№ lp_1_2_48140
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Summary of companies’ positions and proposals regarding Timing Advance management and related procedures for inter-cell mobility and RACH-based solutions.
Year:
2023
Note:
Region / city
Topic:
Timing Advance management for LTM
Document type:
Meeting summary
Organization / institution:
3GPP
Author:
Moderator (CATT)
Target audience:
Technical stakeholders in the telecommunications industry
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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
Year:
2023
Location:
Athens, Greece
Subject:
3GPP RAN2 LTM RRC configuration
Document type:
Technical progress report
Organization:
3GPP TSG-RAN WG2
Author:
Ericsson
Intended audience:
RAN2 members, telecom engineers
Meeting number:
121
Discussion topics:
Reference configuration, LTM candidate configuration, RRC procedures, UE actions, configuration application options
Year:
2025
Region / City:
Dallas, USA
Topic:
5G Network, Uplink DM-RS, RACH-less LTM
Document Type:
Change Request
Organization / Institution:
3GPP TSG-RAN WG1
Author:
Ofinno
Target Audience:
Technical experts, network engineers, RAN professionals
Period of validity:
November 17th – 21st, 2025
Approval Date:
2025-11-19
Modification Date:
N/A
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
Region / City:
Gothenburg, Sweden
Topic:
UICC apps, ME, Radio Access Network, Core Network
Document Type:
Change Request
Organization / Institution:
3GPP TSG-RAN WG3
Author:
Google, Huawei, Ericsson, Nokia, LG Electronics, NEC, CATT, ZTE, Samsung, China Telecom, Qualcomm, Ofinno
Target Audience:
Technical experts, telecom network engineers
Period of validity:
2026-01-30 to 2026-02-13
Approval Date:
2026-01-30
Revision Date:
2026-01-30
Release:
Rel-19
Category:
F (correction)
Work item code:
NR_Mob_Ph4-Core
Year:
2026
Region / City:
Gothenburg, SE
Topic:
Telecommunication
Document Type:
Change Request
Organization / Institution:
3GPP
Author:
Huawei, Nokia, Offinno, Jio Platforms, CMCC, NEC, LG Electronics, Google
Target Audience:
3GPP Working Group
Period of Validity:
2026
Approval Date:
2026-02-12
Amendment Date:
N/A
Work Item Code:
NR_Mob_Ph4-Core
Release:
Rel-19
Category:
F (Correction)
Clauses Affected:
9.1.5.1
Impact Analysis:
Isolated protocol and functional impact
Consequences if Not Approved:
Ambiguities in the specification
Year:
2026
Region / city:
Gothenburg, Sweden
Topic:
Timer issue correction for inter-SN LTM
Document type:
Change Request
Organization:
3GPP
Author:
Google, Huawei, Ericsson, Nokia, LG Electronics, NEC, CATT, ZTE, Samsung, China Telecom, Qualcomm, Ofinno, NTT DoCoMo
Target audience:
Technical working groups, network engineers, 3GPP members
Period of validity:
2026-02-09 to 2026-02-13
Approval date:
Pending
Modification date:
None
Impact Analysis:
This change has isolated impact from the previous specification version, affecting only the timer and LTM procedure.
Consequences if not approved:
The MN may incorrectly release the SN due to timer expiration for LTM.
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
Location:
Goteborg, Sweden
Topic:
5G NR UE Context Management and LTM Procedures
Document Type:
Technical Specification Contribution
Organization:
3GPP TSG-RAN WG3
Authors:
CATT, Nokia, Qualcomm
Intended Audience:
3GPP Members and 5G NR Network Equipment Engineers
Agenda Item:
11.2.2
Period Covered:
February 2026
Message Types Covered:
UE CONTEXT MODIFICATION REQUEST, UE CONTEXT MODIFICATION RESPONSE
Technical References:
TS 38.473, TS 38.401, TS 23.501, TS 38.300, TS 38.331
Procedures Described:
UE Context Modification, DRB setup/modification, Mobility Issue Handling, QoS Flow Monitoring, Transmission Action Handling
Year:
2025
Region / City:
Ehingen (Donau), Germany
Topic:
Mobile Cranes / Construction Equipment
Document Type:
Press Release
Organization:
Liebherr-Werk Ehingen GmbH
Company:
Rothmund GmbH und Montage
Author:
Wolfgang Beringer
Target Audience:
Construction and industrial sector professionals
Previous Acquisitions:
Four LTM 1230-5.1 units since 2020
Crane Specifications:
230-tonne capacity, 75-metre telescopic boom, 5-axle mobile crane
Applications:
Concrete and steel construction, tower crane assembly, industrial jobs
Corporate Background:
Rothmund GmbH founded 1982, Pforzheim, Germany
Liebherr Group Background:
Founded 1949, global construction equipment manufacturer
Images Included:
liebherr-ltm1230-5.1-rothmund-handover.jpg, liebherr-ltr1220-rothmund.jpg
Contact:
Wolfgang Beringer, Marketing and Communication, +49 7391/502-3663, [email protected]
Website:
www.liebherr.com
Year:
2026
Location:
Gothenburg, Sweden
Document Type:
Change Request
Organization:
3GPP TSG-RAN3
Authors:
ZTE Corporation, Huawei, CATT, Lenovo, Samsung, LG Electronics, NEC
Work Item Code:
NR_Mob_Ph4-Core
Release:
Rel-19
Category:
F (correction)
Affected Components:
UICC apps, ME, Radio Access Network, Core Network
Clauses Affected:
8.2.1.3, 9.1.1.2, 9.3.5
Date Submitted:
2026-02-07
Context:
Technical specification source detailing modifications to LTM handover preparation procedures, including message content adjustments and failure handling rules.
Year:
2026
Location:
Goteborg, Sweden
Topic:
Mobile Telecommunications / Radio Access Network
Document Type:
Change Request
Organization:
3GPP TSG-RAN3
Authors:
ZTE Corporation, Huawei, CATT, Lenovo, Samsung, LG Electronics, NEC, Nokia, Google
Work Item Code:
NR_Mob_Ph4-Core
Release:
Rel-19
Category:
F (correction)
Date:
2026-02-12
Affected Clauses:
8.2.1.3, 9.1.1.2, 9.3.5
Impacted Elements:
UICC apps, ME, Radio Access Network, Core Network
Revision History:
Rev 1 – update of R3-260573 cover page
Year:
2024
Region / City:
Athens, Greece
Topic:
Frame structure and timing aspects for Rel-19 Ambient IoT
Document Type:
Discussion Paper
Organization / Institution:
3GPP TSG-RAN WG1
Author:
Moderator (vivo)
Target Audience:
Participants of 3GPP TSG-RAN WG1
Period of Validity:
February 26th – March 1st, 2024
Approval Date:
N/A
Modification Date:
N/A
Year:
2026
Region / City:
Alberta, Canada
Theme:
Paleontology, Dinosaur Anatomy
Document Type:
Research Article
Institution:
University of Calgary, Royal Tyrrell Museum of Palaeontology
Author:
Jared T. Voris, Darla K. Zelenitsky, François Therrien, Ryan C. Ridgely, Philip J. Currie, Lawrence M. Witmer
Target Audience:
Paleontologists, Researchers in Evolutionary Biology
Period of Activity:
Cretaceous Period
Approval Date:
2026
Date of Revisions:
None specified
Year:
2025
Region / City:
Europe
Topic:
Detector technologies, sensor validation
Document type:
Deliverable report
Organization / Institution:
AIDAinnova Consortium, UBONN, CERN, CNM
Author:
Anna Macchiolo, Claudia Gemme
Target audience:
Research and development professionals, scientific community
Period of validity:
Until September 2025
Approval date:
30/09/2025
Date of changes:
Not specified
Year:
2024
Region / City:
British Columbia
Topic:
Peer Review of Teaching
Document Type:
Guidelines
Institution:
The University of British Columbia
Author:
Not specified
Target Audience:
Faculty Members at The University of British Columbia
Period of Validity:
Not specified
Approval Date:
Not specified
Date of Changes:
Not specified
Description:
A set of guidelines and procedures for summative and formative peer review of teaching for faculty members in the Faculty of Land & Food Systems at The University of British Columbia.
Date of Issuance:
December 4, 2023
Decision Number:
23-11-090
Rulemaking:
2303007
Jurisdiction:
California Public Utilities Commission
Subject:
Wildfire Fund Non-Bypassable Charge for 2024
Type of Document:
Commission Decision
Relevant Legislation:
Assembly Bill 1054 (Ch. 79, Stats. 2019)
Affected Entities:
San Diego Gas & Electric Company, Pacific Gas and Electric Company, Southern California Edison Company
Effective Period:
January 1, 2024 – December 31, 2024
Revenue Requirement:
$902.4 million
Rate Amount:
$0.00561/kWh