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Technical meeting contribution summarizing discussions and company positions on signaling enhancements for direct data forwarding availability in inter-system and intra-system handover scenarios within 3GPP RAN3 specifications.
Meeting: 3GPP TSG-RAN WG3 Meeting #110-e
Working Group: TSG-RAN WG3
Agenda item: 9.3.4
Document number: R3-206851
Meeting type: Electronic Meeting
Meeting dates: 2–12 November 2020
Source: Qualcomm Incorporated - Moderator
Title: Summary for CB: #8_DirectDataFwd_DC-SAmobility
Document for: Discussion and Decision
Companies involved: Qualcomm Incorporated; CATT; China Telecom; CMCC; Huawei; Nokia; Ericsson; Samsung
Related contributions: 6673; 6675; 6677; 6182; 6183
Technical scope: Direct data forwarding for inter-system and intra-system handover in EN-DC, NR-NR DC, and NR SA scenarios
Procedures referenced: SgNB Modification; S-NG-RAN node Modification; SgNB Addition; Handover Required; Handover Request Acknowledge
Interfaces referenced: S1-AP; NG-AP
Key elements: Direct Data Forwarding Availability IE; TEID/TNL addresses; SN Direct Forwarding indicator
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CB: # 99_RRCre-est – Summary of Offline Discussions, RAN WG3 Meeting #110-e (2–12 November 2020)
Meeting: 3GPP TSG-RAN WG3 Meeting #110-e
Document number: R3-206990
Agenda item: 9.3.7.1
Source: Ericsson (moderator)
Document for: Approval
Date: 2–12 November 2020
Subject: RRC connection reestablishment procedure in TS38.401
Related document: R3-206811
Companies involved: Ericsson, Samsung
Technical specification referenced: TS38.401
CB: # 99_RRCre-est – Summary of Offline Discussions, RAN WG3 Meeting #110-e (2–12 November 2020)
Meeting: 3GPP TSG-RAN WG3 Meeting #110-e
Document number: R3-206990
Agenda item: 9.3.7.1
Source: Ericsson (moderator)
Document for: Approval
Date: 2–12 November 2020
Subject: RRC connection reestablishment procedure in TS38.401
Related document: R3-206811
Companies involved: Ericsson, Samsung
Technical specification referenced: TS38.401
Discussion on R16 NR HST Enhancement — 3GPP TSG-RAN WG2 Meeting #110-e, 1–12 June 2020
Year: 2020
Meeting: 3GPP TSG-RAN WG2 Meeting #110-e
Date: 1 June – 12 June 2020
Agenda item: 6.19
Source: CMCC
Document type: Technical meeting contribution
Standardization body: 3GPP TSG-RAN WG2
Topic: NR high speed train (HST) enhancement and inter-RAT measurement signalling in Release 16
Related specifications: TS 38.133, TS 36.133, TS 38.331, TS 36.331
Technology domain: 5G NR and LTE inter-RAT mobility and radio resource management
Purpose: Discussion and decision
Target system scenarios: NR SA single carrier scenario and EN-DC scenario
Subject: Network assistance signalling and UE capability design for enhanced RRM requirements for NR HST
Related groups: RAN2, RAN4
Document reference: R2-2005444
3GPP TSG-RAN WG2 Meeting #110-e: Summary of LTE legacy contributions and Rel-15 corrections, 1–13 June 2020, Elbonia
Year: 2020
Location: Elbonia
Subject: LTE legacy contributions and Rel-15 corrections
Document type: Meeting report / Technical summary
Organization: 3GPP TSG-RAN WG2
Author: Nokia (RAN2 Vice-chair)
Target audience: RAN2 members and contributors
Period covered: Pre-Rel-15 and Rel-15 LTE topics
Agenda item: 4.5
Related documents: R2-2005351 to R2-2005747
Discussion format: Offline email discussions and meeting deliberations
Decisions made: Agreements on specific CRs, proposals for further discussion or corrections
Technical focus: LTE T312 timer, UL spatial multiplexing, CA capabilities, HARQ processes, SRB duplication, ASN.1 minor changes
On-demand posSIBs Discussion and Draft CR for 3GPP TSG-RAN WG2 #110-e, June 2020
Year: 2020
Event: 3GPP TSG-RAN WG2 #110-e
Date: 1–12 June 2020
Source: Ericsson
Document Type: Draft contribution / Discussion paper
Agenda Item: 6.8.2.2
Topics: On-demand posSIBs, SI acquisition, UE request handling, T351 timer
Intended Outcome: Agreement on text proposal for OdSIB running CR
Target Audience: 3GPP RAN2 working group members
Deadline for Comments: 3 June 2020, 10:00 UTC
Report Submission Date: 4 June 2020, 10:00 UTC
Sections Referenced: 5.2.2.2.1, 5.2.2.3.5, 5.2.2.4.2
Companies Contributing: Ericsson, CATT, MTK
3GPP TSG-RAN WG2 Meeting #110-e Report on Email Discussion [AT110e][046][IIOT] EHC (Intel), June 1–12, 2020
Year: 2020
Region / City: Electronic meeting
Topic: 5G Radio Access Network, Ethernet Header Compression (EHC)
Document Type: Meeting Report
Organization / Institution: 3GPP TSG-RAN WG2
Author: Intel Corporation
Target Audience: Working Group members, telecom engineers
Meeting Dates: June 1 – 12, 2020
Agenda Item: 6.7.4.2
Source Document: R2-200xxxx
Deadline for Contributions: June 5, 2020 07:00 UTC
Endorsed Technical Standards Referenced: TS 38.323, TS 38.331
Discussion Points: maxCID-EHC parameter introduction, CID length reconfiguration, drb-ContinueEHC fields configuration
Decision Outcome: Pending agreements and preferences from companies on parameters
Report Type: Summary of email discussion contributions and company positions
Technical Focus: Parameter configuration and reconfiguration for UE and gNB interactions in EHC context
Summary Level: Detailed technical discussion for decision-making in WG2
3GPP TSG-RAN WG2 Meeting #110-e Email Discussion Report on EHC Parameters, June 2020
Year: 2020
Region / City: International / Virtual
Subject: EHC Context Parameters and CID Length Reconfiguration
Document Type: Meeting Report
Organization: 3GPP TSG-RAN WG2
Author: Intel Corporation
Target Audience: 3GPP member companies and working group participants
Date of Meeting: 1–12 June 2020
Deadline for Contributions: 5 June 2020, 07:00 UTC
Agenda Item: 6.7.4.2
Scope: Review and decide on maxCID-EHC parameter and CID length reconfiguration for EHC
Related Documents: R2-2004678, R2-2005589, R2-2003834, TS 38.331, TS 38.323
Key Topics: maxCID-EHC parameter, EHC context limits, CID length reconfiguration, uplink and downlink coordination, PDCP re-establishment considerations
PDCP Duplication and PDCP Change Requests Discussion Summary, RAN2 Email Meeting #109bis-e and RAN2 Meeting #110-e, June 2020
Year: 2020
Meeting: 3GPP TSG-RAN WG2 Meeting #110-e
Agenda item: 6.7.4.1 (NR_IIOT-Core)
Organization: 3GPP TSG-RAN Working Group 2
Source: LG Electronics Inc.
Document type: Technical meeting contribution
Purpose: Information
Topic: PDCP duplication configuration and control in NR and MR-DC architectures
Related specifications: 3GPP TS 38.323; 3GPP TS 36.323
Discussion format: Email discussion during RAN2#109bis-e and follow-up in RAN2#110-e
Discussion schedule: June 4–11, 2020
Deadline: June 11, 2020, 07:00 UTC
Contributors referenced: Nokia; Ericsson; Samsung; Huawei; HiSilicon; Sharp; CATT; Fujitsu; Qualcomm; MediaTek; Apple; NEC; OPPO; Spreadtrum; ZTE; Intel; Futurewei; III
Technical focus: PDCP duplication configuration signaling and control of duplication status via Rel-16 MAC CE
Related technologies: NR; LTE; MR-DC; EN-DC; PDCP; RLC; MAC CE
Topics: 8DirectDataFwdDC-SAmobility 2–12 110-e