№ lp_1_2_53780
File format: docx
Character count: 18643
File size: 83 KB
Feature lead summary consolidating technical contributions and email discussions within a 3GPP RAN WG1 study on further NR RedCap UE complexity reduction for Release 18, including evaluation methodology, baseline assumptions, and open high-priority questions.
Year:
2022
Organization:
3GPP
Working Group:
TSG-RAN WG1
Meeting:
RAN WG1 Meeting #109-e
Meeting format:
e-Meeting
Meeting dates:
9–20 May 2022
Agenda item:
9.6.1
Study item:
Rel-18 further NR RedCap UE complexity reduction
Preceding releases:
Rel-17
Document type:
Feature lead summary
Document purpose:
Discussion and decision
Source:
Moderator (Ericsson)
Feature lead:
Ericsson
Scope:
UE complexity and cost reduction for NR RedCap
Methodology reference:
TR 38.875
Baseline comparison:
Rel-17 RedCap UE
Technical areas:
UE bandwidth, RF and baseband cost, memory size, performance and coexistence impacts
Standardization phase:
Study phase
Price: 8 / 10 USD
The file will be delivered to the email address provided at checkout within 12 hours.
The file will be delivered to the email address provided at checkout within 12 hours.
Don’t have cryptocurrency yet?
You can still complete your purchase in a few minutes:- Buy Crypto in a trusted app (Coinbase, Kraken, Cash App or any similar service).
- In the app, tap Send.
- Select network, paste our wallet address.
- Send the exact amount shown above.
The final amount may vary slightly depending on the payment method.
The file will be sent to the email address provided at checkout within 24 hours.
The product description is provided for reference. Actual content and formatting may differ slightly.
Meeting:
3GPP TSG RAN WG1 #112
Document number:
R1-2301247
Location:
Athens, Greece
Dates:
February 27 – March 3, 2022
Agenda item:
9.1.2
Source:
Moderator (Samsung)
Release:
3GPP Release 18
Scope:
NR Evolved MIMO CSI enhancements
Frequency range:
FR1
Technical focus:
CSI reporting, Type-II codebook refinement, Coherent-JT, multi-TRP
Assumptions:
Ideal backhaul and synchronization
Participating companies:
Samsung, Huawei, ZTE, Ericsson, Nokia/NSB, Apple, Qualcomm, MediaTek, Intel, vivo, OPPO, and others
Decision status:
Discussion and decision with partial agreements and open issues
Year:
2022
Region / City:
Not specified
Topic:
NR duplex operation evolution
Document type:
Email discussion summary
Organization / Institution:
3GPP TSG RAN WG1
Author:
Not specified
Target audience:
3GPP members and companies involved in RAN1 activities
Validity period:
Not specified
Approval date:
Not specified
Amendment date:
Not specified
Year:
2025
Region / City:
Prague, Czech Republic
Topic:
Technical Specifications
Document Type:
Change Request
Organ / Institution:
3GPP
Author:
Nokia
Target Audience:
Technical specialists in radio access networks
Period of Validity:
2025
Approval Date:
2025-10-23
Change Category:
A
Release:
19
Reason for Change:
Correction of a typo in the priority formula for CSI based on Doppler codebook
Affected Clauses:
5.2.3
Summary of Change:
τ replaces j in Pril,i,f,j
Consequences if not Approved:
Incorrect priority formula for CSI based on Doppler codebook
Other Comments:
Revision history available in the document
Way Forward on Performance Aspects of Rel-18 NR Coverage Enhancement for Multiple PRACH Transmission
Year:
2023
Location:
Xiamen, China
Standardization body:
3GPP
Technical group:
TSG-RAN WG4
Meeting:
RAN WG4 Meeting #108-bis
Source organization:
China Telecom
Agenda item:
5.27.3
Release:
3GPP Release 18
Subject:
NR coverage enhancement
Focus area:
Base station performance requirements
Technology:
5G NR
Frequency ranges:
FR2-1; FR1 (under discussion)
Channel models:
AWGN, TDLC 300-100 Low, TDLA30-300 Low, CDL-A
Transmission type:
Multiple PRACH transmission
Approval status:
Document for approval
Document type:
Change Request
Standardization body:
3GPP
Technical group:
TSG-CT WG1
Meeting:
#141-e
Release:
Rel-18
Category:
B
Work item code:
MCOver5MBS
CR number:
0095
Specification number:
24.581
Current version:
18.1.0
Date:
2023-04-04
Meeting dates:
17–21 April 2023
Source to WG:
TD Tech
Source to TSG:
C1
Affected domains:
Core Network; UICC applications
Affected clauses:
2; 3.3; 9.1.2; 9.X
Related technologies:
5G MBS; MCVideo; RTCP; MBMS
Change reason:
Support of 5G MBS downlink media transmission in MCVideo media plane
Summary of change:
Addition of references, abbreviations, message subtypes, and new control messages for 5G MBS
Consequences if not approved:
Lack of support for 5G MBS in MCVideo media plane
Revision history:
1st, 2nd, 3rd, and 4th changes
Normative references:
3GPP TS/TR and IETF RFC specifications
Year:
2022
Region / City:
Global
Topic:
5G technology, CSI enhancement
Document Type:
Meeting Summary
Organization / Institution:
3GPP TSG RAN WG1
Author:
Moderator (Samsung)
Target Audience:
3GPP participants, telecommunications professionals
Period of validity:
N/A
Approval Date:
N/A
Date of Changes:
N/A
Year:
2022
Region / City:
Not specified
Theme:
CSI enhancement, MIMO, 5G
Document type:
Meeting summary
Organization:
3GPP TSG RAN WG1
Author:
Moderator (Samsung)
Target audience:
Technical stakeholders, 3GPP members
Period of validity:
Not specified
Approval date:
Not specified
Date of changes:
Not specified
Context:
A summary of discussions on CSI enhancements and codebook refinements for Coherent-JT targeting FR1 in the context of 5G NR.
Year:
2022
Region / city:
Global
Topic:
Telecommunications, MIMO, CSI enhancements
Document type:
Technical Summary
Organization / institution:
3GPP TSG RAN WG1
Author:
Moderator (Samsung)
Target audience:
Industry professionals, telecommunications engineers
Period of validity:
2022
Approval date:
May 9th, 2022
Modification date:
N/A
Specification:
3GPP TS 33.127
CR Number:
0192
Revision:
2
Current Version:
18.2.0
Meeting:
3GPP TSG-SA3 Meeting #88-LI-e-a
Meeting Dates:
23 January 2023 - 27 January 2023
Meeting Location:
Online
Work Item Code:
LI18
Category:
B (addition of feature)
Release:
Rel-18
Source to WG:
SA3LI (Ministère Economie et Finances)
Source to TSG:
SA3
Date:
24 January 2023
Clauses Affected:
7.9.1; 7.9.6 (new)
Related Specification:
TS 33.128 CR 0460
Reason for Change:
Define LI architecture for AF session with QoS at stage 2
Summary of Change:
New xIRIs related to LI for AF session with QoS
Consequences if Not Approved:
LI will not benefit from valuable information when AF session with QoS service is invoked
Year:
2023
Region / city:
Toulouse, France
Theme:
3GPP, RRC parameters, Rel-18 XR WI
Document type:
Discussion and Decision
Organ / institution:
3GPP TSG RAN WG1
Author:
Qualcomm (Moderator)
Target audience:
3GPP members, RAN1 working group
Period of validity:
August 21st – August 25th, 2023
Approval date:
August 2023
Date of changes:
Not specified
References:
R1-2307940, Initial higher layer parameters for Rel-18 XR enhancements, Qualcomm, Nokia (WI rapporteurs)
Year:
2022
Region / City:
Electronic, 10 – 19 October 2022
Theme:
MUSIM Solutions for Rel-18
Document Type:
Discussion Document
Organization / Institution:
Qualcomm Incorporated
Author:
Qualcomm, MediaTek, Intel, Ericsson, Huawei, ZTE, OPPO, vivo, Samsung, LGE
Target Audience:
Technical experts in mobile network standards
Period of validity:
N/A
Approval Date:
N/A
Modification Date:
N/A
Year:
2023
Region / city:
Athens, Greece
Topic:
RedCap NR device complexity reduction
Document Type:
Meeting Summary
Author:
Ericsson
Target Audience:
RAN1 Working Group Members
Period of Validity:
2023
Approval Date:
27th February 2023
Date of Changes:
3rd March 2023
Year:
2024
Region / city:
Maastricht, NL
Theme:
UE features for Rel-18
Document Type:
Discussion/Decision
Organization / Institution:
3GPP TSG RAN WG1
Author:
Moderator (AT&T)
Target Audience:
RAN1 members, Rel-18 feature developers
Period of validity:
August 19th – 23rd, 2024
Approval date:
N/A
Date of amendments:
N/A
Year:
2023
Event:
3GPP TSG RAN WG1 #112 Meeting
Location:
Athens, Greece
Meeting Dates:
February 27 – March 3, 2023
Organization:
3rd Generation Partnership Project (3GPP)
Working Group:
TSG RAN WG1
Source:
Moderator (NTT DOCOMO)
Agenda Item:
9.1.3.1
Document Identifier:
R1-2301774
Document Type:
Technical discussion and decision contribution
Topic:
MIMO and DMRS enhancements for 5G NR Rel-18
Technical Focus:
Downlink and uplink DMRS port expansion, MU-MIMO support, antenna port indication for PDSCH, S-TRP and M-TRP scenarios
Standardization Context:
5G NR Release 18 study and specification work
Participating Companies Mentioned:
NTT DOCOMO, Qualcomm, ZTE, vivo, Ericsson, Intel, Nokia, Samsung, OPPO, MediaTek, LG, Lenovo, CATT, CMCC, New H3C, Sharp
Subject Area:
Wireless communications standardization and physical layer design
Year:
2022
Date:
2022-10-07
Event:
3GPP TSG-SA3 Meeting #87-LI-e-a
Organization:
3GPP
Working Group:
SA3 (Security)
Source Working Group:
SA3-LI (OTD)
Specification:
3GPP TS 33.128
Current Specification Version:
18.1.0
Release:
Rel-18
Work Item Code:
LI18
Document Type:
Change Request
Category:
B (addition of feature)
Affected Clauses:
7.2.2.3.4; 7.2.2.3.X; Annex A
Subject Area:
Lawful Interception; 5G Core Network; UDM
Technical Components:
UDM; AMF; IRI-POI; MDF2
Related Interfaces:
LI_X2; LI_HI2
Referenced Specifications:
TS 23.501; TS 23.502; TS 29.503; TS 29.571; ETSI TS 102 232-1; ETSI TS 103 221-2
Purpose of Change:
introduction of reporting capability for start of interception when a UE is already registered at the UDM and extension of UDM cancel location reporting with de-registration information
Repository Reference:
3GPP Forge SA3 LI repository merge request 100
Commit Hash:
881625b95d989ee87512e2dc169eb3b20c8ecda1
Year:
2023
Region / City:
Chicago, USA
Theme:
Reduced Capability (RedCap) NR devices
Document Type:
Meeting Document
Organization / Institution:
3GPP TSG-RAN WG1
Author:
Moderator (Ericsson)
Target Audience:
Technical participants in the 3GPP RAN working group
Period of Validity:
November 2023
Approval Date:
13th November 2023
Modification Date:
Not specified
Contextual description:
This is a technical summary of discussions and contributions related to the Rel-17 RedCap maintenance work item in the 3GPP RAN1 meeting.
Note:
Year
Year:
2022
Region / city:
Online
Topic:
5G Network
Document Type:
Change Request
Organization / Institution:
3GPP
Author:
Nokia, Nokia Shanghai Bell, Huawei
Target Audience:
3GPP Working Groups
Period of validity:
N/A
Approval Date:
2022-08-19
Date of changes:
N/A
Category:
F
Release:
Rel-17
Work item code:
NR_redcap-Core
Proposed change affects:
UICC apps, ME, Radio Access Network, Core Network
Reason for change:
Clarification of SSB definitions for RedCap UEs and related measurement gap configurations
Summary of change:
Extra dot removed, added clarification on RedCap-specific intra-frequency measurement gap configuration and handling of handovers for RedCap UEs
Impact analysis:
Potential issues with interoperability and network behavior if the change is not approved, especially regarding RedCap UEs and RACH procedure
Clauses affected:
3.2, 9.2.4, 16.13.3, 16.3.5
Year:
2022
Region / city:
Electronic Meeting
Topic:
Telecommunications
Document type:
Technical Meeting Report
Organization / institution:
3GPP TSG-RAN WG4
Author:
Not specified
Target audience:
Professionals in telecommunications and network technology
Period of validity:
January 17-25, 2022
Approval date:
Not specified
Date of changes:
Not specified
Context:
Technical document detailing agreements on the use of NCD-SSB and CSI-RS for RedCap UE, discussed during the 3GPP TSG-RAN WG4 meeting.
Year:
2021
Region / city:
Unknown
Topic:
RedCap UEs, NCD-SSB, CD-SSB, RAN1, RAN2, RAN4
Document type:
Report
Organization / institution:
3GPP
Author:
Ericsson (Rapporteur)
Target audience:
RAN2, RAN4, 3GPP members
Period of validity:
Until November 2021
Approval date:
Not specified
Modification date:
Not specified
Note:
Summary of the document