DE602007006591D1 - System unter Benutzung von mehreren Antennen zur Übertragung des Kontrollkanals - Google Patents

System unter Benutzung von mehreren Antennen zur Übertragung des Kontrollkanals

Info

Publication number
DE602007006591D1
DE602007006591D1 DE602007006591T DE602007006591T DE602007006591D1 DE 602007006591 D1 DE602007006591 D1 DE 602007006591D1 DE 602007006591 T DE602007006591 T DE 602007006591T DE 602007006591 T DE602007006591 T DE 602007006591T DE 602007006591 D1 DE602007006591 D1 DE 602007006591D1
Authority
DE
Germany
Prior art keywords
transmit
control channel
multiple antennas
antennas
channel
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
DE602007006591T
Other languages
English (en)
Inventor
Hideyori Satou
Shinji Konta
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE602007006591D1 publication Critical patent/DE602007006591D1/de
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
    • H04B7/0632—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
    • H04B7/063—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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
DE602007006591T 2006-07-05 2007-06-22 System unter Benutzung von mehreren Antennen zur Übertragung des Kontrollkanals Active DE602007006591D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006185235A JP2008017096A (ja) 2006-07-05 2006-07-05 複数アンテナによる送信／受信を行う通信システム、その送信装置及び受信装置

Publications (1)

Publication Number Publication Date
DE602007006591D1 true DE602007006591D1 (de) 2010-07-01

Family

ID=38481121

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007006591T Active DE602007006591D1 (de) 2006-07-05 2007-06-22 System unter Benutzung von mehreren Antennen zur Übertragung des Kontrollkanals

Country Status (4)

Country Link
US (1) US20080008134A1 (de)
EP (1) EP1876727B1 (de)
JP (1) JP2008017096A (de)
DE (1) DE602007006591D1 (de)

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US20080051037A1 (en) 2005-12-29 2008-02-28 Molnar Karl J BASE STATION AND METHOD FOR SELECTING BEST TRANSMIT ANTENNA(s) FOR SIGNALING CONTROL CHANNEL INFORMATION
US8873585B2 (en) 2006-12-19 2014-10-28 Corning Optical Communications Wireless Ltd Distributed antenna system for MIMO technologies
US8213344B2 (en) * 2007-08-07 2012-07-03 Intel Corporation Method and apparatus for antenna allocation on a multi-radio platform
CN101860948B (zh) 2009-04-13 2014-07-30 华为技术有限公司 功耗调节的方法、设备及系统
JP5191942B2 (ja) * 2009-04-14 2013-05-08 レノボ・シンガポール・プライベート・リミテッド 無線端末装置
CN102405605B (zh) * 2009-04-23 2015-05-20 夏普株式会社 无线通信系统、移动站装置、基站装置和无线通信方法
JP5500894B2 (ja) * 2009-07-22 2014-05-21 シャープ株式会社 端末装置および通信方法
EP2541823B1 (de) * 2010-02-25 2014-12-10 Nippon Telegraph And Telephone Corporation System für drahtlose übertragung durch räumliches multiplexing, verfahren für drahtlose übertragung durch räumliches multiplexing und computerprogramm
EP2562943B1 (de) * 2010-04-23 2019-06-05 LG Electronics Inc. Verfahren zur übertragung von signalen zwischen einer basisstation und einem relaisknoten in einem drahtlosen kommunikationssystem mit mehreren benutzern und mehreren antennen sowie vorrichtung dafür
US8548511B2 (en) 2010-06-21 2013-10-01 Qualcomm Incorporated Energy saving mode with maintained number of advertised transmit antennas
JP5316518B2 (ja) 2010-11-12 2013-10-16 ブラザー工業株式会社 オルダムカップリングおよび画像形成装置
WO2012153994A2 (ko) * 2011-05-10 2012-11-15 엘지전자 주식회사 복수의 안테나 포트를 이용하여 신호를 전송하는 방법 및 이를 위한 송신단 장치
JP5761798B2 (ja) * 2011-08-26 2015-08-12 株式会社国際電気通信基礎技術研究所 無線通信システム、無線送信装置および無線通信方法
GB2494650B (en) * 2011-09-13 2014-02-19 Samsung Electronics Co Ltd Additional data streams for multi-transmitter wireless systems
WO2013039323A2 (en) 2011-09-13 2013-03-21 Samsung Electronics Co., Ltd. Method and apparatus for transmitting/receiving data stream in wireless system
EP2832012A1 (de) 2012-03-30 2015-02-04 Corning Optical Communications LLC Reduzierung ortsabhängiger interferenzen in verteilten antennensystemen in einer mimo-konfiguration sowie entsprechende komponenten, systeme und verfahren
WO2014085115A1 (en) 2012-11-29 2014-06-05 Corning Cable Systems Llc HYBRID INTRA-CELL / INTER-CELL REMOTE UNIT ANTENNA BONDING IN MULTIPLE-INPUT, MULTIPLE-OUTPUT (MIMO) DISTRIBUTED ANTENNA SYSTEMS (DASs)
US9525472B2 (en) 2014-07-30 2016-12-20 Corning Incorporated Reducing location-dependent destructive interference in distributed antenna systems (DASS) operating in multiple-input, multiple-output (MIMO) configuration, and related components, systems, and methods
US9729267B2 (en) 2014-12-11 2017-08-08 Corning Optical Communications Wireless Ltd Multiplexing two separate optical links with the same wavelength using asymmetric combining and splitting
US9743386B2 (en) * 2015-11-17 2017-08-22 Dell Products L.P. Mapped device/PHY maintaining system
JP6635606B2 (ja) * 2017-11-06 2020-01-29 日進精機株式会社 骨組み構造体
CN111479317B (zh) * 2020-04-13 2023-12-05 Oppo广东移动通信有限公司 移动设备的通信控制方法、装置、存储介质及移动设备

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US6802035B2 (en) * 2000-09-19 2004-10-05 Intel Corporation System and method of dynamically optimizing a transmission mode of wirelessly transmitted information
US6751480B2 (en) * 2000-12-01 2004-06-15 Lucent Technologies Inc. Method for simultaneously conveying information to multiple mobiles with multiple antennas
JP3913575B2 (ja) * 2002-02-28 2007-05-09 三洋電機株式会社 無線装置、無線通信システム、空間パス制御方法および空間パス制御プログラム
JP2003332955A (ja) * 2002-05-17 2003-11-21 Toshiba Corp 無線送信装置及び無線通信システム
US7515939B2 (en) * 2003-10-01 2009-04-07 Broadcom Corporation System and method for channel-adaptive antenna selection
JP4259897B2 (ja) 2003-03-25 2009-04-30 シャープ株式会社 無線データ伝送システム及び無線データ送受信装置
US8249518B2 (en) * 2003-12-29 2012-08-21 Telefonaktiebolaget Lm Ericsson (Publ) Network controlled feedback for MIMO systems
EP1709752B1 (de) 2004-01-20 2016-09-14 LG Electronics, Inc. Verfahren zum senden/empfangen eines signals in einem mimo-system
US7599420B2 (en) * 2004-07-30 2009-10-06 Rearden, Llc System and method for distributed input distributed output wireless communications
WO2005122414A1 (ja) * 2004-06-14 2005-12-22 Matsushita Electric Industrial Co., Ltd. 無線通信装置
CN101156322B (zh) * 2004-06-22 2013-11-20 苹果公司 用于在无线通信网络中实现反馈的方法和系统
EP1768294B1 (de) * 2004-06-28 2015-02-18 Hera Wireless S.A. Vorrichtung zum senden von signalen
JP4884722B2 (ja) * 2005-03-31 2012-02-29 株式会社エヌ・ティ・ティ・ドコモ 無線通信装置及び無線通信方法
JP4567628B2 (ja) * 2005-06-14 2010-10-20 株式会社エヌ・ティ・ティ・ドコモ 移動局、送信方法及び通信システム
JP2007028602A (ja) * 2005-07-15 2007-02-01 Sanyo Electric Co Ltd 無線装置
FI20055483A0 (fi) * 2005-09-08 2005-09-08 Nokia Corp Datasiirtojärjestelmä langattomassa tietoliikennejärjestelmässä
JP4922680B2 (ja) * 2005-09-20 2012-04-25 三洋電機株式会社 無線装置およびそれを利用した通信システム
US8155712B2 (en) * 2006-03-23 2012-04-10 Sibeam, Inc. Low power very high-data rate device
CN101467408B (zh) * 2006-06-16 2013-02-13 艾利森电话股份有限公司 用于多天线系统中的信道质量测量的方法

Also Published As

Publication number Publication date
JP2008017096A (ja) 2008-01-24
EP1876727A1 (de) 2008-01-09
EP1876727B1 (de) 2010-05-19
US20080008134A1 (en) 2008-01-10

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