ATE550892T1 - Koordiniertes übertragungsverfahren, koordiniertes übertragungssystem, zentrale station und radiobasisstation - Google Patents

Koordiniertes übertragungsverfahren, koordiniertes übertragungssystem, zentrale station und radiobasisstation

Info

Publication number
ATE550892T1
ATE550892T1 AT10184101T AT10184101T ATE550892T1 AT E550892 T1 ATE550892 T1 AT E550892T1 AT 10184101 T AT10184101 T AT 10184101T AT 10184101 T AT10184101 T AT 10184101T AT E550892 T1 ATE550892 T1 AT E550892T1
Authority
AT
Austria
Prior art keywords
coordinated transmission
directional
radio base
frequency domain
area
Prior art date
Application number
AT10184101T
Other languages
English (en)
Inventor
Yusuke Ohwatari
Anass Benjebbour
Yukihiko Okumura
Junichiro Hagiwara
Original Assignee
Ntt Docomo Inc
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 Ntt Docomo Inc filed Critical Ntt Docomo Inc
Application granted granted Critical
Publication of ATE550892T1 publication Critical patent/ATE550892T1/de

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
    • H04B7/022—Site diversity; Macro-diversity
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
AT10184101T 2009-10-01 2010-09-30 Koordiniertes übertragungsverfahren, koordiniertes übertragungssystem, zentrale station und radiobasisstation ATE550892T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009229947A JP4896196B2 (ja) 2009-10-01 2009-10-01 協調送信方法、協調送信システム、集約局及び無線基地局

Publications (1)

Publication Number Publication Date
ATE550892T1 true ATE550892T1 (de) 2012-04-15

Family

ID=43302449

Family Applications (1)

Application Number Title Priority Date Filing Date
AT10184101T ATE550892T1 (de) 2009-10-01 2010-09-30 Koordiniertes übertragungsverfahren, koordiniertes übertragungssystem, zentrale station und radiobasisstation

Country Status (5)

Country Link
US (1) US8730883B2 (de)
EP (1) EP2306762B1 (de)
JP (1) JP4896196B2 (de)
CN (1) CN102036403B (de)
AT (1) ATE550892T1 (de)

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US11394436B2 (en) 2004-04-02 2022-07-19 Rearden, Llc System and method for distributed antenna wireless communications
US11451275B2 (en) 2004-04-02 2022-09-20 Rearden, Llc System and method for distributed antenna wireless communications
US11309943B2 (en) 2004-04-02 2022-04-19 Rearden, Llc System and methods for planned evolution and obsolescence of multiuser spectrum
US10985811B2 (en) 2004-04-02 2021-04-20 Rearden, Llc System and method for distributed antenna wireless communications
US9312929B2 (en) 2004-04-02 2016-04-12 Rearden, Llc System and methods to compensate for Doppler effects in multi-user (MU) multiple antenna systems (MAS)
US10425134B2 (en) 2004-04-02 2019-09-24 Rearden, Llc System and methods for planned evolution and obsolescence of multiuser spectrum
US10886979B2 (en) 2004-04-02 2021-01-05 Rearden, Llc System and method for link adaptation in DIDO multicarrier systems
US10749582B2 (en) 2004-04-02 2020-08-18 Rearden, Llc Systems and methods to coordinate transmissions in distributed wireless systems via user clustering
US9685997B2 (en) 2007-08-20 2017-06-20 Rearden, Llc Systems and methods to enhance spatial diversity in distributed-input distributed-output wireless systems
JP5073021B2 (ja) * 2010-07-28 2012-11-14 株式会社エヌ・ティ・ティ・ドコモ クラスタ内協調及びクラスタ間干渉回避方法、無線通信システム、集約局及び無線基地局
CN103797725B (zh) * 2011-09-14 2018-07-06 李尔登公司 在无线系统中利用同调性区域的系统及方法
EP2611230B1 (de) 2011-12-29 2019-10-16 Swisscom AG Verfahren zur Anwendung eines zellularen Netzwerks
JP5908307B2 (ja) * 2012-03-06 2016-04-26 シャープ株式会社 プリコーディング装置、無線送信装置、無線受信装置、無線通信システムおよび集積回路
CN103369545B (zh) 2012-03-29 2016-08-17 国际商业机器公司 一种在无线网络中划分协作区域的方法和装置
EP2685755B1 (de) * 2012-07-12 2015-12-09 Alcatel Lucent Örtlich begrenzte Klassifizierung eines mobilen Endgeräts innerhalb einer Zelle
US11190947B2 (en) 2014-04-16 2021-11-30 Rearden, Llc Systems and methods for concurrent spectrum usage within actively used spectrum
US11050468B2 (en) 2014-04-16 2021-06-29 Rearden, Llc Systems and methods for mitigating interference within actively used spectrum
US11189917B2 (en) 2014-04-16 2021-11-30 Rearden, Llc Systems and methods for distributing radioheads
US10194346B2 (en) 2012-11-26 2019-01-29 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
WO2014122688A1 (en) * 2013-02-07 2014-08-14 Nec Corporation Method and system for network-assisted interference suppression/cancelation
US10164698B2 (en) 2013-03-12 2018-12-25 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
RU2767777C2 (ru) 2013-03-15 2022-03-21 Риарден, Ллк Системы и способы радиочастотной калибровки с использованием принципа взаимности каналов в беспроводной связи с распределенным входом - распределенным выходом
CN103327502A (zh) * 2013-06-04 2013-09-25 北京邮电大学 一种包含业务分级的自适应半动态分簇方法
US11290162B2 (en) 2014-04-16 2022-03-29 Rearden, Llc Systems and methods for mitigating interference within actively used spectrum
US11070335B2 (en) 2017-01-13 2021-07-20 Qualcomm Incorporated Apparatus and method for determining resources for phase tracking reference signal (PT-RS) pilot signals using frequency domain patterns
JP7102767B2 (ja) * 2018-02-19 2022-07-20 富士通株式会社 送信方法、基地局装置及び無線通信システム
EP3742625A4 (de) * 2018-02-26 2021-04-21 Mitsubishi Electric Corporation Basisstation und funkkommunikationsverfahren

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US7599420B2 (en) * 2004-07-30 2009-10-06 Rearden, Llc System and method for distributed input distributed output wireless communications
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KR20060096365A (ko) * 2005-03-04 2006-09-11 삼성전자주식회사 다중 사용자 다중입력 다중출력（ｍｕ－ｍｉｍｏ）통신시스템의 사용자 스케줄링 방법
US7574179B2 (en) * 2006-07-13 2009-08-11 Designart Networks Ltd Mobile broadband wireless network with interference mitigation mechanism to minimize interference within a cluster during multiple concurrent transmissions
US20080267063A1 (en) * 2007-04-27 2008-10-30 Tenxc Wireless, Inc. Method and apparatus for multi-user scheduling for interference avoidance in adaptive beamforming systems
CN101373998B (zh) * 2007-08-20 2012-07-25 上海贝尔阿尔卡特股份有限公司 低信息交互的多基站协作mimo及其调度方法和装置
EP2129173B1 (de) * 2008-05-30 2011-07-20 Alcatel Lucent Verfahren und Basisstation zur Steuerung einer Strahlbildung in einem mobilen zellularen Netzwerk
US8520537B2 (en) * 2008-08-08 2013-08-27 Futurewei Technologies, Inc. System and method for synchronized and coordinated beam switching and scheduling in a wireless communications system
US8542640B2 (en) * 2008-08-28 2013-09-24 Ntt Docomo, Inc. Inter-cell approach to operating wireless beam-forming and user selection/scheduling in multi-cell environments based on limited signaling between patterns of subsets of cells
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Also Published As

Publication number Publication date
US20110080884A1 (en) 2011-04-07
CN102036403B (zh) 2014-05-28
EP2306762A1 (de) 2011-04-06
EP2306762B1 (de) 2012-03-21
JP2011078025A (ja) 2011-04-14
CN102036403A (zh) 2011-04-27
US8730883B2 (en) 2014-05-20
JP4896196B2 (ja) 2012-03-14

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