JP6466415B2 - 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 - Google Patents

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 Download PDF

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JP6466415B2
JP6466415B2 JP2016515635A JP2016515635A JP6466415B2 JP 6466415 B2 JP6466415 B2 JP 6466415B2 JP 2016515635 A JP2016515635 A JP 2016515635A JP 2016515635 A JP2016515635 A JP 2016515635A JP 6466415 B2 JP6466415 B2 JP 6466415B2
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feedback
mapping
specific
antenna
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JP2016524405A (ja
JP2016524405A5 (enExample
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ジャン、ユ
チャオ、ウェイ
チェン・ペン
ワン、ネン
ホウ、ジレイ
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Qualcomm Inc
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Qualcomm Inc
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Priority claimed from PCT/CN2013/076567 external-priority patent/WO2014190547A1/en
Priority claimed from PCT/CN2013/077277 external-priority patent/WO2014198068A1/en
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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
    • H04B7/0413—MIMO systems
    • H04B7/0426—Power distribution
    • H04B7/043—Power distribution using best eigenmode, e.g. beam forming or beam steering
    • 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
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • H04B7/0479—Special codebook structures directed to feedback optimisation for multi-dimensional arrays, e.g. horizontal or vertical pre-distortion matrix index [PMI]
    • 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
    • H04L1/0001—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
    • H04L1/02—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
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
    • H04W16/10—Dynamic resource partitioning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering
    • 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
    • H04B7/0619—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
    • H04B7/063—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
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2016515635A 2013-05-31 2014-05-28 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 Active JP6466415B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
PCT/CN2013/076567 WO2014190547A1 (en) 2013-05-31 2013-05-31 Dynamic vertical sectorization
CNPCT/CN2013/076567 2013-05-31
CNPCT/CN2013/077277 2013-06-14
PCT/CN2013/077277 WO2014198068A1 (en) 2013-06-14 2013-06-14 Methods and apparatus for linear precoding in full-dimensional mimo systems
PCT/CN2014/078633 WO2014190903A1 (en) 2013-05-31 2014-05-28 Linear precoding in full-dimensional mimo systems and dynamic vertical sectorization

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JP2016524405A5 JP2016524405A5 (enExample) 2017-06-22
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JP2018141342A Active JP6847897B2 (ja) 2013-05-31 2018-07-27 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
JP2020160978A Active JP7102479B2 (ja) 2013-05-31 2020-09-25 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
JP2022009203A Active JP7086314B2 (ja) 2013-05-31 2022-01-25 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

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JP2020160978A Active JP7102479B2 (ja) 2013-05-31 2020-09-25 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
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US (3) US10461824B2 (enExample)
EP (2) EP3005599B1 (enExample)
JP (4) JP6466415B2 (enExample)
ES (2) ES2808566T3 (enExample)
HU (1) HUE050086T2 (enExample)
WO (1) WO2014190903A1 (enExample)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2808566T3 (es) 2013-05-31 2021-03-01 Qualcomm Inc Precodificación lineal en sistemas MIMO de dimensión completa
EP3269049B1 (en) * 2015-03-09 2020-12-09 LG Electronics Inc. Method and apparatus for reporting channel quality information for 3d mimo in wireless communication system
CN106033986B (zh) * 2015-03-19 2020-02-04 电信科学技术研究院 一种大规模数模混合天线及信道状态信息反馈方法和装置
CN106033987B (zh) * 2015-03-20 2021-05-07 上海诺基亚贝尔股份有限公司 增强探测参考信号容量的方法及装置
CN107431520B (zh) * 2015-03-24 2021-08-20 索尼公司 用于通信的装置
CN107925457A (zh) * 2015-04-08 2018-04-17 株式会社Ntt都科摩 用于确定预编码矩阵的基站、用户装置和方法
CN107615677B (zh) * 2015-05-19 2022-10-18 华为技术有限公司 天线阵列的信道信息反馈方法与装置
US10321460B1 (en) * 2015-07-09 2019-06-11 Sprint Communications Company L.P. Orthogonal frequency division multiplexing (OFDM) transmit protocol selection based on a feedback loop lag condition
CN106656292B (zh) * 2015-10-29 2020-03-31 电信科学技术研究院 一种信道状态信息的反馈方法、基站及终端
CN107181509A (zh) * 2016-03-11 2017-09-19 电信科学技术研究院 一种数据传输方法和装置
WO2017166114A1 (en) * 2016-03-30 2017-10-05 Nec Corporation Methods and apparatuses for transmitting
WO2017166219A1 (en) 2016-03-31 2017-10-05 Qualcomm Incorporated Channel covariance feedback for enhanced fd-mimo
CN109156022B (zh) * 2016-06-22 2022-08-09 英特尔公司 用于全双工调度的通信设备和方法
EP3675382A1 (en) * 2016-09-15 2020-07-01 QUALCOMM Incorporated System and method that facilitates beamforming from a vehicle user equipment
US10404340B2 (en) 2016-10-11 2019-09-03 Qualcomm Incorporated Dynamic adjustment of transmission properties with continuous precoding
KR20230041089A (ko) 2016-11-04 2023-03-23 텔레폰악티에볼라겟엘엠에릭슨(펍) 빔 장애 처리 방법 및 장치
CN108259143B (zh) * 2016-12-28 2020-02-28 电信科学技术研究院 一种参考信号的传输方法、发送端和接收端
CN108988921B (zh) * 2017-08-11 2019-08-02 电信科学技术研究院有限公司 一种波束信息的指示、确定方法及装置、通信系统
WO2019047242A1 (en) * 2017-09-11 2019-03-14 Qualcomm Incorporated METHOD FOR CONFIGURING MIMO UL NON-CODEBOOK TRANSMISSION
CN111226351B (zh) * 2017-10-27 2022-04-29 华为技术有限公司 一种广播波束域调整方法及装置
JP2019125831A (ja) * 2018-01-11 2019-07-25 富士通株式会社 基地局装置及び割当方法
CN111106862A (zh) * 2018-10-26 2020-05-05 索尼公司 电子设备、通信方法以及介质
US10879970B2 (en) 2018-11-21 2020-12-29 Samsung Electronics Co., Ltd Eigenvalue decomposition precoding matrix index selection
US10651905B1 (en) 2018-11-21 2020-05-12 Samsung Electronics Co., Ltd Eigenvalue decomposition precoding matrix index selection
US10778298B1 (en) 2019-03-29 2020-09-15 At&T Intellectual Property I, L.P. Context-based precoding matrix computations for radio access network for 5G or other next generation network
WO2022010394A1 (en) * 2020-07-10 2022-01-13 Telefonaktiebolaget Lm Ericsson (Publ) Methods, radio access network node and wireless device for handling beamforming in a wireless communication network
US12212437B2 (en) * 2021-06-15 2025-01-28 Samsung Electronics Co., Ltd. Method and apparatus for reference symbol pattern adaptation
EP4415277A1 (en) * 2023-01-25 2024-08-14 Nokia Solutions and Networks Oy Selection of set of analog beamforming weights for hybrid beamforming within wireless networks

Family Cites Families (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004080353A (ja) * 2002-08-16 2004-03-11 Nippon Telegr & Teleph Corp <Ntt> 適応アレーアンテナを用いた通信装置及び通信制御方法
CN100442782C (zh) 2005-11-04 2008-12-10 华为技术有限公司 一种提高分组业务在线用户数目的方法
EP2806577A1 (en) 2006-06-20 2014-11-26 Huawei Technologies Co., Ltd. Method for reducing feedback information overhead in precoded mimo-ofdm systems
WO2008100214A1 (en) 2007-02-13 2008-08-21 Telefonaktiebolaget Lm Ericsson (Publ) Methods and systems for combined cyclic delay diversity and precoding of radio signals
CN101431357B (zh) * 2007-11-08 2012-11-07 电信科学技术研究院 一种数据传输的方法和装置
JP5314702B2 (ja) * 2007-12-29 2013-10-16 アルカテル−ルーセント 半グループ化および統計的多重化に基づく永続スケジューリングの方法および装置
EP2159978A1 (en) 2008-08-26 2010-03-03 Nokia Siemens Networks Oy Adaptive codebook with compressed feedback
EP2161783A1 (en) * 2008-09-04 2010-03-10 Alcatel Lucent Method for multi-antenna signal processing at an antenna element arrangement, corresponding transceiver and corresponding antenna element arrangement
US8526309B2 (en) * 2008-10-22 2013-09-03 Sharp Kabushiki Kaisha Mobile communication system, mobile station apparatus base station apparatus, method for managing mobile station apparatus, method for managing base station apparatus and processing section
WO2010076778A1 (en) 2009-01-05 2010-07-08 Marvell World Trade Ltd Precoding codebooks for mimo communication systems
US8503572B2 (en) * 2009-02-02 2013-08-06 Qualcomm Incorporated Antenna virtualization in a wireless communication environment
EP2226890A1 (en) 2009-03-03 2010-09-08 Hitachi Cable, Ltd. Mobile communication base station antenna
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
CN101646175B (zh) 2009-08-07 2012-05-30 重庆邮电大学 多址系统中抑制波束之间交叠干扰的方法和系统
JP5355301B2 (ja) * 2009-08-21 2013-11-27 日本電信電話株式会社 無線通信システム、無線通信基地局、および無線通信方法
WO2011038555A1 (zh) 2009-09-30 2011-04-07 华为技术有限公司 信道状态信息处理方法、终端和基站
US9667378B2 (en) 2009-10-01 2017-05-30 Telefonaktiebolaget Lm Ericsson (Publ) Multi-granular feedback reporting and feedback processing for precoding in telecommunications
ES2429309T3 (es) * 2009-10-29 2013-11-14 Telefonaktiebolaget L M Ericsson (Publ) Planificación de las transmisiones de enlace ascendente de un sistema de comunicación inalámbrico
US20120270535A1 (en) 2009-12-17 2012-10-25 Texas Instruments Incorporated Implicit CSI Feedback for DL Multiuser MIMO Transmission
US9148205B2 (en) 2010-01-25 2015-09-29 Qualcomm Incorporated Feedback for supporting SU-MIMO and MU-MIMO operation in wireless communication
US8665930B2 (en) * 2010-02-17 2014-03-04 Blackberry Limited System and method for channel status information feedback in a wireless communications system that utilizes multiple-input multiple-output (MIMO) transmission
KR101276855B1 (ko) 2010-03-08 2013-06-18 엘지전자 주식회사 프리코딩 행렬 정보 전송방법 및 사용자기기와, 프리코딩 행렬 구성방법 및 기지국
US8743992B2 (en) 2010-04-06 2014-06-03 Nokia Corporation Codebook design and structure for multi-granular feedback
RU2567852C2 (ru) 2010-04-07 2015-11-10 Телефонактиеболагет Лм Эрикссон (Пабл) Структура предварительного кодера для предварительного кодирования mimo
WO2011146606A1 (en) 2010-05-19 2011-11-24 Interdigital Patent Holdings, Inc. Method and apparatus for compressing channel state information based on path location information
CN102082636B (zh) 2010-08-16 2013-05-08 电信科学技术研究院 一种信道状态信息csi反馈指示方法和基站及系统
CN102468925B (zh) 2010-11-09 2014-05-28 大唐移动通信设备有限公司 预编码矩阵索引上报及预编码处理方法、系统和装置
EP2641340A4 (en) * 2010-11-15 2017-04-19 Telefonaktiebolaget LM Ericsson (publ) Two-dimensional ue pairing in mimo systems
WO2012108912A1 (en) * 2011-02-07 2012-08-16 Intel Corporation Co-phasing of transmissions from multiple infrastructure nodes
KR20120092278A (ko) 2011-02-11 2012-08-21 삼성전자주식회사 분산 안테나를 사용하는 무선통신 시스템에서 하향링크 다중입출력 프리코딩을 하기 위한 송신 장치 및 방법
US9559820B2 (en) 2011-02-18 2017-01-31 Qualcomm Incorporated Feedback reporting based on channel state information reference signal (CSI-RS) groups
US20140023033A1 (en) 2011-04-13 2014-01-23 Lg Electronics Inc. Method and apparatus for transceiving channel status information and transceiver
CN102122983B (zh) 2011-04-18 2014-08-06 电信科学技术研究院 一种码本的生成、信息的发送、反馈方法及设备
JP5865485B2 (ja) * 2011-04-21 2016-02-17 ゼットティーイー コーポレイション 多重入出力（ｍｉｍｏ）のための空間チャネル状態情報のフィードバック方法およびシステム
WO2012146280A1 (en) 2011-04-27 2012-11-01 Fujitsu Limited Wireless communication with co-operating cells
US9008677B2 (en) 2011-06-08 2015-04-14 Qualcomm Incorporated Communication devices for multiple group communications
JP5914918B2 (ja) * 2011-08-02 2016-05-11 シャープ株式会社 基地局、端末および通信方法
JP5866448B2 (ja) 2011-08-12 2016-02-17 インターデイジタル パテント ホールディングス インコーポレイテッド ワイヤレスネットワークにおける干渉測定
CN102938688B (zh) 2011-08-15 2015-05-27 上海贝尔股份有限公司 用于多维天线阵列的信道测量和反馈的方法和设备
EP2747304A4 (en) * 2011-08-15 2015-02-18 Ntt Docomo Inc WIRELESS BASE STATION, USER DEVICE, WIRELESS COMMUNICATION SYSTEM AND WIRELESS COMMUNICATION PROCESS
US20140072068A1 (en) 2011-09-30 2014-03-13 Yuan Zhu Enhanced performance multi-user multiple input output (mu-mimo) radio links
US9270022B2 (en) * 2011-11-11 2016-02-23 Telefonaktiebolaget L M Ericsson Method, apparatus and system of antenna array dynamic configuration
US9590709B2 (en) * 2011-12-23 2017-03-07 Nokia Solutions And Networks Oy Methods, apparatuses, and computer-readable storage media for performing multidimensional beamforming
CN107645329B (zh) * 2012-01-21 2021-02-26 华为技术有限公司 数据的传输方法及装置
KR102109655B1 (ko) * 2012-02-23 2020-05-12 한국전자통신연구원 대규모 안테나 시스템에서의 다중 입력 다중 출력 통신 방법
WO2013144361A1 (en) * 2012-03-30 2013-10-03 Nokia Siemens Networks Oy Feedback methodology for per-user elevation mimo
WO2013152490A1 (en) * 2012-04-12 2013-10-17 Nokia Siemens Networks Oy Three-dimensional beamforming in a mobile communications network
US9314981B2 (en) * 2012-05-09 2016-04-19 Milliken & Company Divided conduit extrusion die and method with joining features
WO2013187669A1 (en) * 2012-06-11 2013-12-19 Samsung Electronics Co., Ltd. Channel state information transmission/reception method and apparatus for use in wireless communication system
WO2014004827A1 (en) * 2012-06-29 2014-01-03 Ansell Limited Wound care articles
EP2869478A4 (en) * 2012-07-02 2016-02-24 Lg Electronics Inc METHOD AND DEVICE FOR DELIVERING CHANNEL STATE INFORMATION IN A WIRELESS COMMUNICATION SYSTEM
JP2014027608A (ja) * 2012-07-30 2014-02-06 Ntt Docomo Inc 基地局装置、ユーザ端末、通信システム及び通信制御方法
US9674740B2 (en) * 2012-08-03 2017-06-06 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement for mobility procedures supporting user equipment groups
US10050686B2 (en) * 2012-08-31 2018-08-14 Nokia Solutions And Networks Oy Methods and apparatus for beamforming
JP6127146B2 (ja) 2012-09-28 2017-05-10 インターデイジタル パテント ホールディングス インコーポレイテッド 多次元アンテナ構成を使用する無線通信
US8976884B2 (en) 2012-12-20 2015-03-10 Google Technology Holdings LLC Method and apparatus for antenna array channel feedback
CN104025470B (zh) 2012-12-31 2018-09-07 华为技术有限公司 报告信道状态信息csi的方法、用户设备和基站
KR102019815B1 (ko) * 2013-02-05 2019-09-10 주식회사 팬택 단말, 단말의 채널 상태 정보를 위한 기준 신호 수신 방법, 기지국, 및 기지국의 채널 상태 정보를 위한 기준 신호 전송 방법
JP5781103B2 (ja) * 2013-02-12 2015-09-16 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末、セル選択方法及び無線通信システム
CN104065448B (zh) 2013-03-22 2017-11-14 电信科学技术研究院 一种确定预编码矩阵的方法、系统和设备
EP2984765B1 (en) 2013-04-10 2018-12-26 LG Electronics Inc. Layer alignment method and apparatus for multilayer three-dimensional beamforming in wireless communication system
EP2993804B1 (en) 2013-05-01 2019-06-26 LG Electronics Inc. Method for transmitting feedback information through terminal to for split beamforming in wireless communication system and apparatus therefor
WO2014182002A1 (ko) 2013-05-07 2014-11-13 엘지전자 주식회사 무선 통신 시스템에서 3 차원 빔포밍을 위한 채널 상태 정보 보고 방법 및 이를 위한 장치
ES2808566T3 (es) 2013-05-31 2021-03-01 Qualcomm Inc Precodificación lineal en sistemas MIMO de dimensión completa
CN105340193B (zh) 2013-06-25 2018-07-20 Lg电子株式会社 用于在无线通信系统中执行针对自适应天线缩放的预编码的方法及其装置
US20170005712A1 (en) 2014-01-22 2017-01-05 Nec Corporation Method and apparatus for channel measurement and feedback
KR101849486B1 (ko) 2014-03-06 2018-04-16 알까뗄 루슨트 채널 상태 정보를 수량화하기 위한 방법 및 장치

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