KR101413778B1 - 무선 통신 시스템에서의 방법 및 장치 - Google Patents

무선 통신 시스템에서의 방법 및 장치 Download PDF

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KR101413778B1
KR101413778B1 KR1020097014498A KR20097014498A KR101413778B1 KR 101413778 B1 KR101413778 B1 KR 101413778B1 KR 1020097014498 A KR1020097014498 A KR 1020097014498A KR 20097014498 A KR20097014498 A KR 20097014498A KR 101413778 B1 KR101413778 B1 KR 101413778B1
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KR20090101228A (ko
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조지 조엔그렌
보 고에랜슨
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텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘)
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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
    • H04B7/0456—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
    • H04B7/0413—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
    • H04B7/0481—Special codebook structures directed to feedback optimisation using subset selection of 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
    • H04B7/0413—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
    • H04B7/0632—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
    • H04B7/0658—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

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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)
  • Mobile Radio Communication Systems (AREA)
KR1020097014498A 2007-01-12 2007-10-18 무선 통신 시스템에서의 방법 및 장치 Active KR101413778B1 (ko)

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Application Number Priority Date Filing Date Title
SE0700062 2007-01-12
SE0700062-3 2007-01-12
PCT/SE2007/050754 WO2008085096A1 (en) 2007-01-12 2007-10-18 Method and arrangement in a wireless communications system

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KR20090101228A KR20090101228A (ko) 2009-09-24
KR101413778B1 true KR101413778B1 (ko) 2014-06-30

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US (6) US8724543B2 (enExample)
EP (3) EP2119030B1 (enExample)
JP (1) JP5368999B2 (enExample)
KR (1) KR101413778B1 (enExample)
CN (2) CN104579445B (enExample)
AR (1) AR064884A1 (enExample)
AU (1) AU2007342726B2 (enExample)
DK (2) DK3544198T3 (enExample)
ES (2) ES2733048T3 (enExample)
MX (1) MX2009007129A (enExample)
PL (2) PL3544198T3 (enExample)
PT (2) PT2119030T (enExample)
SG (1) SG177972A1 (enExample)
TR (1) TR201909036T4 (enExample)
TW (2) TW201230710A (enExample)
WO (1) WO2008085096A1 (enExample)

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KR101435846B1 (ko) * 2008-10-30 2014-08-29 엘지전자 주식회사 다중안테나를 갖는 무선 통신 시스템에서 간섭 제어 방법
JP5322327B2 (ja) 2009-01-05 2013-10-23 マーベル ワールド トレード リミテッド Ｍｉｍｏ通信システムのコードブックのプリコーディング
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
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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
US9020058B2 (en) 2011-11-07 2015-04-28 Marvell World Trade Ltd. Precoding feedback for cross-polarized antennas based on signal-component magnitude difference
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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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EP3975437A1 (en) 2022-03-30
SG177972A1 (en) 2012-02-28
US20170078005A1 (en) 2017-03-16
DK2119030T3 (da) 2019-07-08
CN104579445A (zh) 2015-04-29
TW200841622A (en) 2008-10-16
CN104579445B (zh) 2019-06-21
US9531464B2 (en) 2016-12-27
EP2119030A1 (en) 2009-11-18
US8724543B2 (en) 2014-05-13
ES2733048T3 (es) 2019-11-27
AR064884A1 (es) 2009-04-29
US20180131419A1 (en) 2018-05-10
EP3544198B1 (en) 2021-09-15
PT2119030T (pt) 2019-07-10
EP3975437B1 (en) 2025-05-14
EP2119030A4 (en) 2015-05-06
US20150263801A1 (en) 2015-09-17
JP2010516168A (ja) 2010-05-13
PT3544198T (pt) 2021-10-21
AU2007342726A1 (en) 2008-07-17
JP5368999B2 (ja) 2013-12-18
CN101578774A (zh) 2009-11-11
US20210006305A1 (en) 2021-01-07
PL2119030T3 (pl) 2019-11-29
US20100039990A1 (en) 2010-02-18
US11552681B2 (en) 2023-01-10
US9866296B2 (en) 2018-01-09
US20140247773A1 (en) 2014-09-04
KR20090101228A (ko) 2009-09-24
US10771129B2 (en) 2020-09-08
TW201230710A (en) 2012-07-16
WO2008085096A1 (en) 2008-07-17
EP3975437C0 (en) 2025-05-14
AU2007342726B2 (en) 2012-04-05
MX2009007129A (es) 2009-07-09
CN101578774B (zh) 2015-01-21
DK3544198T3 (da) 2021-10-18
EP3544198A1 (en) 2019-09-25
US9059762B2 (en) 2015-06-16
EP2119030B1 (en) 2019-05-08
ES2899934T3 (es) 2022-03-15
TWI382694B (zh) 2013-01-11
TR201909036T4 (tr) 2019-07-22
PL3544198T3 (pl) 2022-01-31

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