CN116325543A - 根据rrc状态用于组播广播服务的信道状态信息反馈 - Google Patents

根据rrc状态用于组播广播服务的信道状态信息反馈 Download PDF

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Publication number
CN116325543A
CN116325543A CN202180067633.2A CN202180067633A CN116325543A CN 116325543 A CN116325543 A CN 116325543A CN 202180067633 A CN202180067633 A CN 202180067633A CN 116325543 A CN116325543 A CN 116325543A
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CN
China
Prior art keywords
csi
rrc
state
channel
csi report
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202180067633.2A
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English (en)
Chinese (zh)
Inventor
阿里雷萨·巴贝伊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
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Toyota Motor Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of CN116325543A publication Critical patent/CN116325543A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H04W74/0836—Random access procedures, e.g. with 4-step access with 2-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/40—Connection management for selective distribution or broadcast

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)
CN202180067633.2A 2020-11-18 2021-11-17 根据rrc状态用于组播广播服务的信道状态信息反馈 Pending CN116325543A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063115490P 2020-11-18 2020-11-18
US63/115,490 2020-11-18
PCT/JP2021/042253 WO2022107816A1 (en) 2020-11-18 2021-11-17 Channel state information feedback for multicast broadcast services according to rrc state

Publications (1)

Publication Number Publication Date
CN116325543A true CN116325543A (zh) 2023-06-23

Family

ID=78822375

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180067633.2A Pending CN116325543A (zh) 2020-11-18 2021-11-17 根据rrc状态用于组播广播服务的信道状态信息反馈

Country Status (5)

Country Link
US (2) US20230413091A1 (enExample)
EP (1) EP4248592A1 (enExample)
JP (2) JP7521695B2 (enExample)
CN (1) CN116325543A (enExample)
WO (1) WO2022107816A1 (enExample)

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CN114696982B (zh) * 2020-12-31 2024-11-08 维沃移动通信有限公司 参考信号配置方法、配置装置、电子设备和可读存储介质
US20220248256A1 (en) * 2021-02-02 2022-08-04 Qualcomm Incorporated Techniques for radio access technology deprioritization
US12294434B2 (en) * 2021-08-05 2025-05-06 Apple Inc. CSI feedback for multi-PDSCH transmission
US12375884B2 (en) * 2021-09-30 2025-07-29 Qualcomm Incorporated Tracking reference signal for multicast and broadcast systems
IL312149A (en) * 2021-11-05 2024-06-01 Apple Inc Csi enhancements
WO2023234838A1 (en) * 2022-05-31 2023-12-07 Telefonaktiebolaget Lm Ericsson (Publ) Reporting measurement of reference signal (rs) ports
GB2621319A (en) * 2022-08-01 2024-02-14 Nokia Technologies Oy Method, apparatus and computer program
WO2024053493A1 (ja) * 2022-09-09 2024-03-14 日本電気株式会社 基地局の送信システム、無線端末、基地局のＤｉｓｔｒｉｂｕｔｅｄ Ｕｎｉｔ、及びこれらの方法

Citations (3)

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US20180115430A1 (en) * 2015-04-15 2018-04-26 Lg Electronics Inc. Method for performing feedback by terminal in wireless communication system and apparatus therefor
CN111247829A (zh) * 2018-06-21 2020-06-05 联发科技股份有限公司 Csi测量配置和ue能力信令
CN111670591A (zh) * 2018-01-11 2020-09-15 夏普株式会社 基站装置、终端装置、通信方法以及集成电路

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US9479305B2 (en) 2011-12-28 2016-10-25 Lg Electronics Inc. Method and apparatus for transmitting sounding reference signal
WO2013129843A1 (ko) * 2012-02-28 2013-09-06 엘지전자 주식회사 채널 상태 정보 보고 전송 방법 및 사용자기기와, 채널 상태 정보 보고 수신 방법 및 기지국
US11546787B2 (en) * 2012-05-09 2023-01-03 Samsung Electronics Co., Ltd. CSI definitions and feedback modes for coordinated multi-point transmission
CN104579518B (zh) * 2015-01-30 2017-01-11 深圳酷派技术有限公司 Csi测量及反馈方法、csi测量及反馈系统和基站
US10117187B2 (en) * 2015-06-20 2018-10-30 Ofinno Technologies, Llc Initializing uplink power in a wireless network
US11388754B2 (en) 2016-06-06 2022-07-12 Qualcomm Incorporated Channel state information reporting for random access procedures
US10218406B2 (en) 2016-09-02 2019-02-26 Qualcomm Incorporated Narrowband communication for different device capabilities in unlicensed spectrum
US10863548B2 (en) * 2018-04-06 2020-12-08 Qualcomm Incorporated Group CSI feedback for multicast/broadcast transmission
EP3836475B1 (en) 2018-09-10 2022-07-06 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method for controlling power ramp counter, and terminal device
WO2020164716A1 (en) 2019-02-14 2020-08-20 Nokia Technologies Oy Apparatus, method and computer program

Patent Citations (3)

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US20180115430A1 (en) * 2015-04-15 2018-04-26 Lg Electronics Inc. Method for performing feedback by terminal in wireless communication system and apparatus therefor
CN111670591A (zh) * 2018-01-11 2020-09-15 夏普株式会社 基站装置、终端装置、通信方法以及集成电路
CN111247829A (zh) * 2018-06-21 2020-06-05 联发科技股份有限公司 Csi测量配置和ue能力信令

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Also Published As

Publication number Publication date
US20230413091A1 (en) 2023-12-21
EP4248592A1 (en) 2023-09-27
JP2024133179A (ja) 2024-10-01
JP7521695B2 (ja) 2024-07-24
JP2023543856A (ja) 2023-10-18
JP7662098B2 (ja) 2025-04-15
WO2022107816A1 (en) 2022-05-27
US20250310815A1 (en) 2025-10-02

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