AU2011233798B2 - User equipment apparatus and method for feeding back Channel State Information in a wireless communication system - Google Patents

User equipment apparatus and method for feeding back Channel State Information in a wireless communication system Download PDF

Info

Publication number
AU2011233798B2
AU2011233798B2 AU2011233798A AU2011233798A AU2011233798B2 AU 2011233798 B2 AU2011233798 B2 AU 2011233798B2 AU 2011233798 A AU2011233798 A AU 2011233798A AU 2011233798 A AU2011233798 A AU 2011233798A AU 2011233798 B2 AU2011233798 B2 AU 2011233798B2
Authority
AU
Australia
Prior art keywords
pmi
type
type pmi
codebook
long
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.)
Active
Application number
AU2011233798A
Other languages
English (en)
Other versions
AU2011233798A1 (en
Inventor
Hyung Tae Kim
Ki Jun Kim
Dae Won Lee
Han Byul Seo
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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of AU2011233798A1 publication Critical patent/AU2011233798A1/en
Application granted granted Critical
Publication of AU2011233798B2 publication Critical patent/AU2011233798B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • 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
    • 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
    • H04B7/0417—Feedback 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
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • 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
    • 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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0645—Variable feedback
    • H04B7/065—Variable contents, e.g. long-term or short-short
    • 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
    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
AU2011233798A 2010-04-02 2011-04-04 User equipment apparatus and method for feeding back Channel State Information in a wireless communication system Active AU2011233798B2 (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US32032410P 2010-04-02 2010-04-02
US61/320,324 2010-04-02
US33280710P 2010-05-09 2010-05-09
US61/332,807 2010-05-09
US36328710P 2010-07-12 2010-07-12
US61/363,287 2010-07-12
KR1020110030168A KR101871707B1 (ko) 2010-04-02 2011-04-01 무선통신 시스템에서 채널상태정보 피드백 하는 단말 장치 및 그 방법
KR10-2011-0030168 2011-04-01
PCT/KR2011/002315 WO2011122919A2 (en) 2010-04-02 2011-04-04 User equipment apparatus and method for feeding back channel state information in a wireless communication system

Publications (2)

Publication Number Publication Date
AU2011233798A1 AU2011233798A1 (en) 2012-09-20
AU2011233798B2 true AU2011233798B2 (en) 2014-05-22

Family

ID=45027493

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2011233798A Active AU2011233798B2 (en) 2010-04-02 2011-04-04 User equipment apparatus and method for feeding back Channel State Information in a wireless communication system

Country Status (7)

Country Link
US (4) US8811520B2 (enExample)
EP (1) EP2553827B1 (enExample)
JP (3) JP5781593B2 (enExample)
KR (1) KR101871707B1 (enExample)
CN (3) CN102859894B (enExample)
AU (1) AU2011233798B2 (enExample)
WO (1) WO2011122919A2 (enExample)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102130752B (zh) * 2010-01-16 2013-04-24 华为技术有限公司 获取预编码矩阵指示以及预编码矩阵的方法和装置
CN105337648B (zh) * 2010-02-11 2019-02-15 索尼公司 用于无线通信系统中的用户设备和基站的电子装置和方法
WO2011118962A2 (en) * 2010-03-22 2011-09-29 Lg Electronics Inc. Apparatus and method for generating codebook in a wireless communication system
KR101690616B1 (ko) 2010-04-12 2016-12-28 엘지전자 주식회사 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
WO2011129583A2 (ko) * 2010-04-12 2011-10-20 엘지전자 주식회사 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
US9654197B2 (en) * 2010-04-15 2017-05-16 Futurewei Technologies, Inc. System and method for feeding back channel information
US8848817B2 (en) * 2010-04-30 2014-09-30 Texas Instruments Incorporated Transmission modes and signaling for uplink MIMO support or single TB dual-layer transmission in LTE uplink
US8693421B2 (en) 2010-09-02 2014-04-08 Texas Instruments Incorporated Downlink 8 TX codebook sub-sampling for CSI feedback
CN101969367B (zh) * 2010-09-30 2016-03-30 中兴通讯股份有限公司 信道信息反馈方法及终端
WO2012045143A1 (en) * 2010-10-08 2012-04-12 Research In Motion Limited Method and apparatus for lte channel state information estimation
CN107104716B (zh) * 2011-04-19 2020-10-02 太阳专利托管公司 信号生成方法及装置、信号处理方法及装置
EP2700177A4 (en) * 2011-04-21 2014-10-08 Zte Corp METHOD AND SYSTEM FOR A ROOMED CHANNEL STATUS INFORMATION FEEDBACK FOR A MIMO SYSTEM
US8369280B2 (en) 2011-07-01 2013-02-05 Ofinno Techologies, LLC Control channels in multicarrier OFDM transmission
CN102368698B (zh) * 2011-11-10 2014-04-16 电信科学技术研究院 一种预编码矩阵指示pmi信息的传输方法及装置
US8427976B1 (en) 2011-12-04 2013-04-23 Ofinno Technology, LLC Carrier information exchange between base stations
CN103259581B (zh) * 2012-02-16 2016-08-03 电信科学技术研究院 一种进行天线校准的方法、系统和设备
US9497756B2 (en) 2012-03-25 2016-11-15 Comcast Cable Communications, Llc Base station radio resource management
US9949265B2 (en) * 2012-05-04 2018-04-17 Comcast Cable Communications, Llc Control channel in a wireless communication system
WO2013166699A1 (en) * 2012-05-11 2013-11-14 Panasonic Corporation Method of csi reporting, user equipment and enode b
WO2014084640A1 (en) * 2012-11-28 2014-06-05 Samsung Electronics Co., Ltd. Method and apparatus for performing communication in a wireless communication system
KR102117024B1 (ko) 2012-11-28 2020-06-01 삼성전자 주식회사 무선 통신 시스템의 통신 방법 및 장치
MY161041A (en) 2012-12-27 2017-04-14 Huawei Tech Co Ltd Method for feeding back channel state information, user equipment, and base station
GB2509912B (en) * 2013-01-16 2018-08-15 Sony Corp Telecommunications Apparatus and Methods
US9385834B2 (en) * 2013-01-18 2016-07-05 Electronics And Telecommunications Research Institute Method for interference alignment using multiple antennas in overlapped multi-cell overlapped environment
US9225404B2 (en) * 2013-03-29 2015-12-29 Intel IP Corporation Hybrid beamforming for data transmission
JP6325652B2 (ja) * 2013-04-29 2018-05-16 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおいてチャネル状態情報送信方法及び装置
CN114257341B (zh) * 2013-05-24 2023-08-29 中兴通讯股份有限公司 信道状态信息反馈方法和终端
CN105144600B (zh) * 2013-05-31 2018-11-02 英特尔Ip公司 用于大型天线阵列的混合数字和模拟波束成形
WO2014194479A1 (zh) 2013-06-04 2014-12-11 华为技术有限公司 传输四天线预编码矩阵的方法、用户设备和基站
JP6328750B2 (ja) 2013-06-05 2018-05-23 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおいてチャネル状態情報送信方法及び装置
US20140362783A1 (en) * 2013-06-07 2014-12-11 Nec Laboratories America, Inc. Channel State Information (CSI) Feedback and Subsampling
US10826583B2 (en) * 2013-12-20 2020-11-03 RF DSP Inc. Adaptive precoding in a MIMO wireless communication system
JP2017502599A (ja) * 2013-12-27 2017-01-19 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． チャネル状態情報を送信するための方法及びデバイス
US9667328B2 (en) * 2014-03-31 2017-05-30 Samsung Electronics Co., Ltd. Precoding matrix codebook design and periodic channel state information feedback for advanced wireless communication systems
US9800303B2 (en) * 2014-04-14 2017-10-24 Futurewei Technologies, Inc. System and method for intelligent RI/PMI selection
US9712218B2 (en) * 2014-07-28 2017-07-18 Samsung Electronics Co., Ltd. Method and apparatus for facilitating high data rate transmission in the wireless communication
US9680535B2 (en) * 2015-01-16 2017-06-13 Samsung Electronics Co., Ltd. Method and apparatus for reduced feedback FD-MIMO
CN110213026A (zh) * 2015-01-30 2019-09-06 华为技术有限公司 通信系统中反馈信息的传输方法及装置
CN106302269B (zh) 2015-06-04 2020-06-23 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及装置
WO2017007238A1 (ko) * 2015-07-07 2017-01-12 엘지전자 주식회사 무선 통신 시스템에서 must 전송을 위한 유효 채널 측정 방법 및 이를 위한 장치
KR20180058789A (ko) * 2015-09-25 2018-06-01 후아웨이 테크놀러지 컴퍼니 리미티드 자원 선택 방법 및 장치 그리고 전자 디바이스
US10763925B2 (en) * 2015-11-11 2020-09-01 Samsung Electronics Co., Ltd. Method and apparatus for reduced feedback MIMO
US10659118B2 (en) * 2016-04-19 2020-05-19 Samsung Electronics Co., Ltd. Method and apparatus for explicit CSI reporting in advanced wireless communication systems
ES2943908T3 (es) 2016-05-13 2023-06-16 Ericsson Telefon Ab L M Retroalimentación de CSI de resolución múltiple
CN107888324A (zh) * 2016-09-29 2018-04-06 株式会社Ntt都科摩 由移动台、基站执行的反馈和接收方法、移动台及基站
CN108270473B (zh) * 2017-01-04 2021-07-09 华为技术有限公司 一种数据处理方法、用户设备和无线接入设备
US10892808B2 (en) * 2017-01-06 2021-01-12 Ntt Docomo, Inc. Method of acquiring channel state information
US10772084B2 (en) * 2017-01-09 2020-09-08 Motorola Mobility Llc Method and apparatus for scheduling information for a downlink data channel
TWI627847B (zh) * 2017-01-16 2018-06-21 瑞昱半導體股份有限公司 基於通道容量決定調變編碼方式的裝置及方法
US10742290B2 (en) * 2017-04-13 2020-08-11 Samsung Electronics Co., Ltd. High-resolution CSI reporting based on unequal bit allocation in advanced wireless communication systems
US11190254B2 (en) 2017-04-28 2021-11-30 Lg Electronics Inc. Method and apparatus for reporting channel state information in a wireless communication system
US10924162B2 (en) 2017-05-05 2021-02-16 At&T Intellectual Property I, L.P. Facilitation of incremental feedback for 5G or other next generation network
KR102597120B1 (ko) * 2017-06-08 2023-11-01 퀄컴 인코포레이티드 Nr-mimo 에서의 타입 ii csi 피드백에 대한 pmi 피드백
CN109039407A (zh) * 2017-06-08 2018-12-18 索尼公司 无线通信系统中的电子设备、通信方法和存储介质
CN113708815B (zh) * 2017-06-14 2023-06-09 Lg电子株式会社 在无线通信系统中发送信道状态信息的方法及用户设备
US20180368083A1 (en) * 2017-06-16 2018-12-20 Mediatek Inc. Method And Apparatus For Uplink Transmissions In Mobile Communications
CN109392001B (zh) * 2017-08-10 2020-04-14 维沃移动通信有限公司 一种测量报告上报方法和用户终端
CN109474321B (zh) * 2017-09-08 2021-01-22 电信科学技术研究院有限公司 信道状态信息的反馈、资源分配方法、终端、基站及装置
WO2019088780A1 (ko) * 2017-11-06 2019-05-09 엘지전자 주식회사 무선 통신 시스템에서 채널 품질 정보 피드백을 위한 방법 및 이를 위한 장치
KR102040209B1 (ko) * 2017-11-27 2019-11-27 엘지전자 주식회사 무선 통신 시스템에서 csi 보고를 수행하기 위한 방법 및 이를 위한 장치
CN111837432B (zh) * 2018-07-03 2022-02-01 Oppo广东移动通信有限公司 确定信道状态信息的方法、终端设备及存储介质
CN118523818A (zh) * 2018-08-10 2024-08-20 苹果公司 基于波束组合的信道状态信息（csi）反馈
CN112840697B (zh) * 2018-09-27 2024-01-23 上海诺基亚贝尔股份有限公司 关于csi开销减少的装置、方法和计算机程序
EP3926853A1 (en) 2018-11-02 2021-12-22 Telefonaktiebolaget LM Ericsson (publ) Independent sub-band size for precoding matrix indicator and channel quality indicator
KR102545026B1 (ko) * 2019-04-04 2023-06-19 노키아 테크놀로지스 오와이 업링크 제어 정보의 통신
EP4193475A4 (en) 2020-08-07 2024-04-10 Apple Inc. Hierarchical channel state information (csi) feedback with partial reciprocity with user equipment (ue)
CN112688727B (zh) * 2021-03-08 2021-08-31 新华三技术有限公司 一种无线通信方法、基站设备和存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090245169A1 (en) * 2008-03-25 2009-10-01 Samsung Electronics Co., Ltd. System and method for multiplexing on an LTE uplink control channel
US20100027456A1 (en) * 2008-08-01 2010-02-04 Texas Instruments Incorporated Network mimo reporting, control signaling and transmission

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070298728A1 (en) * 2004-09-10 2007-12-27 Matsushita Electric Industrial Co. Ltd. Wireless Communication Apparatus and Wireless Communication Method
CN101019358A (zh) * 2004-09-10 2007-08-15 松下电器产业株式会社 无线通信装置和无线通信方法
JP2007274094A (ja) * 2006-03-30 2007-10-18 Toshiba Corp 基地局、無線端末および無線通信方法
US20080219370A1 (en) * 2007-03-06 2008-09-11 Texas Instruments Incorporated User equipment feedback structures for mimo ofdma
US8982969B2 (en) * 2007-05-03 2015-03-17 Broadcom Corporation Method and system for CQI/PMI feedback for precoded MIMO systems utilizing differential codebooks
KR101455981B1 (ko) * 2007-08-14 2014-11-03 엘지전자 주식회사 하향링크 상황에 따른 적응적 채널 품질 지시자 생성 방법및 이를 위한 사용자 기기
US8630184B2 (en) * 2007-08-15 2014-01-14 Qualcomm Incorporated Uplink control channel format
CN101388699A (zh) * 2007-09-12 2009-03-18 夏普株式会社 基于空时频域的信息反馈方法和系统、用户设备及基站
JP5069083B2 (ja) 2007-10-30 2012-11-07 株式会社エヌ・ティ・ティ・ドコモ ユーザ装置、基地局装置及びｍｉｍｏ伝送制御方法
KR101476202B1 (ko) 2008-01-08 2014-12-24 엘지전자 주식회사 주기적/비주기적 채널상태정보 송수신 방법
US9007988B2 (en) * 2008-02-11 2015-04-14 Texas Instruments Incorporated Partial CQI feedback in wireless networks
US8045508B2 (en) * 2008-02-14 2011-10-25 Lg Electronics Inc. Rank feedback method for multiple-input multiple-output transmission
US8630240B2 (en) * 2008-02-19 2014-01-14 Texas Instruments Incorporated Mapping between logical and physical uplink control resource blocks in wireless networks
US8179828B2 (en) * 2008-03-28 2012-05-15 Research In Motion Limited Precoding matrix index feedback interaction with discontinuous reception
CN101615979A (zh) * 2008-06-24 2009-12-30 华为技术有限公司 多天线系统中的反馈指示方法、系统和设备
CN104284317B (zh) 2008-06-25 2017-09-29 苹果公司 报告关于无线信道的单独子带的反馈信息的方法、基站、移动站
TW201545494A (zh) 2008-07-02 2015-12-01 Interdigital Patent Holdings 多蘇入多輸出通訊排序及預編碼矩陣測量及報告方法及裝置
WO2010002642A1 (en) * 2008-07-02 2010-01-07 Interdigital Patent Holdings, Inc. Method and apparatus for avoiding a collision between a scheduling request and a periodic rank indicator report or a periodic channel quality indicator/precoding matrix indicator report
US8218663B2 (en) * 2008-07-29 2012-07-10 Texas Instruments Incorporated Reference signal resource allocation for single user MIMO
KR101056614B1 (ko) 2008-07-30 2011-08-11 엘지전자 주식회사 다중안테나 시스템에서 데이터 전송방법
US20100041344A1 (en) * 2008-08-13 2010-02-18 Bong Hoe Kim Method for transmitting channel quality indicators
AR073833A1 (es) 2008-10-20 2010-12-01 Interdigital Patent Holdings Metodos para el control ascendente de transmision de informacion para agregar ona portadora
KR101611290B1 (ko) 2008-12-29 2016-04-11 엘지전자 주식회사 복수의 전송 대역을 지원하는 무선 통신 시스템에 있어서, ｃｑｉ를 요청하기 위한 제어정보를 전송하는 방법
WO2010090457A2 (en) * 2009-02-05 2010-08-12 Lg Electronics Inc. Method and apparatus of transmitting feedback message in wireless communication system
US20100202311A1 (en) 2009-02-09 2010-08-12 Nokia Siemens Networks Oy Method and apparatus for providing channel state reporting
US8560696B2 (en) 2009-04-28 2013-10-15 Intel Corporation Transmission of advanced-MAP information elements in mobile networks
JP2011004212A (ja) * 2009-06-19 2011-01-06 Sharp Corp 送信装置、受信装置、通信システムおよび通信方法
KR101591841B1 (ko) * 2009-08-06 2016-02-04 삼성전자주식회사 폐 루프 미모 시스템에서 피드백 오버헤드 감소를 위한 장치 및 방법
US8737504B2 (en) * 2009-10-05 2014-05-27 Samsung Electronics Co., Ltd. Method and system for feedback of channel information
US8625693B2 (en) 2009-11-06 2014-01-07 Samsung Electronics Co., Ltd. Techniques for transformation codebook antenna beamforming in OFDM wireless communication system
EP2522095A2 (en) * 2010-01-08 2012-11-14 InterDigital Patent Holdings, Inc. Channel state information transmission for multiple carriers
US8625450B2 (en) * 2010-04-05 2014-01-07 Nokia Corporation Channel state information feedback for enhanced downlink multiple input—multiple output operation
KR101690616B1 (ko) 2010-04-12 2016-12-28 엘지전자 주식회사 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
US9654197B2 (en) * 2010-04-15 2017-05-16 Futurewei Technologies, Inc. System and method for feeding back channel information
US8630311B2 (en) * 2010-05-10 2014-01-14 Futurewei Technologies, Inc. System and method for reporting quantized feedback information for adaptive codebooks
US8929309B2 (en) 2010-06-18 2015-01-06 Interdigital Patent Holdings, Inc. Long-term feedback transmission and rank reporting
US8639198B2 (en) * 2010-06-30 2014-01-28 Samsung Electronics Co., Ltd. Systems and methods for 8-TX codebook and feedback signaling in 3GPP wireless networks
CN102013954B (zh) 2010-07-08 2011-12-07 华为技术有限公司 信道状态信息上报方法和用户设备
US8693421B2 (en) * 2010-09-02 2014-04-08 Texas Instruments Incorporated Downlink 8 TX codebook sub-sampling for CSI feedback
BR112013006264B1 (pt) 2010-09-15 2021-10-13 Huawei Technologies Co., Ltd Método, equipamento de usuário e sistema de comunicação para reportar informação de canal
US20120127869A1 (en) * 2010-11-22 2012-05-24 Sharp Laboratories Of America, Inc. Multiple channel state information (csi) reporting on the physical uplink shared channel (pusch) with carrier aggregation
US9930677B2 (en) * 2010-12-07 2018-03-27 Sharp Kabushiki Kaisha Prioritizing multiple channel state information (CSI) reporting with carrier aggregation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090245169A1 (en) * 2008-03-25 2009-10-01 Samsung Electronics Co., Ltd. System and method for multiplexing on an LTE uplink control channel
US20100027456A1 (en) * 2008-08-01 2010-02-04 Texas Instruments Incorporated Network mimo reporting, control signaling and transmission

Also Published As

Publication number Publication date
CN102859894B (zh) 2015-09-23
WO2011122919A3 (en) 2012-03-08
JP5781593B2 (ja) 2015-09-24
WO2011122919A2 (en) 2011-10-06
AU2011233798A1 (en) 2012-09-20
US20140334409A1 (en) 2014-11-13
US10044485B2 (en) 2018-08-07
US8811520B2 (en) 2014-08-19
US8953705B2 (en) 2015-02-10
US9866360B2 (en) 2018-01-09
CN105245267A (zh) 2016-01-13
JP2013524621A (ja) 2013-06-17
CN105245266B (zh) 2018-11-27
EP2553827A4 (en) 2016-12-21
US20150063282A1 (en) 2015-03-05
JP2014168234A (ja) 2014-09-11
US20140328426A1 (en) 2014-11-06
CN105245267B (zh) 2018-11-27
US20130064276A1 (en) 2013-03-14
EP2553827A2 (en) 2013-02-06
CN102859894A (zh) 2013-01-02
JP5864655B2 (ja) 2016-02-17
JP6060241B2 (ja) 2017-01-11
KR20110111250A (ko) 2011-10-10
KR101871707B1 (ko) 2018-06-27
CN105245266A (zh) 2016-01-13
JP2016040946A (ja) 2016-03-24
EP2553827B1 (en) 2018-07-18

Similar Documents

Publication Publication Date Title
EP2553827B1 (en) User equipment apparatus and method for feeding back channel state information in a wireless communication system
EP3228021B1 (en) Method and apparatus of downlink signaling for partially precoded csi-rs and csi feedback
JP6732048B2 (ja) マルチ解像度ｃｓｉフィードバック
US8848818B2 (en) Apparatus and method for generating codebook in wireless communication system
US9071389B2 (en) Method for communicating in a MIMO network
US9407345B2 (en) Efficient feedback transmission method in multi-antenna wireless communication system and device for same
CN107689823A (zh) 信道状态信息反馈的方法以及一种用户设备和基站
JP2018504821A (ja) 方法およびｍｉｍｏシステム
US9276658B2 (en) Method for communicating in a MIMO network
US8995551B2 (en) Apparatus and method for generating codebook in a wireless communication system
KR20130125058A (ko) 채널 정보 피드백 방법 및 장치

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)