KR102257623B1 - 무선 통신 시스템에서 채널상태정보 보고 방법 및 장치 - Google Patents

무선 통신 시스템에서 채널상태정보 보고 방법 및 장치 Download PDF

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KR102257623B1
KR102257623B1 KR1020147033369A KR20147033369A KR102257623B1 KR 102257623 B1 KR102257623 B1 KR 102257623B1 KR 1020147033369 A KR1020147033369 A KR 1020147033369A KR 20147033369 A KR20147033369 A KR 20147033369A KR 102257623 B1 KR102257623 B1 KR 102257623B1
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csi
resource
subframe
transmission
terminal
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KR20150035555A (ko
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김기준
박종현
서한별
박한준
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엘지전자 주식회사
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/345—Interference values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0452—Multi-user MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • 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
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020147033369A 2012-07-02 2013-07-02 무선 통신 시스템에서 채널상태정보 보고 방법 및 장치 Active KR102257623B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201261667406P 2012-07-02 2012-07-02
US61/667,406 2012-07-02
US201261730032P 2012-11-26 2012-11-26
US61/730,032 2012-11-26
US201361757641P 2013-01-28 2013-01-28
US61/757,641 2013-01-28
PCT/KR2013/005854 WO2014007512A1 (ko) 2012-07-02 2013-07-02 무선 통신 시스템에서 채널상태정보 보고 방법 및 장치

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Publication Number Publication Date
KR20150035555A KR20150035555A (ko) 2015-04-06
KR102257623B1 true KR102257623B1 (ko) 2021-05-28

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US (1) US9716539B2 (enExample)
EP (2) EP2869478A4 (enExample)
KR (1) KR102257623B1 (enExample)
CN (2) CN104428998B (enExample)
IN (1) IN2014KN02949A (enExample)
WO (1) WO2014007512A1 (enExample)

Families Citing this family (134)

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Publication number Priority date Publication date Assignee Title
US10645599B2 (en) 2012-07-02 2020-05-05 Lg Electronics Inc. Method and device for reporting channel state information in wireless communication system
CN103580742B (zh) * 2012-08-03 2019-03-29 上海诺基亚贝尔股份有限公司 控制csi报告的方法及装置
CN103812624A (zh) * 2012-11-07 2014-05-21 上海贝尔股份有限公司 协同多点传输的方法
EP2941040B1 (en) * 2012-12-30 2020-02-05 LG Electronics Inc. Method for sharing wireless resource information in multi-cell wireless communication system and apparatus for same
KR102045332B1 (ko) 2013-03-26 2019-11-18 삼성전자 주식회사 이동통신 시스템에서 무선랜을 이용해서 트래픽을 오프 로드하는 방법 및 장치
JP5738338B2 (ja) * 2013-03-29 2015-06-24 株式会社Ｎｔｔドコモ 無線通信システムおよび無線基地局装置
US9553706B2 (en) * 2013-05-15 2017-01-24 Qualcomm Incorporated Channel estimate under non-uniform reference signal pattern
JP6466415B2 (ja) 2013-05-31 2019-02-06 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 全次元ｍｉｍｏシステムにおける線形プリコーディングと動的垂直セクタ化
KR102160008B1 (ko) * 2013-06-17 2020-09-25 삼성전자 주식회사 채널 상태 정보 송수신 방법 및 장치
US9629013B2 (en) * 2013-07-18 2017-04-18 Marvell World Trade Ltd. Channel quality indication with filtered interference
CN105684514B (zh) * 2013-07-22 2019-03-26 Zte维创通讯公司 小区同步和同步小区指示
CN104378826B (zh) * 2013-08-14 2018-08-07 电信科学技术研究院 一种传输资源的确定、指示方法及终端、基站
WO2015024204A1 (zh) 2013-08-20 2015-02-26 华为技术有限公司 通信方法及装置
US9807763B2 (en) * 2013-08-21 2017-10-31 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement for configuring CSI measurements
US11743897B2 (en) * 2013-12-20 2023-08-29 Qualcomm Incorporated Techniques for configuring uplink channels in unlicensed radio frequency spectrum bands
WO2015130059A1 (en) * 2014-02-25 2015-09-03 Samsung Electronics Co., Ltd. Apparatus and method of transmitting and receiving reference signal in wireless communication system using multiple-input and multiple-output
US10103855B2 (en) * 2014-03-28 2018-10-16 Qualcomm Incorporated Flexible channel state information feedback management
WO2015154283A1 (zh) * 2014-04-10 2015-10-15 华为技术有限公司 一种报告信道状态信息的方法、用户设备和基站
EP3139658B1 (en) * 2014-04-28 2023-11-29 Sharp Kabushiki Kaisha Terminal device, base station device, and communication method
KR102323003B1 (ko) * 2014-05-09 2021-11-08 삼성전자 주식회사 이동통신시스템에서 간섭 측정 방법 및 장치
ES2808598T3 (es) * 2014-05-22 2021-03-01 Qualcomm Inc Notificación de información de estado del canal (csi) periódica y aperiódica para mimo
CN105187153B (zh) * 2014-06-06 2021-07-09 中兴通讯股份有限公司 一种信息反馈方法、发送方法、反馈装置及发送装置
JP6420375B2 (ja) 2014-06-24 2018-11-07 テレフオンアクチーボラゲット エルエム エリクソン（パブル） 無線通信ネットワーク内でチャネル状態情報（ｃｓｉ）を報告するためのワイヤレスデバイス、ネットワークノード及びそれらにおける方法
CN105450272B (zh) * 2014-09-15 2021-07-20 中兴通讯股份有限公司 一种导频信息的反馈方法、装置及终端
CN105515732B (zh) * 2014-09-24 2018-01-09 上海朗帛通信技术有限公司 一种ue、基站中的用于多天线通信的方法和设备
EP3203649A4 (en) * 2014-10-01 2018-06-06 LG Electronics Inc. Method for configuring reference signal for three-dimensional mimo in wireless communication system and apparatus therefor
CN111371539B (zh) * 2014-10-10 2022-11-29 瑞典爱立信有限公司 控制基于csi-rs的信道估计的方法、基站和介质
US20160149679A1 (en) * 2014-10-10 2016-05-26 Telefonaktiebolaget L M Ericsson (Publ) Method for dynamic csi feedback
JP2018500797A (ja) * 2014-10-31 2018-01-11 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． 信号処理方法および基地局
WO2016070430A1 (zh) * 2014-11-07 2016-05-12 富士通株式会社 Dm-rs的资源配置方法、装置以及通信系统
US10014916B2 (en) 2014-11-10 2018-07-03 Samsung Electronics Co., Ltd. 2D active antenna array operation for wireless communication systems
EP3219021A1 (en) * 2014-11-14 2017-09-20 Interdigital Patent Holdings, Inc. Antenna virtualization in two-dimensional antenna array
US9999073B2 (en) 2014-11-18 2018-06-12 Telefonaktiebolaget Lm Ericsson (Publ) Signaling adapted CSI-RS periodicities in active antenna systems
US10034277B2 (en) * 2015-01-16 2018-07-24 Intel Corporation User equipment and base station for dynamic CSI-RS and CSI-IM transmission in LTE systems
JP6478304B2 (ja) 2015-01-30 2019-03-06 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． 通信システムおよび装置におけるフィードバック情報伝送方法
US20160233938A1 (en) * 2015-02-06 2016-08-11 Nokia Solutions And Networks Oy Multiple Restrictions For CSI Reporting
CN106301505A (zh) * 2015-05-14 2017-01-04 株式会社Ntt都科摩 信息发送方法、波束测量方法、移动台和基站
KR102279499B1 (ko) 2015-05-19 2021-07-20 삼성전자 주식회사 2차원 안테나를 사용하는 무선 통신 시스템에서 피드백 신호 제공 방법 및 장치
US10530432B2 (en) 2015-05-25 2020-01-07 Sony Corporation Wireless communication device, terminal device, and method
WO2016200241A1 (ko) * 2015-06-12 2016-12-15 삼성전자 주식회사 무선 통신 시스템에서 채널 상태 정보 보고 방법 및 장치
US10903958B2 (en) 2015-06-19 2021-01-26 Samsung Electronics Co., Ltd. Method and apparatus for transmitting reference signal in wireless communication system
WO2017008236A1 (en) * 2015-07-14 2017-01-19 Nec Corporation Method and apparatus for reference signal configuration and detection
CN106656280A (zh) * 2015-07-20 2017-05-10 电信科学技术研究院 一种信道状态信息的反馈及其控制方法和设备
CN114024805B (zh) * 2015-07-20 2024-05-21 北京三星通信技术研究有限公司 一种多用户数据传输方法和设备
CN105471546B (zh) 2015-07-31 2016-11-30 电信科学技术研究院 一种反馈和接收信道状态信息csi的方法及装置
KR102335741B1 (ko) * 2015-08-13 2021-12-06 삼성전자주식회사 이동 통신 시스템에서 빔포밍된 csi-rs를 이용하는 통신 기법
CN108352950A (zh) * 2015-08-13 2018-07-31 株式会社都科摩创新 基站、用户设备和信道状态信息-参考信号发送的方法
WO2017026794A1 (ko) * 2015-08-13 2017-02-16 엘지전자(주) 무선 통신 시스템에서 csi-rs와 관련된 단말의 동작 방법 및 이를 지원하기 위한 장치
KR102368867B1 (ko) * 2015-08-13 2022-03-03 삼성전자 주식회사 이동 통신 시스템에서 기준 신호 측정 방법 및 장치
US10931342B2 (en) * 2015-08-13 2021-02-23 Samsung Electronics Co., Ltd. Reference signal measurement method and apparatus for use in mobile communication system
CN106487437B (zh) * 2015-08-27 2020-10-16 中兴通讯股份有限公司 基于宽窄波束接入的高频同步实现方法、系统及装置
WO2017043834A1 (ko) * 2015-09-09 2017-03-16 엘지전자 주식회사 채널 상태 보고 방법 및 이를 위한 장치
CN106559807B (zh) * 2015-09-25 2021-08-20 华为技术有限公司 一种数据传输方法以及相关设备
CN108370303B (zh) 2015-10-22 2022-03-08 瑞典爱立信有限公司 与无线电信号的选择性增强有关的方法和设备
CN108353061B (zh) * 2015-11-05 2021-10-15 北京小米移动软件有限公司 用于在非授权带中传输信号的方法、装置、和系统
CN106685500B (zh) * 2015-11-05 2019-11-12 中国移动通信集团公司 一种csi-rs指示方法、基站及用户设备
EP3343797B1 (en) * 2015-11-18 2021-01-13 Samsung Electronics Co., Ltd. Method and device for transmitting and receiving channel state information in mobile communication system
US9991942B2 (en) * 2015-12-30 2018-06-05 Samsung Electronics Co., Ltd. Method and apparatus for channel state information reference signal (CSI-RS)
US10750483B2 (en) 2016-02-25 2020-08-18 Apple Inc. System and method for beam information and CSI report
CN107196690B (zh) * 2016-03-11 2019-05-21 电信科学技术研究院 一种反馈信息的传输方法和装置
EP3437277A1 (en) * 2016-03-31 2019-02-06 Docomo Innovations, Inc. Method of aperiodic signal transmission, base station, and user equipment
CN107294648A (zh) * 2016-04-01 2017-10-24 中国移动通信有限公司研究院 一种传输信道状态信息参考信号的方法及装置
US10932138B2 (en) * 2016-04-07 2021-02-23 Federated Wireless, Inc. Spectrum access optimization for self organizing networks
US10700757B2 (en) * 2016-04-18 2020-06-30 Intel Corporation Selection of beamforming directions based on learned performance
EP3446425B1 (en) 2016-04-20 2024-02-21 InterDigital Patent Holdings, Inc. Physical channels in new radio
KR102175608B1 (ko) 2016-04-20 2020-11-06 콘비다 와이어리스, 엘엘씨 구성가능한 기준 신호들
US10505597B2 (en) * 2016-05-09 2019-12-10 Qualcomm Incorporated Reference signals and link adaptation for massive MIMO
JP6935426B2 (ja) 2016-05-11 2021-09-15 コンヴィーダ ワイヤレス， エルエルシー 新しい無線ダウンリンク制御チャネル
WO2017193331A1 (en) * 2016-05-12 2017-11-16 Qualcomm Incorporated Hybrid class b fd-mimo
US10680855B2 (en) 2016-05-13 2020-06-09 Huawei Technologies Co., Ltd. Measurement in non-cellular wireless networks
JP6732048B2 (ja) * 2016-05-13 2020-07-29 テレフオンアクチーボラゲット エルエム エリクソン（パブル） マルチ解像度ｃｓｉフィードバック
US10631319B2 (en) 2016-06-15 2020-04-21 Convida Wireless, Llc Grant-less uplink transmission for new radio
US20190123801A1 (en) * 2016-06-23 2019-04-25 Lg Electronics Inc. Method for reporting channel state in wireless communication system and device therefor
WO2018006311A1 (en) * 2016-07-07 2018-01-11 Qualcomm Incorporated Processing relaxation for aperiodic csi-rs
US10771141B2 (en) 2016-07-26 2020-09-08 Lg Electronics Inc. Method for channel state report in wireless communication system, and device therefor
KR101967056B1 (ko) * 2016-07-28 2019-04-09 아서스테크 컴퓨터 인코포레이션 무선 통신 시스템에서 ue 빔포밍을 핸들링하기 위한 방법 및 장치
CN107733500B (zh) * 2016-08-11 2023-08-22 华为技术有限公司 信道状态信息测量反馈方法及设备
EP3471314B1 (en) 2016-08-11 2021-10-27 LG Electronics Inc. Method for reporting channel state in wireless communication system and device therefor
EP3497812A1 (en) 2016-08-11 2019-06-19 Convida Wireless, LLC Beamforming sweeping and training in a flexible frame structure for new radio
CN109039558B (zh) 2016-08-12 2020-02-14 华为技术有限公司 数据传输的方法及设备
KR102684277B1 (ko) * 2016-08-24 2024-07-11 삼성전자 주식회사 이동 통신 시스템에서의 기준 신호 송신을 위한 방법 및 장치
WO2018038556A1 (ko) * 2016-08-24 2018-03-01 삼성전자 주식회사 이동 통신 시스템에서의 기준 신호 송신을 위한 방법 및 장치
US10945147B2 (en) * 2016-09-28 2021-03-09 Telefonaktiebolaget Lm Ericsson (Publ) Dynamic CSI reporting type
CN107888307B (zh) * 2016-09-30 2021-10-26 中兴通讯股份有限公司 干扰测量方法、装置及系统，干扰测量指示方法及装置
JP6952769B2 (ja) * 2016-10-21 2021-10-20 テレフオンアクチーボラゲット エルエム エリクソン（パブル） ダウンリンク制御チャネルと非周期的なチャネル状態情報リファレンス信号との間の衝突回避
CN110690915B (zh) * 2016-11-01 2022-11-25 极光技术咨询有限责任公司 一种用于多天线系统的ue、基站中的方法和装置
WO2018097947A2 (en) 2016-11-03 2018-05-31 Convida Wireless, Llc Reference signals and control channels in nr
EP3536080B1 (en) 2016-11-04 2025-07-09 Telefonaktiebolaget LM Ericsson (PUBL) Reuse of mobility reference signals to perform radio link monitoring in a beam-based system
CN109891984A (zh) * 2016-11-04 2019-06-14 瑞典爱立信有限公司 使用移动性参考信号在基于波束的系统中执行无线链路监视
PL3536093T3 (pl) 2016-11-04 2022-10-17 Telefonaktiebolaget Lm Ericsson (Publ) Ulepszenia dla sygnałów referencyjnych mobilności do monitorowania łącza radiowego w systemie opartym na wiązce
US10582397B2 (en) * 2016-11-09 2020-03-03 Qualcomm Incorporated Beam refinement reference signal transmissions during control symbol
CN108155923B (zh) * 2016-12-03 2020-05-22 上海朗帛通信技术有限公司 一种被用于多天线传输的ue、基站中的方法和装置
JPWO2018128181A1 (ja) * 2017-01-06 2019-11-07 株式会社Ｎｔｔドコモ ユーザ端末及び無線通信方法
JP6756903B2 (ja) * 2017-01-09 2020-09-16 エルジー エレクトロニクス インコーポレイティド 無線システムにおけるチャネル状態情報報告方法及びこのための装置
US11258499B2 (en) 2017-02-02 2022-02-22 Lg Electronics Inc. Method for reporting channel state information in wireless communication system and apparatus for same
EP3582516B1 (en) 2017-02-28 2022-12-14 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Wireless communication method, terminal device, and network device
EP4087175A1 (en) * 2017-03-31 2022-11-09 Apple Inc. System and method for beam management procedure configuration
US10051685B1 (en) * 2017-05-22 2018-08-14 Hewlett Packard Enterprise Development Lp Adapting radios of millimeter-wave devices
CN110800238B (zh) * 2017-06-27 2023-05-23 英特尔公司 用于信道状态信息的获取的参考信号的传输
US11792874B2 (en) 2017-09-08 2023-10-17 Interdigital Patent Holdings, Inc. Multiple TRPs and panels transmission with dynamic bandwidth for NR
WO2019051242A2 (en) * 2017-09-08 2019-03-14 Convida Wireless, Llc COMMUNICATION MANAGEMENT USING DOWNLINK COMMAND INFORMATION
WO2019066619A1 (ko) * 2017-09-29 2019-04-04 엘지전자 주식회사 무선 통신 시스템에서 비주기적 csi를 보고하기 위한 방법 및 이를 위한 장치
US11025388B2 (en) 2017-10-10 2021-06-01 Futurewei Technologies, Inc. System and method for control signaling
KR102528468B1 (ko) * 2017-10-17 2023-05-04 삼성전자주식회사 무선 통신 시스템에서 빔 기반 협력 통신을 지원하는 방법 및 장치
EP3706490B1 (en) 2017-11-15 2024-01-03 LG Electronics Inc. Method for terminal transmitting aperiodic channel state information in wireless communication system, and terminal that uses the method
WO2019097432A1 (en) * 2017-11-16 2019-05-23 Telefonaktiebolaget Lm Ericsson (Publ) Radio link monitoring/radio link failure re-configuration upon bandwidth parts switching
WO2019137811A1 (en) * 2018-01-12 2019-07-18 Telefonaktiebolaget Lm Ericsson (Publ) Resource elements for physical downlink channel and aperiodic interference measurement
CN108259074B (zh) * 2018-02-12 2021-11-30 中兴通讯股份有限公司 确定预编码的方法及装置
ES3042570T3 (en) * 2018-02-14 2025-11-21 Ntt Docomo Inc User terminal and wireless communication method
CN110475282B (zh) * 2018-05-09 2023-03-28 华为技术有限公司 一种干扰信息上报方法及装置
US11689335B2 (en) * 2018-06-29 2023-06-27 Telefonaktiebolaget Lm Ericsson (Publ) Signaling configuration for radio access networks
WO2020026454A1 (ja) * 2018-08-03 2020-02-06 株式会社Ｎｔｔドコモ ユーザ端末及び無線通信方法
US12081297B2 (en) 2018-08-08 2024-09-03 Lg Electronics Inc. Method for transmitting or receiving channel state information for plurality of base stations in wireless communication system, and device therefor
CN110830191B (zh) 2018-08-08 2020-08-11 北京紫光展锐通信技术有限公司 非周期zp-csi-rs资源集的确定、配置方法及装置、存储介质、用户终端、网络端
US11968138B2 (en) * 2018-08-16 2024-04-23 Lg Electronics Inc. Method for transmitting and receiving channel state information reference signal resource and apparatus therefor
EP3857773A4 (en) * 2018-09-26 2022-05-18 ZTE Corporation INTERFERENCE-AWARE BEAM MESSAGE IN WIRELESS COMMUNICATIONS
WO2020068251A1 (en) 2018-09-27 2020-04-02 Convida Wireless, Llc Sub-band operations in unlicensed spectrums of new radio
CN111431687B (zh) * 2019-01-10 2022-02-25 华为技术有限公司 一种资源指示方法及装置
WO2020143782A1 (zh) * 2019-01-10 2020-07-16 华为技术有限公司 一种资源指示方法及装置
US11652526B2 (en) * 2019-04-30 2023-05-16 Ofinno, Llc Channel state information feedback for multiple transmission reception points
CN111600690B (zh) 2019-04-30 2021-07-06 维沃移动通信有限公司 参考信号测量、参考信号资源配置方法和设备
CN112351478A (zh) * 2019-08-09 2021-02-09 中兴通讯股份有限公司 一种节能方法及装置
WO2021057928A1 (en) 2019-09-27 2021-04-01 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for random access
WO2021059239A1 (en) * 2019-09-27 2021-04-01 Telefonaktiebolaget Lm Ericsson (Publ) Systems and methods for early csi feedback in nr
WO2021126495A1 (en) * 2019-12-18 2021-06-24 Google Llc Joint channel state information for virtual user equipment
EP4078825A1 (en) 2019-12-18 2022-10-26 Google LLC Methods and apparatuses for for coordinating user devices with data aggregation
CN115053469B (zh) * 2020-02-11 2025-08-29 中兴通讯股份有限公司 关于多个发送/接收点的信道状态信息的增强
US20230344486A1 (en) * 2020-04-24 2023-10-26 Lenovo (Singapore) Pte. Ltd. Channel state information reporting
US12096291B2 (en) * 2020-09-03 2024-09-17 Toyota Jidosha Kabushiki Kaisha Multicast broadcast service continuity in connected state
WO2022088158A1 (zh) * 2020-10-31 2022-05-05 华为技术有限公司 一种上报信道信息的方法及装置
EP4266737A4 (en) * 2021-01-17 2024-03-27 Huawei Technologies Co., Ltd. CHANNEL INFORMATION ACQUISITION METHOD AND RELATED APPARATUS
US12028132B2 (en) 2021-11-12 2024-07-02 Samsung Electronics Co., Ltd. MIMO transmission apparatus and operating method thereof
US12445180B2 (en) * 2022-05-13 2025-10-14 Qualcomm Incorporated Channel state information processing parameters for multiple configured codebooks
WO2024010423A1 (en) 2022-07-07 2024-01-11 Samsung Electronics Co., Ltd. Method and apparatus for frequency selective beam measurement and reporting

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011115421A2 (en) * 2010-03-17 2011-09-22 Lg Electronics Inc. Method and apparatus for providing channel state information-reference signal (csi-rs) configuration information in a wireless communication system supporting multiple antennas
WO2012067442A2 (ko) * 2010-11-17 2012-05-24 엘지전자 주식회사 무선 접속 시스템에서 비주기적 채널상태정보 보고 방법 및 장치

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7649831B2 (en) 2007-05-30 2010-01-19 Samsung Electronics Co., Ltd. Multi-user MIMO feedback and transmission in a wireless communication system
US8385452B2 (en) 2008-10-24 2013-02-26 Qualcomm Incorporated Method and apparatus for separable channel state feedback in a wireless communication system
US8867495B2 (en) * 2009-03-20 2014-10-21 Qualcomm Incorporated Feedback mechanisms for beamforming operation
US8588102B2 (en) * 2009-06-02 2013-11-19 Panasonic Corporation Wireless communication apparatus and wireless communication method
CA2768839C (en) * 2009-07-21 2016-09-13 Lg Electronics Inc. Apparatus and method for transmitting channel state information in a wireless communication system
US20110244877A1 (en) * 2009-10-08 2011-10-06 Qualcomm Incorporated Method and apparatus for using channel state information reference signal in wireless communication system
WO2011055986A2 (en) * 2009-11-08 2011-05-12 Lg Electronics Inc. A method and a base station for transmitting a csi-rs, and a method and a user equipment for receiving the csi-rs
KR101819502B1 (ko) * 2010-02-23 2018-01-17 엘지전자 주식회사 간섭 측정 방법 및 단말과, 간섭 정보 수신 방법 및 기지국
KR101253197B1 (ko) * 2010-03-26 2013-04-10 엘지전자 주식회사 참조신호 수신 방법 및 사용자기기, 참조신호 전송 방법 및 기지국
CN102714647B (zh) * 2010-04-06 2015-03-11 诺基亚公司 用于多粒度反馈的码本设计的方法和装置
KR101615236B1 (ko) 2010-05-18 2016-05-13 엘지전자 주식회사 다중 셀 협력 통신을 위한 적응적 피드백 및 적응적 전송 모드 결정 방법 및 장치
KR20110138742A (ko) 2010-06-21 2011-12-28 주식회사 팬택 장치의 채널정보 전송방법, 그 장치, 기지국, 그 기지국의 전송방법
CN102340379B (zh) * 2010-07-15 2015-04-22 中国移动通信集团公司 一种csi-rs的发送方法、检测方法及其装置
CN102404055B (zh) * 2010-09-10 2014-06-18 电信科学技术研究院 一种测量干扰的方法、系统和设备
KR20120029338A (ko) 2010-09-16 2012-03-26 엘지전자 주식회사 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
CN102149124B (zh) * 2011-04-22 2014-08-06 电信科学技术研究院 一种多点协作传输下的干扰测量方法及设备
CN102300244B (zh) * 2011-07-15 2019-02-05 中兴通讯股份有限公司 一种干扰测量参考信息的通知方法、干扰测量方法及装置
US20130083681A1 (en) * 2011-09-30 2013-04-04 Research In Motion Limited Methods of Channel State Information Feedback and Transmission in Coordinated Multi-Point Wireless Communications System
CN102368697B (zh) * 2011-09-30 2018-04-03 中兴通讯股份有限公司 干扰测量信令通知、干扰测量及反馈方法及其装置
CN102387528B (zh) * 2011-11-08 2017-11-07 中兴通讯股份有限公司 一种干扰测量信息通知方法、干扰测量方法、基站及终端
EP2823491A1 (en) * 2012-03-06 2015-01-14 Telefonaktiebolaget L M Ericsson (Publ) Beamformed downlink communications for a multiple antenna system
US9973955B2 (en) * 2012-03-16 2018-05-15 Futurewei Technologies, Inc. Systems and methods for reference signals and CSI feedback
HUE044544T2 (hu) * 2012-03-19 2019-10-28 Ericsson Telefon Ab L M Koordinált többpontos átviteli feltevések kialakítása csatornaállapot-információs jelentéshez
US9537638B2 (en) * 2012-05-11 2017-01-03 Qualcomm Incorporated Method and apparatus for performing coordinated multipoint feedback under multiple channel and interference assumptions
EP2856661A2 (en) * 2012-06-04 2015-04-08 Interdigital Patent Holdings, Inc. Communicating channel state information (csi) of multiple transmission points

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011115421A2 (en) * 2010-03-17 2011-09-22 Lg Electronics Inc. Method and apparatus for providing channel state information-reference signal (csi-rs) configuration information in a wireless communication system supporting multiple antennas
WO2012067442A2 (ko) * 2010-11-17 2012-05-24 엘지전자 주식회사 무선 접속 시스템에서 비주기적 채널상태정보 보고 방법 및 장치

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
3GPP R1-121946*

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