№ files_lp_4_process_1_23762
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Meeting summary document presenting discussion points, company preferences, and proposed specification text changes related to maintenance updates for low-power wake-up signal and receiver mechanisms in 5G NR technical specifications.
Year: 2026
Event: 3GPP TSG-RAN WG1 Meeting #124
Location: Gothenburg, Sweden
Dates: February 9–13, 2026
Topic: Low-power wake-up signal and receiver for NR (LP-WUS/WUR)
Technical area: 5G NR radio access network specifications
Document type: Meeting discussion and decision summary with text proposals
Organization: 3GPP TSG-RAN WG1
Source: Moderator (vivo)
Agenda item: 8.6
Related specifications: 3GPP TS 38.211 V19.0.0; 3GPP TS 38.212 V19.0.0; 3GPP TS 38.213; 3GPP TS 38.331
Purpose: Discussion and decision on maintenance updates
Main content: Text proposals for updating higher-layer parameter names and related definitions in NR specifications for LP-WUS/LP-SS
Participating companies mentioned: Qualcomm; Samsung
Technical elements referenced: LP-WUS; LP-SS; OOK modulation; sequence modulation; RRC parameters; wake-up information coding
Decision process: Company preference and adoption proposals for technical text proposals TP1–TP6
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Introduction of Low-Power Wake-Up Signal and Receiver for NR
Year: 2025
Region / City: St Julian, Malta
Topic: Radio Access Network
Document Type: Change Request
Organization: 3GPP
Author: Ericsson
Target Audience: 5G System Developers
Effective Period: 2025
Approval Date: 2025-06-25
Change Type: Feature Addition
Release: Rel-19
Reason for Change: Introduction of the LP-WUS/WUR feature into specifications
Consequences if Not Approved: Feature not supported
Clauses Affected: 3.1, 7.9, 9.2.5, 11
Related Documents: 3GPP TS 38.300, 3GPP TS/TR 38.321, 3GPP TS/TR 38.331, 3GPP TS/TR 38.304, 3GPP TS 37.340
Description: Overview of the introduction of a new low-power wake-up signal and receiver feature for NR in the 5G system architecture.
Session Notes of Agenda Item 8.6: Maintenance on Low-power Wake-up Signal and Receiver for NR (LP-WUS/WUR), 3GPP TSG RAN WG1 #124, Gothenburg, 9–13 February 2026
Year: 2026
Event: 3GPP TSG RAN WG1 #124
Location: Gothenburg, Sweden
Dates: 9–13 February 2026
Agenda Item: 8.6
Topic: Maintenance on Low-power wake-up signal and receiver for NR (LP-WUS/WUR)
Document Type: Session notes and technical change proposals
Organization: 3rd Generation Partnership Project (3GPP)
Working Group: TSG RAN WG1
Source: Ad-Hoc Chair (NTT DOCOMO, INC.)
Contributors Mentioned: Moderator (vivo), Xueming (vivo)
Document Number: R1-2601501
Purpose: Endorsement
Related Specifications: 3GPP TS 38.211 V19.2.0, 3GPP TS 38.212 V19.2.0, 3GPP TS 38.213 V19.2.0
Technical Scope: LP-WUS and LP-SS design and operation in IDLE, INACTIVE, and CONNECTED modes
Subject Matter: Alignment change requests and text proposals for NR wake-up signal generation, rate matching, and monitoring procedures
3rd Generation Partnership Project;Technical Specification Group Radio Access Network;Study on low-power wake up signal and receiver for NR(Release 18)
Year: 2023
Region / City: Sophia Antipolis, France
Topic: Low-power wake up signal and receiver for 5G NR
Document Type: Technical Report
Organization / Institution: 3GPP
Author: 3GPP Organizational Partners
Target Audience: Technical experts, researchers, and engineers in the field of wireless communication
Period of validity: N/A
Approval Date: N/A
Amendment Date: N/A
Introduction of Low-Power Wake-Up Signal and Receiver for NR
Year: 2025
Region / City: St Julian, Malta
Topic: Radio Access Network
Document Type: Change Request
Organization: 3GPP
Author: Ericsson
Target Audience: 5G System Developers
Effective Period: 2025
Approval Date: 2025-06-25
Change Type: Feature Addition
Release: Rel-19
Reason for Change: Introduction of the LP-WUS/WUR feature into specifications
Consequences if Not Approved: Feature not supported
Clauses Affected: 3.1, 7.9, 9.2.5, 11
Related Documents: 3GPP TS 38.300, 3GPP TS/TR 38.321, 3GPP TS/TR 38.331, 3GPP TS/TR 38.304, 3GPP TS 37.340
Description: Overview of the introduction of a new low-power wake-up signal and receiver feature for NR in the 5G system architecture.
Session Notes of Agenda Item 8.6: Maintenance on Low-power Wake-up Signal and Receiver for NR (LP-WUS/WUR), 3GPP TSG RAN WG1 #124, Gothenburg, 9–13 February 2026
Year: 2026
Event: 3GPP TSG RAN WG1 #124
Location: Gothenburg, Sweden
Dates: 9–13 February 2026
Agenda Item: 8.6
Topic: Maintenance on Low-power wake-up signal and receiver for NR (LP-WUS/WUR)
Document Type: Session notes and technical change proposals
Organization: 3rd Generation Partnership Project (3GPP)
Working Group: TSG RAN WG1
Source: Ad-Hoc Chair (NTT DOCOMO, INC.)
Contributors Mentioned: Moderator (vivo), Xueming (vivo)
Document Number: R1-2601501
Purpose: Endorsement
Related Specifications: 3GPP TS 38.211 V19.2.0, 3GPP TS 38.212 V19.2.0, 3GPP TS 38.213 V19.2.0
Technical Scope: LP-WUS and LP-SS design and operation in IDLE, INACTIVE, and CONNECTED modes
Subject Matter: Alignment change requests and text proposals for NR wake-up signal generation, rate matching, and monitoring procedures
Summary of discussion on Rel-19 NR UE features for LP-WUS/WUR
Year: 2025
Region / City: Athens, Greece
Topic: NR UE features for LP-WUS/WUR
Document Type: Discussion and Decision
Organization: 3GPP TSG RAN WG1
Author: Moderator (NTT DOCOMO, INC.)
Target Audience: 3GPP TSG RAN WG1 participants
Period of Effect: Rel-19
Approval Date: February 17th – 21st, 2025
Date of Changes: N/A
Context: A summary document presenting proposed NR UE features for LP-WUS/WUR in Rel-19 for discussion and decision within the 3GPP community.
Big CR on demodulation performance requirements for NR LP-WUS/WUR, 9th Feb 2025 – 13th Feb 2026
Year: 2026
Location: Gothenburg, Sweden
Document type: Change Request
Work item code: NR_LPWUS-Perf
Source to WG: Qualcomm
Source to TSG: R4
Release: Rel-19
Category: B (addition of feature)
Affected clauses: 3.1, 5.1.1.3, 7.1.1.3, 5.X (new clause), 7.7 (new clause), A3.X (new clause)
Test specifications affected: TS38.521-4
Other core specifications affected: Yes
Purpose: Define demodulation performance requirements for NR LP-WUS
Revision history included: Yes
Session Notes of Agenda Item 8.6: Maintenance on Low-power Wake-up Signal and Receiver for NR (LP-WUS/WUR), 3GPP TSG RAN WG1 #124, Gothenburg, 9–13 February 2026
Year: 2026
Event: 3GPP TSG RAN WG1 #124
Location: Gothenburg, Sweden
Dates: 9–13 February 2026
Agenda Item: 8.6
Topic: Maintenance on Low-power wake-up signal and receiver for NR (LP-WUS/WUR)
Document Type: Session notes and technical change proposals
Organization: 3rd Generation Partnership Project (3GPP)
Working Group: TSG RAN WG1
Source: Ad-Hoc Chair (NTT DOCOMO, INC.)
Contributors Mentioned: Moderator (vivo), Xueming (vivo)
Document Number: R1-2601501
Purpose: Endorsement
Related Specifications: 3GPP TS 38.211 V19.2.0, 3GPP TS 38.212 V19.2.0, 3GPP TS 38.213 V19.2.0
Technical Scope: LP-WUS and LP-SS design and operation in IDLE, INACTIVE, and CONNECTED modes
Subject Matter: Alignment change requests and text proposals for NR wake-up signal generation, rate matching, and monitoring procedures
Topics: Wake-up low-power LP-WUSWUR