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Summary of email exchanges on technical topics including work plan, RRM core requirements for pre-configured and concurrent MGs, and measurement handling for 5G NR enhancements, reflecting proposals, observations, and tentative agreements among participating companies.
Year:
2022
Region / City:
Electronic Meeting
Topic:
5G NR Medium Access Control and RRM Enhancements
Document type:
Meeting summary
Organization:
3GPP TSG-RAN WG4
Author:
Moderator (MediaTek Inc.)
Target audience:
3GPP member companies, RAN engineers
Period covered:
09 – 20 May 2022
Agenda items:
AI 11.10.1, AI 11.10.2, AI 11.10.3, AI 11.10.4
Key participants:
MediaTek, Xiaomi, Apple, CMCC, Intel, CATT
Document status:
Summary of email discussions, tentative agreements, and open issues
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Year:
2022
Organization:
3GPP TSG-RAN WG4
Meeting type:
Electronic Meeting
Document type:
Information Summary
Source:
Qualcomm Incorporated
Participants:
Apple Inc., Nokia, Nokia Shanghai Bell, Ericsson, Huawei, HiSilicon
Agenda item:
9.15.10.2
Topic:
UE performance requirements for Rel-17 extension to 71GHz
Rounds of discussion:
1st round, 2nd round
Frequency range:
FR2-2
SCS/CBW combinations:
120 kHz, 480 kHz, 960 kHz SCS; CBW 100 MHz – 2000 MHz
Proposals and observations:
UE demodulation, channel models (TDL-A, TDL-D), Doppler and delay spread considerations, PDSCH/PDCCH/PBCH requirements
Meeting:
3GPP TSG-RAN WG4 Meeting #103-e
Document number:
R4-220xxxx
Meeting type:
Electronic Meeting
Dates:
May 09 – May 20, 2022
Agenda items:
8.24, 8.26
Source:
Moderator (China Telecom)
Document for:
Information
Topics:
NR Power Class 2 UE, Inter-band Carrier Aggregation, SUL configurations, Release 17
Related specifications:
TR 38.841, TS 38.101-1, TS 38.331
Companies involved:
AT&T, Verizon, Samsung, Huawei, HiSilicon, T-Mobile USA, MediaTek, ZTE, Nokia
Sub-topics:
Power Class Ambiguity; UE requirements for band combinations
Contributions referenced:
R4-2207722, R4-2207723, R4-2207724, R4-2207725, R4-2207935, R4-2207936, R4-2207937, R4-2207939, R4-2209182, R4-2209183, R4-2210005, R4-2210006, R4-2210007, R4-2210008, R4-2210009, R4-2210010, R4-2210011, R4-2207726
Contact information included:
Yes
Year:
2020
Meeting:
3GPP TSG RAN WG1 Meeting #103-e
Meeting Format:
e-meeting
Meeting Period:
October 26 – November 13, 2020
Document Number:
R1-2009397
Source:
Moderator (CATT)
Agenda Item:
8.5.3
Document Status:
Discussion and Decision
Related Discussion:
[103-e-NR-ePos-03] Email discussion/approval on potential positioning enhancements
Related Meeting:
RAN1#102-e
Topic:
Potential Positioning Enhancements in Rel-17
Scope:
DL and UL positioning reference signal enhancements and measurement improvements
Companies Involved:
Huawei, CATT, Intel, OPPO, Sony, Qualcomm, Ericsson
Standardization Context:
Rel-17 Study Item and normative work preparation
Terminology Defined:
Priority highlights and recommendation categories for TR preparation
Year:
2020
Event:
3GPP TSG RAN WG1 #103-e
Organization:
3rd Generation Partnership Project
Working Group:
RAN WG1
Agenda Item:
7.2.2
Document Type:
Technical meeting contribution summary
Source:
moderator (vivo)
Topic:
NR-NRU technical discussion on HARQ-ACK multiplexing and CG-DFI feedback mechanisms
Technical Specification Reference:
3GPP TS 38.213
Related Specification:
3GPP TS 38.212
Participating Companies:
OPPO, Intel, vivo, ZTE, Ericsson, Samsung, Qualcomm
Discussion Issues:
HARQ-ACK multiplexing clarification; HARQ-ACK feedback in CG-DFI for dynamic grant PUSCH; minimum DFI delay clarification
Technology Domain:
5G New Radio
Document Purpose:
Discussion and decision within RAN WG1 specification work
Year:
2022
Region / city:
International
Subject:
NTN UE RF requirements and co-existence with terrestrial networks
Document type:
Meeting report
Organization:
3GPP TSG-RAN WG4
Author:
Moderator (ZTE)
Target audience:
3GPP members and contributors
Meeting period:
9 May – 20 May 2022
Agenda item:
9.12.5
Document references:
TS 38.101-5, TR 38.863
Companies involved:
Ligado Networks, CMCC, Qualcomm Incorporated, Ericsson, Skyworks Solutions Inc., Huawei, HiSilicon
Year:
2022
Region / City:
Toulouse, France
Topic:
5G NR and LTE technology
Document Type:
Meeting Report
Organization:
3GPP (Third Generation Partnership Project)
Author:
3GPP TSG-RAN WG4
Target Audience:
3GPP members, telecom engineers, RF specialists
Period of Validity:
May 2022
Approval Date:
2022-04-26
Date of Modifications:
None
Year:
2020
Event:
3GPP TSG RAN WG1 Meeting #103-e
Meeting Format:
e-Meeting
Meeting Period:
October 26 – November 13, 2020
Agenda Item:
8.8.1.1
Document Number:
R1-200xxxx
Organization:
3GPP TSG RAN WG1
Source:
Moderator (SoftBank)
Topic:
NR coverage enhancement and baseline coverage performance for FR1
Technical Scope:
Link Level Simulation (LLS) evaluation assumptions and performance metrics
Related Work Items:
NR Coverage Enhancement (FR1)
Companies Referenced:
Vivo, Intel, ZTE, Apple, Ericsson, Sierra Wireless, InterDigital, OPPO, CATT, Nokia/NSB
Document Type:
Meeting summary and discussion report
Purpose:
Information
Technical Areas:
performance metrics, link budget assumptions, antenna gain correction factors, PUSCH and PUCCH configuration, simulation parameters
Communication Method:
email discussion checkpoints and GTW session guidance
Year:
2022
Organization:
3GPP TSG-RAN WG4
Meeting type:
Electronic Meeting
Region:
International
Topic:
NR inter-band Carrier Aggregation and Power Class 2 UE
Document type:
Discussion summary
Source:
Moderator (China Telecom)
Participants:
AT&T, Verizon, Samsung, Huawei, HiSilicon, T-Mobile USA, MediaTek, ZTE, Nokia, Vivo, OPPO, Skyworks, CHTTL
Agenda items:
8.24 High power UE (PC2) for NR inter-band CA with 2DL/2UL bands; 8.26 PC2 UE for NR inter-band CA and SUL with xDL/yUL bands
Submission:
Contributions, draft CRs, and proposals for UE power class and CA configurations
Purpose:
Information and discussion of technical proposals and open issues
Year:
2025
Location:
Prague, Czech Republic
Topic:
6G sensing and ISAC study
Document type:
Meeting summary / Technical contribution
Organization:
3GPP TSG-RAN WG4
Authors:
Moderator (ZTE), Samsung, CMCC, CATT
Agenda item:
8.1
Use cases:
UAVs, humans, vehicles, AGVs
Technical focus:
Sensing performance, interference analysis, TDM/FDM methods, KPI evaluation
Frequencies considered:
FR1, FR2
Sensing modes:
Monostatic, Bistatic, Multistatic
Year:
2024
Location:
Hefei, Anhui, China
Topic:
NR duplex evolution, Sub-band Full Duplex (SBFD)
Document type:
Meeting report / Summary
Organization:
3GPP TSG-RAN WG4
Author:
Moderator (Samsung)
Intended audience:
RAN working group participants
Agenda item:
6.20.4
Meeting number:
112bis
Frequency range:
FR1 and FR2-1
Related work items:
RP-234035, RP-240789, R4-2413514
Year:
2024
Location:
Maastricht, Netherlands
Meeting:
3GPP TSG-RAN WG4 #112
Agenda item:
8.1.3
Source:
Moderator (Samsung)
Document type:
Technical meeting summary
Subjects:
High Power UE (HPUE), Carrier Aggregation (CA), NR_ENDC, PC1.5, intra-band and inter-band UL CA, RF requirements
Contributors:
Apple, Samsung, Skyworks Solutions Inc., Meta Ireland, Ericsson, LG Electronics, Xiaomi, Nokia, vivo, Qualcomm, Huawei, ZTE Corporation, CHTTL, OPPO, NTT DOCOMO
Target audience:
3GPP participants and related technical stakeholders
Period:
19–23 August 2024
Date of creation:
2024-08-19
Year:
2025
Region / City:
Athens, Greece
Topic:
NR_IoT_NTN_Bands
Document Type:
Information
Source:
Moderator (Aalyria)
Audience:
Technical experts, telecom industry professionals
Period of Validity:
Not specified
Approval Date:
Not specified
Last Modified Date:
Not specified
Year:
2024
Region / City:
Changsha, China
Topic:
Positioning core and performance requirements for RedCap and PRS/SRS bandwidth aggregation
Document Type:
Meeting Summary
Organization:
3GPP TSG-RAN WG4
Author:
Moderator (Ericsson)
Target Audience:
3GPP participants and interested stakeholders in RAN
Period of Action:
15-19 April 2024
Approval Date:
Not specified
Amendment Date:
Not specified
Year:
2023
Location:
Toulouse, France
Topic:
NR FR1 TRP TRS measurement and methodology
Document type:
Meeting summary
Organization:
3GPP TSG-RAN WG4
Contributors:
Huawei Tech., Rohde & Schwarz, Apple, Keysight Technologies, Samsung, vivo
Agenda item:
8.15.4
TRP/TRS Work Item:
Rel-18 FR1
Test methodology:
Anechoic chamber testing, UL MIMO, TxD considerations
Recommendations:
TPMI index selection, test-time optimization, EIRP measurement
Year:
2022
Note:
Region / City
Topic:
NR NTN Demodulation Requirements
Document Type:
Draft
Organization / Institution:
Qualcomm Incorporated
Year:
2022
Note:
Region / City
Topic:
NR-NTN coexistence
Document Type:
Meeting Summary
Organ / Institution:
3GPP TSG-RAN WG4
Author:
Moderator (Samsung)
Target Audience:
Technical specialists, engineers
Year:
2020
Event:
3GPP TSG-RAN WG4 Meeting #97e
Date:
2nd Nov. – 13th Nov. 2020
Document type:
Summary / Report
Source:
THALES
Agenda items:
12.8.1, 12.8.2, 12.8.3
Topics covered:
NR NTN RF core requirements, use cases, deployment scenarios, regulatory information, coexistence aspects
Participants:
Ericsson, Samsung, THALES, Fraunhofer HHI, Fraunhofer IIS, Nokia, Huawei, Xiaomi, ZTE Corporation, HUGHES Network Systems Ltd
Format:
Electronic meeting summary
Content scope:
Technical discussion, proposed requirements, simulation assumptions, prioritization of discussion points
Meeting:
3GPP TSG-RAN WG4 Meeting #117
Working Group:
TSG-RAN WG4
Document Number:
R4-2522206
Agenda Item:
10.1.3
Source:
Moderator (Ericsson)
Title:
Topic summary for [117][333] BSRF_Maintenance_Legacy
Location:
Dallas, TX, USA
Dates:
November 17–21, 2025
Document For:
Information
Scope:
Up to Rel-18 maintenance for LTE and NR and TEI; BS RF requirements and BS conformance testing (other than NTN); Rel-16/17 TEI and others (EMC, OTA, TRP/TRS)
Related Specifications:
TS 38.104; TS 37.104; TS 37.141; TS 37.145-1; TS 37.145-2; TS 36.104; TS 36.141; TS 38.115-1; TS 38.115-2; TS 38.176-2; TS 37.113; TS 38.101-4; TS 25.105; TS 25.142
Contributing Companies:
CATT; Ericsson; Keysight Technologies UK Ltd; Huawei; HiSilicon; Nokia
Topics Covered:
NB-IoT reference sensitivity requirements; removal of UTRA TDD from MSR BS specifications; RDN definition for OTA AAS BS; corrections to delay profiles and throughput descriptions; operating band unwanted emissions; repeater and IAB clarifications; removal of LTE Band 47
Change Requests:
Multiple CRs submitted and revised for 3GPP specifications across NR, LTE, TEI, and MSR BS domains
Meeting:
3GPP TSG-RAN WG4 Meeting #96-e
Document number:
R4-20xxxxx
Agenda item:
7.3.5 & 7.3.6
Source:
Moderator (LG Electronics)
Title:
Email discussion summary for [96e][210] 5G_V2X_NRSL_RRM
Document for:
Information
Date:
17–28 Aug 2020
Working group:
TSG-RAN WG4
Related specifications:
38.133, 36.133
Related change requests:
R4-2010084, R4-2010085, R4-2011380, R4-2011053, R4-2011382, R4-2010037, R4-2010083, R4-2011054, R4-2011379
Companies involved:
LG Electronics, MediaTek, Huawei, HiSilicon, Qualcomm
Topics:
5G V2X NR sidelink RRM core requirements, performance requirements, interruption requirements, measurement accuracy, test cases
Communication format:
Electronic meeting and e-mail discussion
Technical scope:
Interruption to WAN, synchronization scenarios, LTE SL and NR SL switching, measurement accuracy, scheduling availability, test case planning
Year:
2022
Organization:
3GPP TSG-RAN WG4
Meeting type:
Electronic Meeting
Document type:
Information Summary
Source:
Qualcomm Incorporated
Participants:
Apple Inc., Nokia, Nokia Shanghai Bell, Ericsson, Huawei, HiSilicon
Agenda item:
9.15.10.2
Topic:
UE performance requirements for Rel-17 extension to 71GHz
Rounds of discussion:
1st round, 2nd round
Frequency range:
FR2-2
SCS/CBW combinations:
120 kHz, 480 kHz, 960 kHz SCS; CBW 100 MHz – 2000 MHz
Proposals and observations:
UE demodulation, channel models (TDL-A, TDL-D), Doppler and delay spread considerations, PDSCH/PDCCH/PBCH requirements