
7.12 MRO support for Intra-CU LTM and Inter-CU LTM
Document Type:
Technical proposal (TP)
Organizations:
Huawei; Nokia; Qualcomm; Lenovo
Technical Domain:
5G Radio Access Network (RAN)
Topic:
Inter-CU LTM mobility handling and failure analysis
Network Elements Mentioned:
gNB-CU; gNB-DU; UE
Interfaces Mentioned:
Xn
Related Procedures:
RLF reporting; Beam Failure Recovery (BFR); RACH-based access; LTM cell switch
Organization:
3rd Generation Partnership Project (3GPP)
Working Group:
TSG-RAN WG3
Meeting:
3GPP TSG-RAN WG3 Meeting #131
Document Number:
R3-260718
Location:
Gothenburg, Sweden
Meeting Date:
09–13 Feb 2026
Agenda Item:
11.2.1
Specification:
TS 38.401
Topic:
Inter-CU LTM and MRO support
Document Type:
Technical Proposal
Contributing Companies:
Huawei; Nokia; Qualcomm; Lenovo
Contributing Operator:
China Unicom
Technical Domain:
5G Radio Access Network
Subject:
Mobility Robustness Optimization and LTM cell switch procedures between gNB-CU and gNB-DU
Year:
2026
Region / City:
Gothenburg, SE
Topic:
Mobile network protocols
Document Type:
Technical Paper
Organization:
Huawei, Nokia, Qualcomm, Lenovo, China Unicom
Author:
Huawei, Nokia, Qualcomm, Lenovo, China Unicom
Target Audience:
Telecom engineers, network developers
Period of Validity:
Not specified
Approval Date:
Not specified
Date of Changes:
February 2026