PT2119030T - Método e configuração num sistema de comunicações sem fios - Google Patents

Método e configuração num sistema de comunicações sem fios

Info

Publication number
PT2119030T
PT2119030T PT07835339T PT07835339T PT2119030T PT 2119030 T PT2119030 T PT 2119030T PT 07835339 T PT07835339 T PT 07835339T PT 07835339 T PT07835339 T PT 07835339T PT 2119030 T PT2119030 T PT 2119030T
Authority
PT
Portugal
Prior art keywords
arrangement
wireless communications
communications system
wireless
communications
Prior art date
Application number
PT07835339T
Other languages
English (en)
Inventor
Jöngren George
Göransson Bo
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
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of PT2119030T publication Critical patent/PT2119030T/pt

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
    • H04B7/0456—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
    • H04B7/005—Control of transmission; Equalising
    • 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
    • H04B7/0413—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
    • 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
    • H04B7/0482—Adaptive codebooks
    • 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
    • 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
    • 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
    • H04B7/0658—Feedback reduction
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • 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
    • 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
    • H04L1/0025—Transmission of mode-switching 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
PT07835339T 2007-01-12 2007-10-18 Método e configuração num sistema de comunicações sem fios PT2119030T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0700062 2007-01-12

Publications (1)

Publication Number Publication Date
PT2119030T true PT2119030T (pt) 2019-07-10

Family

ID=39608883

Family Applications (2)

Application Number Title Priority Date Filing Date
PT191729557T PT3544198T (pt) 2007-01-12 2007-10-18 Método e configuração num sistema de comunicações sem fios
PT07835339T PT2119030T (pt) 2007-01-12 2007-10-18 Método e configuração num sistema de comunicações sem fios

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PT191729557T PT3544198T (pt) 2007-01-12 2007-10-18 Método e configuração num sistema de comunicações sem fios

Country Status (16)

Country Link
US (6) US8724543B2 (pt)
EP (3) EP3544198B1 (pt)
JP (1) JP5368999B2 (pt)
KR (1) KR101413778B1 (pt)
CN (2) CN104579445B (pt)
AR (1) AR064884A1 (pt)
AU (1) AU2007342726B2 (pt)
DK (2) DK2119030T3 (pt)
ES (2) ES2899934T3 (pt)
MX (1) MX2009007129A (pt)
PL (2) PL2119030T3 (pt)
PT (2) PT3544198T (pt)
SG (1) SG177972A1 (pt)
TR (1) TR201909036T4 (pt)
TW (2) TWI382694B (pt)
WO (1) WO2008085096A1 (pt)

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KR101435846B1 (ko) * 2008-10-30 2014-08-29 엘지전자 주식회사 다중안테나를 갖는 무선 통신 시스템에서 간섭 제어 방법
CN102217206B (zh) 2009-01-05 2014-10-08 马维尔国际贸易有限公司 用于mimo通信系统的预编码码本
KR101505689B1 (ko) 2009-01-08 2015-03-25 엘지전자 주식회사 다중 셀 협력에 기반하는 데이터 전송 방법
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
US8948800B2 (en) 2010-03-30 2015-02-03 Qualcomm Incorporated Systems, apparatuses, and methods to facilitate coordinated scheduling in wireless communication systems
CN102823155B (zh) 2010-04-07 2016-07-13 瑞典爱立信有限公司 用于在无线通信中控制预编码器选择反馈的方法和设备
CN101917365B (zh) * 2010-08-16 2015-06-03 中兴通讯股份有限公司 一种码本的配置方法、装置和系统
ES2658265T3 (es) * 2010-10-04 2018-03-09 Samsung Electronics Co., Ltd. Procedimiento y aparato de transmisión y recepción de mapa de bits de restricción de subconjunto de libro de códigos
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
JP5727621B2 (ja) * 2010-12-02 2015-06-03 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 干渉予測を使用してワイヤレス通信におけるチャネル品質指標のフィードバック精度を向上させるシステムおよび方法
JP5265657B2 (ja) * 2010-12-27 2013-08-14 シャープ株式会社 基地局装置、端末装置、通信システムおよび通信方法
WO2013068916A1 (en) 2011-11-07 2013-05-16 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
AU2013303261A1 (en) * 2012-08-15 2015-02-26 Telefonaktiebolaget L M Ericsson (Publ) Precoding codebook bitmaps in telecommunications
JP5701332B2 (ja) * 2013-05-07 2015-04-15 シャープ株式会社 基地局装置、端末装置、通信システムおよび通信方法
CN104144030B (zh) * 2013-05-09 2019-05-10 中兴通讯股份有限公司 数据发送、接收方法、数据发送及接收端
US9872242B2 (en) * 2014-01-31 2018-01-16 Qualcomm Incorporated Joint transmission of CSI-RS for channel state feedback and transmission point selection
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US10439690B2 (en) * 2015-10-23 2019-10-08 Samsung Electronics Co., Ltd. Precoder codebook for advanced wireless communication systems
EP3358754A1 (en) * 2017-02-02 2018-08-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Antenna array codebook with beamforming coefficients adapted to an arbitrary antenna response of the antenna array
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Also Published As

Publication number Publication date
AU2007342726B2 (en) 2012-04-05
EP3975437A1 (en) 2022-03-30
AR064884A1 (es) 2009-04-29
ES2899934T3 (es) 2022-03-15
US20100039990A1 (en) 2010-02-18
EP2119030A1 (en) 2009-11-18
US8724543B2 (en) 2014-05-13
US20210006305A1 (en) 2021-01-07
JP5368999B2 (ja) 2013-12-18
CN101578774A (zh) 2009-11-11
TW201230710A (en) 2012-07-16
US9059762B2 (en) 2015-06-16
EP3544198B1 (en) 2021-09-15
WO2008085096A1 (en) 2008-07-17
DK3544198T3 (da) 2021-10-18
PL2119030T3 (pl) 2019-11-29
US20150263801A1 (en) 2015-09-17
US20180131419A1 (en) 2018-05-10
JP2010516168A (ja) 2010-05-13
PL3544198T3 (pl) 2022-01-31
SG177972A1 (en) 2012-02-28
CN101578774B (zh) 2015-01-21
TWI382694B (zh) 2013-01-11
CN104579445A (zh) 2015-04-29
US9531464B2 (en) 2016-12-27
TR201909036T4 (tr) 2019-07-22
KR101413778B1 (ko) 2014-06-30
US20140247773A1 (en) 2014-09-04
EP2119030B1 (en) 2019-05-08
US20170078005A1 (en) 2017-03-16
DK2119030T3 (da) 2019-07-08
AU2007342726A1 (en) 2008-07-17
US9866296B2 (en) 2018-01-09
PT3544198T (pt) 2021-10-21
US11552681B2 (en) 2023-01-10
MX2009007129A (es) 2009-07-09
TW200841622A (en) 2008-10-16
EP3544198A1 (en) 2019-09-25
US10771129B2 (en) 2020-09-08
CN104579445B (zh) 2019-06-21
EP2119030A4 (en) 2015-05-06
ES2733048T3 (es) 2019-11-27
KR20090101228A (ko) 2009-09-24

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