№ files_lp_4_process_3_094231
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Working group meeting contribution summarizing issues, proposals, recommendations, and company comments regarding scenarios, architectural considerations, and requirement discussions for NR FR2 multi-Rx chain downlink reception within 3GPP RAN4 radio resource management work.
Organization: 3rd Generation Partnership Project (3GPP)
Working Group: TSG-RAN WG4
Meeting: TSG-RAN WG4 Meeting #106-bis-e
Meeting Format: Electronic Meeting
Meeting Date: 17–26 April 2023
Agenda Item: 5.8.5
Source Company: vivo
Document Status: Document for Approval
Technical Domain: NR FR2 Radio Resource Management
Topic: General aspects of multi-Rx chain downlink reception
Sub-topic: Scope and scenarios
Technology Standard: 5G New Radio (NR)
Technical Focus: Multi-Rx chain reception, simultaneous reception scenarios, UE architectures, beam management, and RRM requirements
Contributing Companies: Nokia, Huawei, LG Electronics
Discussion Context: Work item on NR FR2 multi-receiver chain downlink reception RRM requirements
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3GPP TSG-RAN WG4 Meeting#108-bis NR FR2 Multi-RX Downlink Demodulation Requirements Discussion, Xiamen, Oct 9–13, 2023
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
WF on NR FR2 multi-Rx chain DL reception RRM requirements (part 1)
Year: 2023
Region / City: Electronic Meeting
Topic: NR FR2 multi-Rx chain DL reception
Document Type: Meeting document
Organization: 3GPP TSG-RAN WG4
Source: vivo
Target Audience: RAN4 working group members
Approval: Pending
Agenda Item: 5.8.5
Period of Validity: April 17th ‒ 26th, 2023
Date of Approval: Pending
Date of Changes: None
Issues Discussed: RRM requirements for single carrier and simultaneous reception
Document Purpose: To define RRM requirements for NR FR2 multi-Rx chains DL reception
Context: The document outlines RRM requirements and issues for multi-Rx chain DL reception in NR FR2 scenarios.
Topic summary for 3GPP TSG-RAN WG4 Meeting #106bis-e, April 2023, NR FR2 multi-RX DL Demodulation Performance Requirements
Year: 2023
Region / Location: Online
Subject: FR2 multi-RX downlink demodulation performance requirements
Document Type: Meeting summary / technical report
Organization: 3GPP TSG-RAN WG4
Authors: Qualcomm (moderator), Apple, Nokia, Huawei/HiSilicon, Ericsson
Agenda Item: 5.8.4
Period Covered: 17 Apr – 26 Apr 2023
Technical Focus: PDSCH, CSI, PDCCH, PBCH, SDR
Test Methodology: Simulation and OTA evaluation
MIMO Configuration: 2x2, 4x4 layers, single-DCI and multi-DCI scenarios
Channel Models: TDLA, TDLD, correlation matrices for multi-RX
Modulation and Frequency: Up to 64QAM, FR2 band, SCS 120 kHz, CBW 100 MHz
Key Discussions: General aspects, correlation modeling, beam pair selection, UE demodulation requirements, PN considerations
3GPP TSG-RAN WG4 Meeting #106-bis-e Agenda
Year: 2023
Region / City: N/A
Topic: HPUE Band Combinations and Requirements
Document Type: Meeting Agenda
Organization: 3GPP
Author: Moderator (China Telecom)
Target Audience: RAN WG4 participants
Validity Period: April 2023
Approval Date: N/A
Date of Changes: N/A
Note: Context description
3GPP TSG-RAN WG4 Meeting # 106-bis-e – 17 April – 26 April, 2023
Year: 2023
Region / City: Global
Topic: NR positioning measurements
Document Type: Meeting summary
Organization: 3GPP TSG-RAN WG4
Author: Moderator (Huawei)
Target Audience: Industry stakeholders in 3GPP
Validity Period: April 2023
Approval Date: 17 April 2023
Modification Date: N/A
Summary #1 on Other Aspects of AI/ML for CSI Enhancement, 3GPP TSG-RAN WG1 Meeting #112bis-e, April 17–26, 2023
Organization: 3GPP TSG-RAN WG1
Meeting: Meeting #112bis-e
Document Number: R1-230xxxx
Agenda Item: 9.2.2.2
Date: April 17–26, 2023
Meeting Type: e-Meeting
Source: Moderator (Apple)
Moderator: Huaning Niu (Apple)
Contributing Companies: Apple; NTT DOCOMO; Qualcomm; NEC; CATT; LG Electronics; Spreadtrum; Lenovo; Samsung; CMCC; MediaTek; Panasonic; Xiaomi; Sony; Intel; AT&T; OPPO; Google; Huawei, HiSilicon; Fujitsu; CAICT; Futurewei; NVIDIA; InterDigital; ZTE; vivo
Topic: AI/ML for CSI enhancement
Technical Scope: CSI compression with two-sided model and training collaboration types
Document Type: Technical meeting summary
TP to 38.423: AIRAN Impact on Xn Interface, 3GPP TSG-RAN WG3 Meeting #119bis-e, 17–26 April 2023
Year: 2023
Meeting: 3GPP TSG-RAN WG3 Meeting #119bis-e
Dates: 17–26 April 2023
Agenda item: 12.2.2.1
Source: ZTE; Ericsson; Qualcomm Incorporated; Lenovo; Nokia; Nokia Shanghai Bell
Reference: R3-232023, Summary of email Discussion on CB: # AIRAN2_LB
Specification concerned: 3GPP TS 38.423
Related specifications: 3GPP TS 23.501; 3GPP TS 38.300; 3GPP TS 37.340
Technical domain: NG-RAN; Xn interface; AI/ML information reporting
Document type: Technical Proposal (TP)
Subject: Introduction of AIRAN-related changes to Xn procedures and AI/ML information reporting
Signalling type: UE-associated and non-UE-associated signalling
Summary of contributions and proposals for NR positioning enhancements in LPHAP use case 6, 17–26 April 2023
Year: 2023
Event: 3GPP TSG-RAN WG4 Meeting #106-bis-e
Location: Electronic Meeting
Subject: NR positioning enhancements and RRM measurement requirements
Document type: Meeting report / Technical summary
Source: Moderator (Huawei)
Audience: 3GPP participants and contributing companies
Relevant period: 17 April – 26 April 2023
Agenda item: 5.23.4
Companies involved: Intel, CATT, ZTE, OPPO, Huawei, HiSilicon, Nokia, Nokia Shanghai Bell, Qualcomm, Ericsson
Key topics: eDRX cycles, PRS measurement, RRC_IDLE and RRC_INACTIVE states, UE positioning requirements, LPHAP case 6
Decisions pending: Definition of PRS requirements in INACTIVE state with eDRX ≤ 10.24s and applicability to RedCap UE
Document ID: R4-23XXXXX
3GPP TSG-RAN3 Meeting #114bis-e Summary of RedCap eDRX Support Discussions, 17–26 January 2022
Year: 2022
Region / City: Global (3GPP)
Topic: RedCap eDRX support and related protocol agreements
Document Type: Meeting report / technical discussion summary
Organization: 3GPP TSG-RAN3
Author: Ericsson (Moderator)
Participants: Ericsson, Nokia, Huawei, Qualcomm, Samsung, CATT, CMCC, ZTE
Target Audience: 3GPP working group members
Period Covered: 17–26 January 2022
Agenda Item: 11.3
References: R3-220193, R3-220194, R3-220233, R3-220281, R3-220282, R3-220449, R3-220450, R3-220451, R3-220461, R3-220463, R3-220566, R3-220724, R3-220861, R3-220893, R3-220894
Discussion Topics: NR Paging eDRX Information, F1/Xn/NG interfaces, RedCap UE indications, IE naming conventions, procedure text agreements, Rel-17 updates
Decisions: No final consensus in some topics; proposals and preferences noted; moderator conclusions TBD
Topics: Multi-RX 106-bis-e 17–26