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This document summarizes the discussions and proposals related to maintenance on NR-NTN downlink coverage enhancements as part of the 3GPP TSG RAN WG1 meeting, specifically addressing the SIB1 PDSCH repetition feature.
Year:
2025
Region / City:
Dallas, USA
Theme:
NR-NTN downlink coverage enhancements
Document Type:
Discussion, Decision
Organization / Institution:
3GPP
Author:
Moderator (Thales)
Target Audience:
3GPP members and contributors
Period of validity:
November 17th – 21st, 2025
Approval Date:
Not specified
Date of changes:
Not specified
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Year:
2024
Location:
Athens, Greece
Topic:
NR-NTN downlink coverage enhancements
Document type:
Feature Lead Summary (FLS)
Organization:
3GPP TSG RAN WG1
Authors:
Moderator (Thales)
Contributors:
vivo, InterDigital, Inc, NTT DOCOMO, Huawei, HiSilicon, Thales, ZTE, CATT, NEC, Honor, Oppo, Samsung, LG Electronics, CCU, NTPU, PANASONIC, Lenovo, Nokia, Nokia Shanghai Bell, Apple, Sharp
Agenda Item:
9.11.1
Number of TDocs submitted:
32
Period:
Release-19
Date of meeting:
February 26 – March 1, 2024
Year:
2023
Region / City:
Incheon, South Korea
Topic:
NR-NTN and IoT-NTN
Document Type:
Meeting Report
Organization:
3GPP TSG-RAN WG2
Author:
Vice Chairman (ZTE Corporation)
Target Audience:
3GPP members
Period of validity:
May 22-26, 2023
Approval Date:
Not specified
Modification Date:
Not specified
Year:
2020
Region / City:
e-Meeting
Topic:
NR NTN, PRACH, RACH enhancements
Document Type:
Technical Discussion Document
Organization:
3GPP TSG RAN WG1
Author:
MediaTek Inc.
Target Audience:
3GPP technical working group members
Period of validity:
August 17th – 28th, 2020
Approval Date:
N/A
Date of Changes:
N/A
Specification:
3GPP TS 38.331
Working Group:
3GPP TSG-RAN WG2
Meeting:
#132
Location:
Dallas, USA
Meeting dates:
17th – 21st November 2025
Document number:
R2-250xxxx
Revision:
1
Current version:
19.0.0
CR number:
5604
CR category:
B (addition of feature)
Release:
Rel-19
Work item code:
TEI19
Date:
2025-11-20
Title:
NR-NTN to NB-IoT NTN Cell Selection [IoT_NR_NTN_CellSelect]
Source to WG:
EchoStar, Boost Mobile Network, Qualcomm, Aalyria, Terrestar, Skylo, Sateliot, Samsung
Source to TSG:
R2
Clauses affected:
2, 5.2.2.4, 6.2.2, 6.3.1, 6.3.2
Other specifications affected:
TS 38.306 CR 1389; TS 38.300 CR 1059
Reason for change:
Enhanced inter-RAT cell selection mechanism between NR-NTN and IoT NTN
Summary of change:
Introduction of IoT NTN neighbour cell information in new SIBxy including IoT NTN carrier frequency and satellite information
Consequences if not approved:
Reduced efficiency of inter-RAT cell selection and potential service interruption or degraded performance for UEs with dual NTN RAT capabilities
Revision history:
r0 initial version; rev1 introduction of new SIBxy and revision of field description parameters
Form version:
CR-Form-v12.3
Year:
2024
Region / City:
Athens, Greece
Topic:
NR-NTN and IoT-NTN
Document Type:
Report
Organizational Body:
3GPP TSG-RAN WG2
Author:
Vice Chairman (ZTE Corporation)
Target Audience:
Participants of 3GPP TSG-RAN WG2
Period of Validity:
February 26th – March 1st, 2024
Approval Date:
February 26th, 2024
Date of Changes:
None
Year:
2026
Location:
Gothenburg, Sweden
Topic:
Non-Terrestrial Networks (NR-NTN) and GNSS Resilience
Document Type:
Meeting session notes
Organization:
3GPP TSG RAN WG1
Authors:
Ad-Hoc Chair (Ericsson), Moderators (Thales, various contributors)
Target Audience:
3GPP members, telecommunications engineers
Agenda Item:
9.6
Related Documents:
RP-253137, R1-2600253, R1-2601321
Scope:
NR Phase 4 NTN operation, PRACH performance evaluation, GNSS resilience studies
Date:
February 9–13, 2026
Format:
Collaborative meeting summaries and technical evaluations
Year:
2026
Region / City:
Goteborg, Sweden
Theme:
5G NR-NTN, IoT-NTN, 6G
Document Type:
Meeting Report
Organization:
3GPP TSG-RAN WG2
Author:
Session Chair (ZTE Corporation)
Target Audience:
3GPP participants, engineers, researchers
Period of Action:
February 9th – 13th, 2026
Approval Date:
February 9th, 2026
Date of Changes:
N/A
Year:
2026
Region / City:
Goteborg, Sweden
Theme:
NR-NTN and IoT-NTN
Document Type:
Meeting Report
Organization:
ZTE Corporation
Author:
Session Chair (ZTE Corporation)
Target Audience:
3GPP TSG-RAN WG2 participants
Period of Validity:
February 9th – 13th, 2026
Approval Date:
February 9th, 2026
Date of Changes:
None
Year:
2024
Location:
Fukuoka, Japan
Topic:
NR-NTN and IoT-NTN session reports
Document type:
Meeting report / Technical document
Organization:
3GPP TSG-RAN WG2
Author:
Session Chair (ZTE Corporation)
Target audience:
Member companies and working group participants
Agenda items:
9.3
Period:
May 20–24, 2024
Deadlines:
May 22, 2024 (feedback), May 23–24, 2024 (rapporteur summaries)
Related releases:
Rel-17, Rel-18, Rel-19
Content focus:
IoT NTN enhancements, NR NTN enhancements, AI/ML PHY, Positioning, UAV, Network Energy Saving
Offline discussions:
AT126 [301–304]
Breakout sessions:
ASN.1 review, NR/IoT NTN CBs, AI/ML Mobility, Rel-18/19 technical items
Year:
2026
Region / City:
Goteborg, Sweden
Topic:
NR-NTN, IoT-NTN
Document Type:
Meeting Report
Organization:
3GPP TSG-RAN WG2
Author:
Session Chair (ZTE Corporation)
Target Audience:
3GPP Participants
Period of Action:
February 9th – 13th, 2026
Approval Date:
February 13th, 2026
Date of Amendments:
N/A
Year:
2026
Region / City:
Goteborg, Sweden
Topic:
NR-NTN and IoT-NTN
Document Type:
Meeting Report
Organization:
3GPP TSG-RAN WG2
Author:
Session Chair (ZTE Corporation)
Target Audience:
3GPP Meeting Participants
Period of Action:
February 9th – 13th, 2026
Date of Approval:
February 9th, 2026
Date of Changes:
N/A
Year:
2026
Region / City:
Goteborg, Sweden
Topic:
NR-NTN and IoT-NTN
Document Type:
Meeting Report
Organization / Institution:
3GPP TSG-RAN WG2
Author:
Session Chair (ZTE Corporation)
Target Audience:
Participants of the 3GPP TSG-RAN WG2 meeting
Effective Period:
February 9th – 13th, 2026
Approval Date:
February 9th, 2026
Date of Last Change:
N/A
Year:
2025
Location:
Baltimore, USA
Topic:
NR-NTN deployment in terrestrial frequency bands
Document Type:
Meeting summary / Technical report
Organization:
3GPP TSG-RAN
Author:
Moderator (Apple)
Target Audience:
Industry stakeholders and 3GPP members
Contributing Companies:
Telstra, T-Mobile USA, KDDI, SpaceX, Apple, Mediatek, Qualcomm, Ericsson, Samsung, BMW, Rogers, Toyota ITC, Sony, Fraunhofer, Cohere, UIC, ViaSat, IITH, WiSig, Omnispace, Terrestar, Nokia
Agenda Item:
9.1.5.2
Focus:
Introduction and technical considerations for NR-NTN bands in terrestrial spectrum, co-existence studies, and regulatory compliance
Frequency Bands Discussed:
n7, n25, n256, n255, n254, n252, PCS 1850-1915 MHz UL, 1930-1995 MHz DL
Meeting Type:
RAN4-led contributions and discussions
Planned Follow-up:
Co-existence study checkpoint December 2026
Year:
2026
Location:
Gothenburg, SE
Topic:
Non-Terrestrial Networks (NR-NTN) GNSS resilience
Document Type:
Meeting notes / technical session
Organization:
3GPP TSG RAN WG1
Author:
Ad-Hoc Chair (Ericsson)
Contributors:
THALES, Huawei, HiSilicon, Spreadtrum, UNISO, OPPO, Ericsson, ZTE Corporation, Tejas Network Limited, CMCC, Xiaomi, TCL, vivo, Fraunhofer IIS, Fraunhofer HHI, IMU, InterDigital, Inc., TOYOTA Info Technology Center, NEC, China Telecom, Samsung, ST Engineering iDirect, ESA, Amazon Web Services, Apple, Sharp, MediaTek Inc., HONOR, LG Electronics, Panasonic, ETRI, Eutelsat Group, Lenovo, Nokia, Airbus, Ofinno, Sony, NTT DOCOMO, Qualcomm, Google Korea LLC, CAICT, CEWiT, CSCNR
Target Audience:
3GPP members and industry participants
Session Date:
February 9–13, 2026
Reference Documents:
RP-253137, R1-2600253, R1-2601321
Focus:
GNSS resilient NR-NTN operation, PRACH performance evaluation, Connected mode results
Year:
2026
Location:
Gothenburg, Sweden
Topic:
GNSS-resilient NR-NTN operation
Document type:
Feature Lead Summary (FLS)
Organization:
3GPP TSG RAN WG1
Author:
Moderator (Thales)
Agenda item:
9.6.1
Meeting number:
124
Number of contributions:
43
Target audience:
Company representatives participating in Release-20 study
Frequency band:
Below and above 10 GHz, S-band, Ku-band
Satellite type:
NGSO and GSO, transparent and regenerative
Objective:
Evaluate NR-NTN operation under GNSS unavailability or degradation
Evaluation focus:
Uplink differential Doppler/frequency, beam footprint analysis, GNSS validity period
Related documents:
R1-2601487, R1-2601547, TR 38.821
Date:
2025-11-03
Note:
Author(s)
Year:
2025
Region / city:
Global
Topic:
Wireless LAN standards
Document type:
Draft specification
Organization / institution:
IEEE
Author:
Multiple authors from different companies
Target audience:
Engineers and researchers in wireless communications
Period of validity:
N/A
Approval date:
N/A
Amendment date:
N/A
Year:
2025
Region / City:
TBD
Topic:
Wireless communication, IEEE 802.11
Document type:
Draft
Author:
Steve Shellhammer, Nelson Costa, You-Wei Chen, Yinan Qi, Rui Cao, Weijie Xu, Panpan Li, Bin Qian, Ke Wang, Lei Zhou, Amichai Sanderovich, Shengquan Hu, Solomon Trainin, Yuxiao Hou, Leif Wilhelmsson, Fang Juan, Alice Chen
Target Audience:
Engineers, IEEE members, Researchers in wireless communication
Approval Date:
2025-11-04
Date of Changes:
TBD
Year:
2024
Location:
Athens, Greece
Topic:
NR-NTN downlink coverage enhancements
Document type:
Feature Lead Summary (FLS)
Organization:
3GPP TSG RAN WG1
Authors:
Moderator (Thales)
Contributors:
vivo, InterDigital, Inc, NTT DOCOMO, Huawei, HiSilicon, Thales, ZTE, CATT, NEC, Honor, Oppo, Samsung, LG Electronics, CCU, NTPU, PANASONIC, Lenovo, Nokia, Nokia Shanghai Bell, Apple, Sharp
Agenda Item:
9.11.1
Number of TDocs submitted:
32
Period:
Release-19
Date of meeting:
February 26 – March 1, 2024
Year:
2021
Standardization body:
3GPP
Working group:
TSG-RAN WG1
Meeting:
RAN1 #104-e eMeeting
Dates:
January 25 – February 5, 2021
Agenda item:
8.16
Subject:
Introduction of 1024-QAM for NR downlink in FR1
Document type:
Technical discussion summary
Document purpose:
Discussion and decision
Source:
Moderator (Ericsson)
Technology:
NR (5G)
Frequency range:
FR1
Key topics:
CQI tables, MCS tables, 1024-QAM modulation, RRC configuration, DCI formats
Related specifications:
LTE CQI tables, NR 256-QAM MCS tables
Contributing organizations:
vivo, CATT, Intel, Huawei, HiSilicon, ZTE, Sanechips, Nokia, NSB, Samsung
Decisions status:
Proposals under discussion
Year:
2023
Location:
Xiamen, CN
Topic:
NR FR2 Multi-RX Downlink Demodulation
Document Type:
Meeting Report / Technical Summary
Organization:
3GPP TSG-RAN WG4
Authors:
Qualcomm (Moderator), Apple, Nokia, Huawei, HiSilicon, MediaTek
Audience:
3GPP members, industry engineers
Agenda Item:
5.7.4
Document Number:
R4-231xxxx
Period Covered:
Oct 9–13, 2023
Status:
Discussion ongoing, initial evaluation for performance requirements