3gpp tsg ran wg4 - PowerPoint PPT Presentation


RAN4 Discussion on Enabling 3.45-3.55GHz in Band n77 for T-Mobile USA

In the electronic meeting of 3GPP TSG-RAN WG4, Issue 1.5-1 and Issue 1.5-2 were discussed regarding how to differentiate UEs supporting the new frequency range and modifying NOTE 12 in Table 5.2-1 in TS 38.101-1 to include the support of 3.45-3.55GHz in addition to 3.7-3.98GHz for Band n77 in the US

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Overview of O-RAN SC Bronze Release Objectives and Timelines

The content delves into the objectives of the OSC Bronze release focusing on end-to-end RAN communications and traffic steering use cases. It highlights the key elements of the Bronze release like health checks, RAN ecosystem connectivity, and timelines for bi-annual releases. Additionally, it discu

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Evolution of Open RAN and O-RAN in Telecom Networks

Explore the evolution from legacy RAN architectures to open, disaggregated, and intelligent RAN solutions like Open RAN and O-RAN. Learn about the standardization efforts, architecture details, O-RAN Alliance working groups, and the O-Cloud service management framework within the telecom industry.

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Overview of RF Architecture and Waveform Assumptions for NR V2X Intra-Band Operation

In the electronic meeting of 3GPP TSG-RAN-WG4, discussions were held on the RF architecture and waveform assumptions for NR V2X intra-band operation in band n79. Various options and recommendations were presented regarding RF architecture, antenna architecture, and waveform definitions for efficient

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Resident Terminology Discussion for 3GPP TSG-SA WG1 Meeting #92e

Collaboration on defining terminology for premises radio access nodes, residential gateways, and customer premises equipment in the context of 3GPP standards. Focus on clarity, avoiding architecture concepts, and proposing new terms like PRAS and eRG.

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3GPP TSG-RAN WG4 Meeting #97-e Summary

The 3GPP TSG-RAN WG4 Meeting #97-e held an electronic meeting to discuss NR positioning performance requirements. Agreements were made in the first round, with discussions ongoing in the second round. The work plan focuses on performance parts based on SA testing, with a detailed WP available in the

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NR UE Power Saving Enhancements - Agreements and Scenarios in 3GPP Meeting #98e

The agenda items for the 3GPP TSG-RAN WG4 Meeting #98e focus on enhancing power saving for NR UE. Discussions include agreements on RRM measurements, evaluation of power saving gains, identification of beneficial scenarios, and considerations for DRX cycles and relaxation criteria. The meeting aims

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Way Forward for Uplink Full Power Transmission in 3GPP TSG-RAN.WG4#95-e Meeting

Discusses the implementation guidelines and performance requirements for Uplink Full Power Transmission (ULFPTx) features in 3GPP meetings, focusing on Mode-1 UE support, TX antenna connectors, SRS resource transmission methods, and Transparent TxD applicability, emphasizing the existing UE features

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Way Forward on Transparent Tx Diversity in 3GPP.TSG-RAN.WG4#94-e-Bis Meeting R4-2005652

The meeting discusses the implementation of transparent Tx Diversity for uplink full power transmission in the context of 3GPP specifications for FR1 in Release 16 and beyond. It outlines the necessary changes needed to allow UE behavior of transparent Tx Diversity, test case adaptations, power scal

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3GPP TSG-RAN-WG4 Meeting #96-e Electronic Meeting Summary

The 3GPP TSG-RAN WG4 Meeting #96-e focused on discussions related to IAB-MT Pcmax, power control, dynamic range, and various power requirements contributions from CMCC, Samsung, Nokia, ZTE, Ericsson, and Huawei. Agreements were made on Pcmax, PHR, power control, and dynamic range specifications for

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Discussion on FDM Operation for SL and Uu in Licensed Band at 3GPP TSG-RAN WG4#98-e Meeting

The 3GPP TSG-RAN WG4#98-e meeting discussed introducing Frequency Division Multiplexing (FDM) operation for Uplink (UL) and Secondary Link (SL) in licensed bands. Topics included frequency separation, power control, RF architecture, and intra-band Carrier Aggregation (CA). Options were considered fo

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3GPP TSG-RAN-WG4 Meeting #98-bis-e Electronic Meeting Summary

The 3GPP TSG-RAN-WG4 Meeting #98-bis-e discussed Channel Modeling for FR2 in the context of NR HST enhancements. Issues related to link budget evaluation and performance requirements were covered. Discussions included channel models for Scenario-B, demodulation performance requirements, and uplink c

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Personal IoT Network (PIN) Terminology Discussion for 3GPP TSG-SA WG1 Meeting

In this discussion, the concept of Personal IoT Network (PIN) and its elements are explored, including the roles of PIN Elements, Configuration PIN Capability, and Gateway Capability. The necessity of gateways to the 3GPP network, device examples, and the distinction of licensed spectrum are also ad

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Approval and Validation Updates for NR MIMO OTA in 3GPP TSG-RAN.WG4 Meeting

The 3GPP TSG-RAN.WG4 Meeting discussed approval for the NR MIMO OTA workplan, addressed FR2 blocking issues, and emphasized the use of polarized antenna models. Updates were made to the power validation procedure and gNB beams usage criteria for FR1 MIMO OTA channel model validation. Collaboration w

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Enhancing RF Requirements for Rel-17 Tx Switching in 3GPP Meeting #97e

The electronic meeting of 3GPP TSG-RAN-WG4 discussed new proposals for RF requirements enhancement in Rel-17, focusing on 2Tx-2Tx switching between carriers and power boosting for UL CA. The meeting addressed switching period lengths, DL interruption applicability, UE capabilities, and MIMO support

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CSI-RS Measurement Requirements and UE Behavior: 3GPP TSG-RAN-WG4 Meeting #99-e

The electronic meeting at the 99th session of 3GPP TSG-RAN-WG4 discussed CSI-RS configuration and L3 measurement requirements. Options were outlined for time domain restrictions, UE behavior in case of timing offset exceedance, and time validity of detected associated SSB. Various companies and thei

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Highlights from 3GPP TSG-RAN WG4 Meeting #97-e - November 2020

Various companies presented contributions for AMPR and REFSENS for 35MHz and 45MHz channel bandwidths at the electronic meeting of 3GPP TSG-RAN WG4. Discussions included agreements, issues related to n8, n25, and n71 45MHz REFSENS, UL configurations for different regions and carriers, A-MPR agreemen

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Electronic Meeting Agenda: UE PC2 for NR Inter-Band CA and SUL Configurations

The document relates to the upcoming electronic meeting of 3GPP TSG-RAN WG4, focusing on UE power class 2 for NR inter-band Carrier Aggregation and supplemental uplink configurations. It includes background contributions, identified issues, and options for SAR schemes addressing duty cycle based sol

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Analysis of IoT Band Edge Performance Against FCC Regulations in 3GPP TSG-RAN-WG4 Meeting

This document discusses the band edge requirements for NB-IoT devices, specifically focusing on FCC specifications. It addresses the complexities of band edge regulations, proposes further analysis and simulations, and suggests options for network signaling release. The references provide insight in

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RRM Enhancement for NR and MR-DC: PUCCH SCell Activation Requirements

In the electronic meeting of 3GPP TSG-RAN-WG4, the discussions focused on enhancing RRM for NR and MR-DC, specifically addressing PUCCH SCell activation/deactivation requirements. Points were made regarding the ending points of PUCCH SCell activation for both valid and invalid TA cases, beam informa

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Way Forward on Release Independence for 35 and 45 MHz in Mobile Networks

Discussion at the 3GPP TSG-RAN-WG4 Meeting #97-e focused on release options for 35 and 45 MHz frequencies. Different options were explored for release independence, hardware capabilities, backward compatibility issues, and commercial implementation aspects concerning various stakeholders such as T-M

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Spatial Relation Switching Requirements in 3GPP NR RAN Plenary Meeting

The document discusses various spatial relation switching requirements for uplink scenarios in the 3GPP NR RAN Plenary Meeting. It covers agreement points related to UL SRS, PUCCH, P-SRS, and DL-RS, defining delay requirements and known conditions for spatial relation switching. The agreements provi

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Emission Requirements Discussion at 3GPP TSG-RAN-WG4 Meeting #99-e

Discussion at the 3GPP TSG-RAN-WG4 Meeting #99-e focused on emission-related radiated requirements for DL and UL in relation to adjacent channel protection in NR specifications. Various options and candidates for defining ACLR were explored, along with considerations for spurious emissions and OBUE

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Discussion on UL 7.5kHz Frequency Shift for n34 and n39 in 3GPP TSG-RAN WG4 Meeting #100-e

The approval document for Working Group on Dual-Site Selection (DSS) for n34 and n39 in CMCC, discussed in the 3GPP TSG-RAN WG4 Meeting #100-e, addresses the UL 7.5kHz shift agreements for different releases. The document outlines the mandatory nature of the shift for n34 and n39 in later releases,

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Definition and Measurement Periods for RSTD in 3GPP TSG-RAN WG4 Meeting

In this document from the 3GPP TSG-RAN WG4 Meeting, the definition of intra/inter-frequency measurements, scenarios for RAN4 requirements, and measurement periods for RSTD are discussed. The focus is on requirements for RSTD and UE Rx-Tx time difference measurements. Various options and factors are

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gNB Positioning Measurement Requirements Discussion at 3GPP TSG-RAN WG4 Meeting

Discussion at the 3GPP TSG-RAN WG4 meeting #98bis-e focused on gNB positioning measurement requirements, including beam sweeping, gNB accuracy requirements, samples for gNB accuracy, RoAoA side conditions, and SRS-RSRP measurement accuracy requirements. The meeting addressed various candidate option

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Solutions to Minimize Polarization Basis Mismatch Impact in RF Testing

The agenda item discusses proposals to reduce the impact of polarization basis mismatch between the test equipment and device under test during RF testing in the 3GPP TSG-RAN-WG4 meeting. Various methods, such as the TPMI side condition method and DL polarization scan method, are being considered to

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Discussion on A-MPR Requirements for PSSCH/PSCCH Transmission in 3GPP TSG-RAN-WG4#95-e Meeting

In the 3GPP TSG-RAN-WG4#95-e meeting, discussions revolved around defining A-MPR requirements for PSSCH/PSCCH transmission for NR V2X UE. The meeting focused on identifying the worst A-MPR values from companies, defining regulatory requirements, and outlining tentative agreements for incorporating n

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Progress Update on NR V2X Working Items in 3GPP Meeting

Discussions in the recent 3GPP TSG-RAN-WG4#95-e Meeting focused on resolving open issues related to NR V2X in TS38.101-1 and TS38.101-3. Key topics included A-MPR decisions, RF requirements specification, and general part considerations. The meeting aimed to finalize the NR V2X WI for ITU submission

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3GPP TSG-RAN-WG4 #96e Meeting Summary

The electronic meeting of 3GPP TSG-RAN-WG4 #96e focused on NR V2X RRM requirements, discussing interruptions to WAN due to V2X Sidelink Communication and performance metrics like L1 SL-RSRP measurement accuracy. Work plans were set for RRM test cases development and baseline definition for LTE V2X R

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3GPP TSG-RAN-WG4 Meeting #98-e Electronic Meeting Summary

The document outlines the agenda and discussions from the 3GPP TSG-RAN-WG4 Meeting #98-e held electronically from January 25th to February 5th, 2021. It focuses on RRM requirements and enhancements related to Rel-17 NR HST FR2, involving Nokia and Nokia Shanghai Bell. The meeting delves into the app

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3GPP TSG-RAN-WG4 Meeting #94e-bis Electronic Meeting Summary

The electronic meeting discussed RF requirements for switching between two uplink carriers, with a focus on DL interruption applicability for various duplex mode combinations. Feedback and approvals from previous meetings were also highlighted. Discussions on UE capabilities on DL interruption were

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3GPP TSG-RAN-WG4 Meeting #95e - CSI-RS Configuration and Measurement Definitions

This document outlines the discussions and decisions made at the 3GPP TSG-RAN-WG4 Meeting #95e held electronically from 25th May to 5th June 2020. The focus was on defining CSI-RS configuration and intra/inter-frequency measurements for CSI-RS based L3 measurements, with detailed requirements and sc

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3GPP TSG-RAN-WG4#95-e Meeting Summary: Power Class Requirements and Way Forward Decisions

During the 3GPP TSG-RAN-WG4#95-e meeting, discussions were held on power class requirements, UL MIMO, and other related topics. The meeting covered various options for setting up TxD requirements, focusing on Release 16 independence, UL MIMO emission requirements for R15, NSA NR power class clarific

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Understanding Beam Squint Effects in 3GPP TSG-RAN-WG4 Meeting

Beam squint effects in 3GPP TSG-RAN-WG4 meeting are discussed, focusing on the degradation of spherical coverage due to frequency separation between primary and secondary component carriers. The impact on CBM inter-band DL/UL channel aggregation and intra-band CA is also explored, highlighting the n

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3GPP TSG-RAN WG4 Meeting #98-e Electronic Meeting Summary

In the 3GPP TSG-RAN WG4 Meeting #98-e Electronic Meeting, discussions were held on various topics such as NR RRM enhancements, BWP switching on multiple CCs, UL spatial info switch, and more. Issues regarding BWP switching in core and performance parts were addressed, along with considerations for s

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Advanced Test System Enhancements Discussion at 3GPP TSG-RAN-WG4 Meeting

Investigate enhancements to non-permitted and permitted test systems for high DL power and low UL power test cases. Focus on vendor declarations, UE beam management sensitivity, and methodology improvements. Discussion includes proposals for test setup, impact on test time, and preliminary measureme

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UE PRS Measurement Requirements Discussion at 3GPP TSG-RAN WG4 Meeting #98-e

Discussion at the 3GPP TSG-RAN WG4 Meeting #98-e focused on UE PRS measurement requirements. The topics included consideration of muting in measurement periods, periodicity scaling for PRS resources, handling different resource periodicities, and offsets in measurement periods. Various options were

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NTN RRM Timing Related Requirements for Xiaomi Devices at 3GPP TSG-RAN4 Meeting #98-e

The agenda item for the 3GPP TSG-RAN4 Meeting #98-e involves discussing NTN RRM timing related requirements, specifically focusing on UE timing synchronization for Xiaomi devices. Key aspects include UE transmit timing error limits, timing advance accuracy, and UE timer accuracy requirements for NTN

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Proposals for BCS4 Implementation in 3GPP TSG-RAN-WG4 Meeting #97-e

In the 3GPP TSG-RAN-WG4 Meeting #97-e, proposals were discussed regarding the implementation of BCS4 to address existing issues with BCS systems in inter-band and intra-band NR-CA scenarios. The introduction of BCS4 aims to reduce RAN4 workload, improve efficiency in analyzing new channel bandwidths

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