IN2012DN02810A - - Google Patents

Info

Publication number
IN2012DN02810A
IN2012DN02810A IN2810DEN2012A IN2012DN02810A IN 2012DN02810 A IN2012DN02810 A IN 2012DN02810A IN 2810DEN2012 A IN2810DEN2012 A IN 2810DEN2012A IN 2012DN02810 A IN2012DN02810 A IN 2012DN02810A
Authority
IN
India
Prior art keywords
feedback signal
radio interface
part feedback
over
preceded
Prior art date
Application number
Other languages
English (en)
Inventor
George Jongren
Muhammad Imadur Rahman
Original Assignee
Ericsson Telefon Ab L M
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
Priority claimed from US12/817,589 external-priority patent/US20110219925A1/en
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of IN2012DN02810A publication Critical patent/IN2012DN02810A/en

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
    • H04B7/0413—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
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas 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
    • H04B7/0634—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
    • H04B7/0645—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
    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0675—Space-time coding characterised by the signaling
    • H04L1/0693—Partial feedback, e.g. partial channel state information [CSI]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
IN2810DEN2012 2009-10-01 2010-09-30 IN2012DN02810A (enExample)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US24758909P 2009-10-01 2009-10-01
US12/817,589 US20110219925A1 (en) 2009-06-17 2010-06-17 Fluid jet cutting assembly and method for cutting a hollow workpiece
PCT/IB2010/054424 WO2011039725A1 (en) 2009-10-01 2010-09-30 Multi-granular feedback reporting and feedback processing for precoding in telecommunications

Publications (1)

Publication Number Publication Date
IN2012DN02810A true IN2012DN02810A (enExample) 2015-07-24

Family

ID=43823159

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2810DEN2012 IN2012DN02810A (enExample) 2009-10-01 2010-09-30

Country Status (8)

Country Link
US (1) US9667378B2 (enExample)
EP (2) EP2942895B1 (enExample)
CN (2) CN102668434B (enExample)
IN (1) IN2012DN02810A (enExample)
NZ (1) NZ599191A (enExample)
RU (1) RU2565001C2 (enExample)
TW (1) TWI535236B (enExample)
WO (1) WO2011039725A1 (enExample)

Families Citing this family (90)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2374221B1 (en) 2009-01-05 2019-09-11 Marvell World Trade Ltd. Precoding codebooks for mimo communication systems
US8385441B2 (en) 2009-01-06 2013-02-26 Marvell World Trade Ltd. Efficient MIMO transmission schemes
US8238483B2 (en) 2009-02-27 2012-08-07 Marvell World Trade Ltd. Signaling of dedicated reference signal (DRS) precoding granularity
US20100238984A1 (en) * 2009-03-19 2010-09-23 Motorola, Inc. Spatial Information Feedback in Wireless Communication Systems
CN102349313B (zh) * 2009-04-06 2014-05-28 马维尔国际贸易有限公司 用于多用户mimo通信系统的改进型反馈策略
WO2010122432A1 (en) 2009-04-21 2010-10-28 Marvell World Trade Ltd Multi-point opportunistic beamforming with selective beam attenuation
US9002354B2 (en) 2009-06-12 2015-04-07 Google Technology Holdings, LLC Interference control, SINR optimization and signaling enhancements to improve the performance of OTDOA measurements
US20110085588A1 (en) * 2009-10-09 2011-04-14 Motorola-Mobility, Inc. Method for precoding based on antenna grouping
US8873650B2 (en) * 2009-10-12 2014-10-28 Motorola Mobility Llc Configurable spatial channel information feedback in wireless communication system
US8675794B1 (en) 2009-10-13 2014-03-18 Marvell International Ltd. Efficient estimation of feedback for modulation and coding scheme (MCS) selection
US8917796B1 (en) 2009-10-19 2014-12-23 Marvell International Ltd. Transmission-mode-aware rate matching in MIMO signal generation
US8325860B2 (en) 2009-11-09 2012-12-04 Marvell World Trade Ltd. Asymmetrical feedback for coordinated transmission systems
CN102726016B (zh) * 2009-12-04 2015-11-25 爱立信(中国)通信有限公司 用于无线通信系统中信道估计的设备和方法
WO2011073876A2 (en) * 2009-12-17 2011-06-23 Marvell World Trade Ltd Mimo feedback schemes for cross-polarized antennas
EP2522099A4 (en) 2010-01-07 2014-12-31 Marvell World Trade Ltd SIGNALING OF DEDICATED REFERENCE SIGNAL PRECODING GRANULARITY (DRS)
EP2860898B1 (en) 2010-01-08 2019-02-20 Huawei Technologies Co., Ltd. Reporting of channel state information
JP5258002B2 (ja) 2010-02-10 2013-08-07 マーベル ワールド トレード リミテッド Ｍｉｍｏ通信システムにおける装置、移動通信端末、チップセット、およびその方法
US8687741B1 (en) 2010-03-29 2014-04-01 Marvell International Ltd. Scoring hypotheses in LTE cell search
US9203489B2 (en) 2010-05-05 2015-12-01 Google Technology Holdings LLC Method and precoder information feedback in multi-antenna wireless communication systems
US8509338B2 (en) 2010-05-05 2013-08-13 Motorola Mobility Llc Method and precoder information feedback in multi-antenna wireless communication systems
US8891652B2 (en) * 2010-06-24 2014-11-18 Qualcomm Incorporated Structured MIMO codebook
US8537658B2 (en) * 2010-08-16 2013-09-17 Motorola Mobility Llc Method of codebook design and precoder feedback in wireless communication systems
US9270359B2 (en) * 2010-10-05 2016-02-23 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for polarization control in a communication system
US8615052B2 (en) 2010-10-06 2013-12-24 Marvell World Trade Ltd. Enhanced channel feedback for multi-user MIMO
JP2012100254A (ja) 2010-10-06 2012-05-24 Marvell World Trade Ltd Ｐｕｃｃｈフィードバックのためのコードブックサブサンプリング
US9048970B1 (en) 2011-01-14 2015-06-02 Marvell International Ltd. Feedback for cooperative multipoint transmission systems
US20120207243A1 (en) * 2011-02-11 2012-08-16 Renesas Mobile Corporation Precoder Selection For Precoder Cycling
US8861391B1 (en) 2011-03-02 2014-10-14 Marvell International Ltd. Channel feedback for TDM scheduling in heterogeneous networks having multiple cell classes
JP6019502B2 (ja) * 2011-03-31 2016-11-02 マーベル ワールド トレード リミテッド 協調マルチポイント送信のためのチャネルフィードバック
KR101987002B1 (ko) * 2011-06-29 2019-09-30 한국전자통신연구원 적응적 송신 편파 제어를 이용한 무선 통신 방법 및 장치
US8774303B2 (en) * 2011-06-29 2014-07-08 Electronics And Telecommunications Research Institute Wireless communication method and apparatus using adaptive transmission polarization control
US8923427B2 (en) 2011-11-07 2014-12-30 Marvell World Trade Ltd. Codebook sub-sampling for frequency-selective precoding feedback
US9020058B2 (en) * 2011-11-07 2015-04-28 Marvell World Trade Ltd. Precoding feedback for cross-polarized antennas based on signal-component magnitude difference
CN102611526B (zh) * 2011-11-08 2015-03-25 华为技术有限公司 Mimo系统中发送数据流的方法和装置
US9031597B2 (en) 2011-11-10 2015-05-12 Marvell World Trade Ltd. Differential CQI encoding for cooperative multipoint feedback
FR2983666B1 (fr) * 2011-12-01 2014-01-03 Cassidian Sas Procede d'estimation d'un canal radioelectrique
US9220087B1 (en) 2011-12-08 2015-12-22 Marvell International Ltd. Dynamic point selection with combined PUCCH/PUSCH feedback
CN103178888B (zh) * 2011-12-23 2016-03-30 华为技术有限公司 一种反馈信道状态信息的方法及装置
US8902842B1 (en) 2012-01-11 2014-12-02 Marvell International Ltd Control signaling and resource mapping for coordinated transmission
US9148780B2 (en) * 2012-03-15 2015-09-29 Lg Electronics Inc. Method and apparatus for secure data transmission
WO2013152794A1 (en) * 2012-04-12 2013-10-17 Nokia Siemens Networks Oy Method of reporting channel state information
WO2013160795A1 (en) 2012-04-27 2013-10-31 Marvell World Trade Ltd. Coordinated multipoint (comp) communication between base-stations and mobile communication terminals
WO2013168687A1 (en) * 2012-05-10 2013-11-14 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device
CN103621000B9 (zh) * 2012-06-14 2017-07-07 华为技术有限公司 确定预编码矩阵指示的方法、用户设备、基站演进节点
AU2013303263B2 (en) 2012-08-15 2016-07-07 Telefonaktiebolaget L M Ericsson (Publ) Implementing codebook subset restrictions in wireless communication systems
US9059753B2 (en) * 2012-09-27 2015-06-16 Nokia Solutions & Networks Oy Non-codebook based channel state information feedback
CN103795489B (zh) * 2012-10-29 2017-05-24 电信科学技术研究院 传输编码指示信息和确定预编码矩阵的方法、系统及设备
US9813262B2 (en) 2012-12-03 2017-11-07 Google Technology Holdings LLC Method and apparatus for selectively transmitting data using spatial diversity
US8942302B2 (en) 2012-12-20 2015-01-27 Google Technology Holdings LLC Method and apparatus for antenna array channel feedback
US9591508B2 (en) 2012-12-20 2017-03-07 Google Technology Holdings LLC Methods and apparatus for transmitting data between different peer-to-peer communication groups
US8976884B2 (en) 2012-12-20 2015-03-10 Google Technology Holdings LLC Method and apparatus for antenna array channel feedback
US8971437B2 (en) * 2012-12-20 2015-03-03 Google Technology Holdings LLC Method and apparatus for antenna array channel feedback
US9979531B2 (en) 2013-01-03 2018-05-22 Google Technology Holdings LLC Method and apparatus for tuning a communication device for multi band operation
US10229697B2 (en) 2013-03-12 2019-03-12 Google Technology Holdings LLC Apparatus and method for beamforming to obtain voice and noise signals
CN104303431B (zh) 2013-04-03 2018-05-11 华为技术有限公司 信道状态信息上报方法、接收方法及设备
JP2014204305A (ja) * 2013-04-05 2014-10-27 株式会社Ｎｔｔドコモ 無線通信システム、無線基地局装置、およびユーザ装置
EP3836413B1 (en) 2013-05-10 2022-07-27 Huawei Technologies Co., Ltd. Method for determining precoding matrix indicator, user equipment, and base station
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
EP2816768B1 (en) * 2013-06-19 2018-11-21 BlackBerry Limited Low complexity and accurate cluster of beams selection
CN108809391B (zh) 2013-08-08 2021-10-15 华为技术有限公司 确定预编码矩阵指示的方法、接收设备和发送设备
US9386542B2 (en) 2013-09-19 2016-07-05 Google Technology Holdings, LLC Method and apparatus for estimating transmit power of a wireless device
US9549290B2 (en) 2013-12-19 2017-01-17 Google Technology Holdings LLC Method and apparatus for determining direction information for a wireless device
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
US9491007B2 (en) 2014-04-28 2016-11-08 Google Technology Holdings LLC Apparatus and method for antenna matching
US9478847B2 (en) 2014-06-02 2016-10-25 Google Technology Holdings LLC Antenna system and method of assembly for a wearable electronic device
DK3198742T3 (da) 2014-09-25 2021-10-04 Ericsson Telefon Ab L M Netværksknude, brugerindretning og fremgangsmåder deri for at gøre det muligt for brugerindretningen at bestemme en forkoderkodebog
US9722651B2 (en) * 2015-01-09 2017-08-01 Qualcomm Incorporated Adaptive channel coding using polarization
CN107925449B (zh) * 2015-09-04 2021-05-07 瑞典爱立信有限公司 对一维天线阵列的传输进行预编码的方法和无线电节点
EP3406032B1 (en) * 2016-01-21 2019-09-25 Telefonaktiebolaget LM Ericsson (PUBL) Cell-specific signal generation
CN107222244B (zh) * 2016-03-16 2020-10-23 华为技术有限公司 一种信道信息上报方法、装置及系统
WO2017196391A1 (en) * 2016-05-12 2017-11-16 Intel Corporation Constructing, representing, and encoding polar codes
CN107370558B (zh) * 2016-05-13 2020-09-18 北京华为数字技术有限公司 一种信道信息发送方法、数据发送方法和设备
WO2018029647A1 (en) 2016-08-12 2018-02-15 Telefonaktiebolaget Lm Ericsson (Publ) Configurable codebook for advanced csi feedback overhead reduction
EP3497809B1 (en) 2016-08-12 2023-03-08 Telefonaktiebolaget LM Ericsson (publ) Progressive advanced csi feedback
EP3497819B1 (en) 2016-08-12 2025-07-16 Telefonaktiebolaget LM Ericsson (PUBL) Layer 1 and layer 2 channel state information rich reporting mechanisms
FI3754863T3 (fi) 2016-08-12 2022-12-15 Monisäteiset koodikirjat lisäoptimoidulla saatetiedoilla
CN109792276B (zh) * 2016-09-30 2023-01-10 瑞典爱立信有限公司 相干带宽自适应csi报告
KR102595898B1 (ko) 2016-12-27 2023-10-30 삼성전자 주식회사 무선 통신 장치 및 이의 채널 추정 방법
US10827474B2 (en) * 2017-05-09 2020-11-03 Qualcomm Incorporated Techniques and apparatuses for nesting a new radio system and a long term evolution system
US11057095B2 (en) 2017-05-10 2021-07-06 Nokia Technologies Oy Low-overhead high-rank codebook
CN109302221B (zh) * 2017-07-25 2020-10-02 上海朗帛通信技术有限公司 一种被用于无线通信的用户设备、基站和相应方法
US11838069B2 (en) 2018-01-08 2023-12-05 British Telecommunications Public Limited Company Method and apparatus for transmitting data in a communication system
KR102526199B1 (ko) * 2018-08-29 2023-04-26 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 공간-지연 프리코딩을 이용하는 수신기, 송신기, 시스템 및 방법
US10588089B1 (en) * 2018-09-21 2020-03-10 Qualcomm Incorporated Mitigation of calibration errors
CN111106862A (zh) * 2018-10-26 2020-05-05 索尼公司 电子设备、通信方法以及介质
CN109217880B (zh) * 2018-11-15 2022-02-11 东南大学 一种直线型极化码译码器及其设计方法
CN109792594B (zh) * 2018-12-29 2022-05-20 北京小米移动软件有限公司 直连通信的数据传输方法、装置、设备及系统
GB2601566A (en) * 2020-12-07 2022-06-08 British Telecomm Improvements to MIMO systems
US12388585B2 (en) * 2023-11-20 2025-08-12 Qualcomm Incorporated High-granularity precoder cycling with channel estimation
CN118944728A (zh) * 2024-10-15 2024-11-12 青岛国数信息科技有限公司 一种基于克罗内克积的鲁棒差分波束形成方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060038812A (ko) * 2004-11-01 2006-05-04 엘지전자 주식회사 다중입출력 시스템의 선행 코딩 행렬 정보 전송 방법 및이를 이용한 신호 전송 방법
US8290089B2 (en) 2006-05-22 2012-10-16 Qualcomm Incorporated Derivation and feedback of transmit steering matrix
CN101207600B (zh) * 2006-12-22 2010-08-25 华为技术有限公司 多发射天线的多输入多输出传输方法、系统及装置
US8086242B2 (en) 2007-03-21 2011-12-27 Broadcom Corporation Method and system for adaptive allocation of feedback resources for CQI and transmit pre-coding
KR100969753B1 (ko) * 2007-03-26 2010-07-13 삼성전자주식회사 다중 입력 다중 출력 방식을 사용하는 무선 통신시스템에서 사전 부호화 장치 및 방법
KR101293373B1 (ko) * 2007-06-25 2013-08-05 엘지전자 주식회사 다중안테나 시스템에서의 데이터 전송 방법
US8457235B2 (en) 2007-06-25 2013-06-04 Lg Electronics Inc. Method of transmitting feedback data in multiple antenna system
EP2019496B1 (en) * 2007-07-23 2017-06-07 Sony Corporation Method for transmitting a signal between a transmitter and a receiver in a power line network, transmitter, receiver, power line communication modem and powerline communication system
KR101478362B1 (ko) * 2007-08-10 2015-01-28 엘지전자 주식회사 다중안테나 시스템에서 귀환데이터 전송방법
US9325538B2 (en) * 2008-07-03 2016-04-26 Apple Inc. Precoding in high-order MIMO
US8737507B2 (en) * 2008-11-03 2014-05-27 Telefonaktiebolaget L M Ericsson (Publ) Method for transmitting of reference signals and determination of precoding matrices for multi-antenna transmission

Also Published As

Publication number Publication date
TWI535236B (zh) 2016-05-21
CN105306121B (zh) 2019-05-21
RU2012117734A (ru) 2013-11-20
TW201141120A (en) 2011-11-16
WO2011039725A1 (en) 2011-04-07
NZ599191A (en) 2014-04-30
EP2494730A1 (en) 2012-09-05
RU2565001C2 (ru) 2015-10-10
CN102668434A (zh) 2012-09-12
EP2942895B1 (en) 2019-11-06
US20110080969A1 (en) 2011-04-07
EP2942895A1 (en) 2015-11-11
EP2494730B1 (en) 2018-04-25
CN105306121A (zh) 2016-02-03
CN102668434B (zh) 2015-12-02
US9667378B2 (en) 2017-05-30

Similar Documents

Publication Publication Date Title
IN2012DN02810A (enExample)
WO2012060550A3 (ko) 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
WO2008156319A3 (en) Method of transmitting feedback information in wireless communication system
WO2011028078A3 (ko) 중계기 지원 무선 통신 시스템에서의 채널 상태 정보 피드백 방법 및 장치
WO2012044021A3 (ko) 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
IN2014CN01786A (enExample)
MY155434A (en) Transmission and reception of dedicated reference signals
GB2467303B (en) Feedback in a wireless communication system
EP4465580A3 (en) Reference signal for a coordinated multi-point network implementation
WO2010068029A3 (en) Reference signal transmission method for downlink multiple input multiple output system
WO2012021018A3 (ko) 뮤팅 정보 전송 장치 및 방법과, 그를 이용한 채널 상태 획득 장치 및 방법
MY195344A (en) Dynamic Bandwidth Switching for Reducing Power Consumption in Wireless Communication Devices
EP4287538A3 (en) Uplink control data transmission
TWI371184B (en) Method of transmitting data in multiple antenna system
WO2011122830A3 (ko) 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
WO2011044524A3 (en) Downlink control information for efficient decoding
WO2011084014A3 (en) Apparatus and method for enabling low latency transmissions in the uplink of a communication system
EP4376340A3 (en) Information transmission method and device
WO2010123297A2 (ko) 무선 통신 시스템에서 다중 셀 협력 통신을 위한 프리코딩 코드북을 이용하여 피드백 정보 및 데이터를 전송하는 방법
WO2011129585A3 (ko) 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
TW201613322A (en) Control signaling in wireless communications
WO2010009645A9 (zh) 一种用于反馈下行接收状态的方法
MY158826A (en) Terminal device and retransmission control method
WO2012081881A3 (ko) 다중 분산 노드 시스템에서 채널상태정보 참조신호를 전송하는 방법 및 수신 방법
EP2140582A4 (en) DATA TRANSMISSION AND RECEIVING PROCEDURES