JP7521695B2 - マルチキャストブロードキャストサービスのためのチャネル状態情報フィードバック - Google Patents

マルチキャストブロードキャストサービスのためのチャネル状態情報フィードバック Download PDF

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Publication number
JP7521695B2
JP7521695B2 JP2023519730A JP2023519730A JP7521695B2 JP 7521695 B2 JP7521695 B2 JP 7521695B2 JP 2023519730 A JP2023519730 A JP 2023519730A JP 2023519730 A JP2023519730 A JP 2023519730A JP 7521695 B2 JP7521695 B2 JP 7521695B2
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Prior art keywords
csi
rrc
state
transmitting
configuration parameters
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JP2023519730A
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English (en)
Japanese (ja)
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JP2023543856A (ja
Inventor
ババエイ，アリレザ
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Toyota Motor Corp
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Toyota Motor Corp
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Priority to JP2024111317A priority Critical patent/JP7662098B2/ja
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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)
JP2023519730A 2020-11-18 2021-11-17 マルチキャストブロードキャストサービスのためのチャネル状態情報フィードバック Active JP7521695B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024111317A JP7662098B2 (ja) 2020-11-18 2024-07-10 マルチキャストブロードキャストサービスのためのチャネル状態情報フィードバック

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

Related Child Applications (1)

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JP2024111317A Division JP7662098B2 (ja) 2020-11-18 2024-07-10 マルチキャストブロードキャストサービスのためのチャネル状態情報フィードバック

Publications (2)

Publication Number Publication Date
JP2023543856A JP2023543856A (ja) 2023-10-18
JP7521695B2 true JP7521695B2 (ja) 2024-07-24

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JP2023519730A Active JP7521695B2 (ja) 2020-11-18 2021-11-17 マルチキャストブロードキャストサービスのためのチャネル状態情報フィードバック
JP2024111317A Active JP7662098B2 (ja) 2020-11-18 2024-07-10 マルチキャストブロードキャストサービスのためのチャネル状態情報フィードバック

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Country Status (5)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (6)

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US20140362799A1 (en) 2011-12-28 2014-12-11 Lg Electronics Inc. Method and apparatus for transmitting sounding reference signal
US20170353976A1 (en) 2016-06-06 2017-12-07 Qualcomm Incorporated Channel state information reporting for random access procedures
US20180115430A1 (en) 2015-04-15 2018-04-26 Lg Electronics Inc. Method for performing feedback by terminal in wireless communication system and apparatus therefor
JP2019532558A (ja) 2016-09-02 2019-11-07 クアルコム，インコーポレイテッド 無認可スペクトルにおける、異なるデバイス能力向けの狭帯域通信
WO2020051739A1 (zh) 2018-09-10 2020-03-19 Oppo广东移动通信有限公司 控制功率攀升计数器的方法和终端设备
WO2020164716A1 (en) 2019-02-14 2020-08-20 Nokia Technologies Oy Apparatus, method and computer program

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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
JP2019122004A (ja) * 2018-01-11 2019-07-22 シャープ株式会社 基地局装置、端末装置、通信方法、および、集積回路
US10863548B2 (en) * 2018-04-06 2020-12-08 Qualcomm Incorporated Group CSI feedback for multicast/broadcast transmission
US11201689B2 (en) * 2018-06-21 2021-12-14 Mediatek Inc. CSI measurement configuration and UE capability signaling

Patent Citations (6)

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Publication number Priority date Publication date Assignee Title
US20140362799A1 (en) 2011-12-28 2014-12-11 Lg Electronics Inc. Method and apparatus for transmitting sounding reference signal
US20180115430A1 (en) 2015-04-15 2018-04-26 Lg Electronics Inc. Method for performing feedback by terminal in wireless communication system and apparatus therefor
US20170353976A1 (en) 2016-06-06 2017-12-07 Qualcomm Incorporated Channel state information reporting for random access procedures
JP2019532558A (ja) 2016-09-02 2019-11-07 クアルコム，インコーポレイテッド 無認可スペクトルにおける、異なるデバイス能力向けの狭帯域通信
WO2020051739A1 (zh) 2018-09-10 2020-03-19 Oppo广东移动通信有限公司 控制功率攀升计数器的方法和终端设备
WO2020164716A1 (en) 2019-02-14 2020-08-20 Nokia Technologies Oy Apparatus, method and computer program

Also Published As

Publication number Publication date
US20230413091A1 (en) 2023-12-21
EP4248592A1 (en) 2023-09-27
JP2024133179A (ja) 2024-10-01
CN116325543A (zh) 2023-06-23
JP2023543856A (ja) 2023-10-18
JP7662098B2 (ja) 2025-04-15
WO2022107816A1 (en) 2022-05-27
US20250310815A1 (en) 2025-10-02

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