№ files_lp_4_process_3_124631
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Feature lead summary document from a 3GPP RAN1 working group meeting describing technical discussion and company views regarding the optional LTE Release 17 capability for supporting a maximum downlink transport block size of 1736 bits for eMTC devices.
Year: 2021
Meeting: 3GPP TSG RAN WG1#105e E-meeting
Dates: 19–27 May 2021
Agenda Item: 8.9.3
Topic: Support of 1736-bit DL TBS for eMTC
Document Type: Feature Lead Summary
Organization: 3GPP TSG RAN WG1
Source: Moderator (Sony)
Release: LTE Release 17
Technology: eMTC (LTE-M) / NB-IoT related discussion
Feature: Maximum DL TBS of 1736 bits
UE Category: HD-FDD Cat. M1 UEs in CE mode A
Configuration Method: Unicast RRC configuration
Companies Providing Input: ZTE, Ericsson, Nokia, Sony
Related Working Groups: RAN1, RAN2
Referenced Documents: R1-2104718, R1-2105891
Technical Aspects Discussed: compatibility with other eMTC features, PUR configuration, multi-TB scheduling, multicast SC-MTCH, L2 buffer size considerations
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Feature Lead Summary for 1736-bit DL TBS Support in eMTC (RAN1#105e, May 2021)
Year: 2021
Event: RAN1#105e E-meeting
Organization: 3GPP TSG RAN WG1
Authors: Moderator (Sony), Ericsson, ZTE, Nokia NSB
Document type: Technical summary
Scope: eMTC, HD-FDD Cat. M1 UEs, CE mode A
Agenda item: 8.9.3
Proposals discussed: DL TBS of 1736 bits in PUR, multi-TB scheduling, SC-MTCH/multicast
Conclusions: 1736-bit DL TBS assumed compatible with all other eMTC features
L2 buffer size recommendations: 24000 bytes for 1000-bit UL-SCH, 30000 bytes for 2984-bit UL-SCH
Date of meeting: 19–27 May 2021
References: R1-2104718, R1-2105891
Feature Lead Summary for 1736-bit DL TBS Support in eMTC (RAN1#105e, May 2021)
Year: 2021
Event: RAN1#105e E-meeting
Organization: 3GPP TSG RAN WG1
Authors: Moderator (Sony), Ericsson, ZTE, Nokia NSB
Document type: Technical summary
Scope: eMTC, HD-FDD Cat. M1 UEs, CE mode A
Agenda item: 8.9.3
Proposals discussed: DL TBS of 1736 bits in PUR, multi-TB scheduling, SC-MTCH/multicast
Conclusions: 1736-bit DL TBS assumed compatible with all other eMTC features
L2 buffer size recommendations: 24000 bytes for 1000-bit UL-SCH, 30000 bytes for 2984-bit UL-SCH
Date of meeting: 19–27 May 2021
References: R1-2104718, R1-2105891
Technical Report 3rd Generation Partnership Project; Technical Specification Group Radio Access Network; Study on Narrow-Band Internet of Things (NB-IoT) / enhanced Machine Type Communication (eMTC) support for Non-Terrestrial Networks (NTN) (Release 17)
Year: 2021
Region / city: Sophia Antipolis, France
Topic: Narrow-Band Internet of Things (NB-IoT), enhanced Machine Type Communication (eMTC), Non-Terrestrial Networks (NTN)
Document Type: Technical Report
Organization / Institution: 3rd Generation Partnership Project (3GPP)
Author: 3GPP
Target Audience: Technical professionals and organizations involved in mobile communication technologies
Period of validity: Not specified
Approval date: Not subject to approval
Date of changes: Not specified
3GPP TS 36.304 Change Request 0789 Rev.13: Corrections to WUS Group for eMTC (Rel-16, June 2020)
Organization: 3rd Generation Partnership Project (3GPP)
Technical Specification: TS 36.304
Working Group: TSG-RAN WG2
Meeting: #110-e
Meeting Date: 1–12 June 2020
Document Type: Change Request (CR)
CR Number: 0789
Revision: 13
Release: Rel-16
Category: F (correction)
Work Item Code: LTE_eMTC5-Core (2020-065-162)
Source to WG: Nokia
Source to TSG: R2
Affected Clauses: 7.5.1, 7.5.x (new)
Affected Specifications: TS 36.331 (CR 4239); TS 36.300 (CR 1277)
Subject: Paging with Wake Up Signal (WUS) and Group Wake Up Signal (GWUS) for eMTC and NB-IoT
Scope: Corrections and additions related to GWUS monitoring and WUS resource identification for BL UEs and UEs in enhanced coverage
LS on Support of PWS for eMTC NTN since Release 17 — 3GPP RAN2#133, Gothenburg, 9–13 February 2026
Year: 2026
Location: Gothenburg, Sweden
Event: 3GPP TSG RAN WG2 Meeting RAN2#133
Document Type: Liaison Statement
Organization: 3GPP TSG RAN WG2
Source: RAN2
Recipients: SA1, SA2, CT1
Cc: RAN3, CT4, CT6
Work Item: 5GSAT_ARCH
Release: Rel-17
Subject: Public Warning System support for eMTC NTN
Contact Person: Jonas Sedin
Contact Email: [email protected]
Related Technologies: NR NTN, NB-IoT NTN, eMTC NTN
Action Requested: SA1, SA2, CT1 to consider the agreement, update related specifications, and respond only if issues arise
Next Meetings: RAN2#133bis (13–17 April 2026, St. Julians, Malta); RAN2#134 (18–22 May 2026, China)
Feature Lead Summary for 1736-bit DL TBS Support in eMTC (RAN1#105e, May 2021)
Year: 2021
Event: RAN1#105e E-meeting
Organization: 3GPP TSG RAN WG1
Authors: Moderator (Sony), Ericsson, ZTE, Nokia NSB
Document type: Technical summary
Scope: eMTC, HD-FDD Cat. M1 UEs, CE mode A
Agenda item: 8.9.3
Proposals discussed: DL TBS of 1736 bits in PUR, multi-TB scheduling, SC-MTCH/multicast
Conclusions: 1736-bit DL TBS assumed compatible with all other eMTC features
L2 buffer size recommendations: 24000 bytes for 1000-bit UL-SCH, 30000 bytes for 2984-bit UL-SCH
Date of meeting: 19–27 May 2021
References: R1-2104718, R1-2105891
Topics: 1736-bit RAN1105e eMTC