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DE602005010071D1 - Verfahren und Vorrichtung zur drahtlosen Kommunikation - Google Patents

Verfahren und Vorrichtung zur drahtlosen Kommunikation

Info

Publication number
DE602005010071D1
DE602005010071D1 DE200560010071 DE602005010071T DE602005010071D1 DE 602005010071 D1 DE602005010071 D1 DE 602005010071D1 DE 200560010071 DE200560010071 DE 200560010071 DE 602005010071 T DE602005010071 T DE 602005010071T DE 602005010071 D1 DE602005010071 D1 DE 602005010071D1
Authority
DE
Germany
Prior art keywords
wireless communication
wireless
communication
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
DE200560010071
Other languages
English (en)
Inventor
Tomonori Sato
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 DE602005010071D1 publication Critical patent/DE602005010071D1/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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
DE200560010071 2005-07-21 2005-10-27 Verfahren und Vorrichtung zur drahtlosen Kommunikation Active DE602005010071D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005211822A JP4583265B2 (ja) 2005-07-21 2005-07-21 無線通信装置及び無線通信方法

Publications (1)

Publication Number Publication Date
DE602005010071D1 true DE602005010071D1 (de) 2008-11-13

Family

ID=36997856

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200560010071 Active DE602005010071D1 (de) 2005-07-21 2005-10-27 Verfahren und Vorrichtung zur drahtlosen Kommunikation

Country Status (4)

Country Link
US (1) US20070054623A1 (de)
EP (1) EP1746741B1 (de)
JP (1) JP4583265B2 (de)
DE (1) DE602005010071D1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100705448B1 (ko) * 2005-12-09 2007-04-09 한국전자통신연구원 다중 안테나로 구성된 ｏｆｄｍ에서 채널 정보 및 코드북을이용한 송신 전력 할당 방법 및 장치
US7693237B2 (en) * 2007-02-14 2010-04-06 Wilinx Corporation Systems and methods for synchronizing wireless communication systems
KR20100028100A (ko) * 2007-07-06 2010-03-11 가부시키가이샤 엔티티 도코모 이동통신시스템에 있어서의 기지국장치 및 지향성 제어방법
JP5134380B2 (ja) * 2008-01-15 2013-01-30 京セラ株式会社 通信方法およびそれを利用した無線装置
KR101639643B1 (ko) * 2009-01-09 2016-07-15 삼성전자주식회사 이동통신 시스템에서의 빔 포밍 방법 및 장치
EP2445120B1 (de) * 2010-10-25 2016-09-14 Telefonaktiebolaget LM Ericsson (publ) Drahtloses Kommunikationssystem und -verfahren
BR112016022833B1 (pt) * 2014-05-08 2022-12-06 Telefonaktiebolaget Lm Ericsson (Publ) Método realizado por um aparelho de antena para formação de feixe, arranjo de antenas de polarização dupla para a formação de feixe, nó de rede, terminal sem fio, e, meio de armazenamento legível por computador
US10158436B2 (en) * 2015-02-17 2018-12-18 Mitsubishi Electric Corporation Receiver apparatus and reception method
CN106160806B (zh) * 2015-04-03 2021-01-08 索尼公司 无线通信系统中执行干扰协调的方法和设备
CN108352873B (zh) * 2015-09-16 2021-06-29 瑞典爱立信有限公司 在波束子集上进行预编码
US10142778B2 (en) * 2016-01-07 2018-11-27 Qualcomm Technologies International, Ltd. Direction finding for legacy bluetooth devices
US10505620B2 (en) * 2016-04-12 2019-12-10 Mitsubishi Electric Corporation Receiving apparatus and receiving method, and program and recording medium
US10935624B2 (en) * 2018-03-29 2021-03-02 L3 Technologies, Inc. Efficiently measuring phase differences in an angle of arrival system
CN110855975A (zh) * 2018-08-21 2020-02-28 视联动力信息技术股份有限公司 一种传输方向的定位方法和装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2264125C (en) * 1998-03-03 2003-05-06 Nec Corporation Method of controlling transmission power in a cellular type mobile communication system
US6501747B1 (en) * 1998-08-20 2002-12-31 Metawave Communications Corporation Manifold assisted channel estimation and demodulation for CDMA systems in fast fading environments
JP2000307489A (ja) * 1999-04-23 2000-11-02 Matsushita Electric Ind Co Ltd 無線受信装置及び受信タイミング検出方法
JP3344478B2 (ja) * 1999-07-16 2002-11-11 日本電気株式会社 Ｃｄｍａセルラシステムにおけるパスサーチ回路
DE19937245A1 (de) * 1999-08-06 2001-02-15 Siemens Ag Synchronisierungsverfahren und -system für Taktquellen bei insbesondere paketvermittelnden Kommunikationssystemen
JP3872953B2 (ja) * 1999-12-27 2007-01-24 株式会社東芝 アダプティブアンテナを用いた無線通信装置
EP1175019B1 (de) * 2000-07-21 2004-03-17 STMicroelectronics N.V. RAKE-Empfänger für ein CDMA System, insbesondere in einem zellularen Mobiltelefon
US7167526B2 (en) * 2001-06-07 2007-01-23 National Univ. Of Singapore Wireless communication apparatus and method
JP2003018054A (ja) * 2001-07-02 2003-01-17 Ntt Docomo Inc 無線通信方法及びシステム並びに通信装置
JP3970565B2 (ja) * 2001-09-12 2007-09-05 富士通株式会社 受信装置、受信方法、および、半導体装置
JP2003110476A (ja) 2001-09-27 2003-04-11 Matsushita Electric Ind Co Ltd 無線受信装置及び指向性受信方法
WO2003036823A1 (en) * 2001-10-20 2003-05-01 Electronics And Telecommunications Research Institute Closed-loop power control apparatus for mobile satellite communication system and method thereof
JP4086574B2 (ja) * 2002-04-12 2008-05-14 松下電器産業株式会社 パスサーチ回路、無線受信装置及び無線送信装置
JP3895228B2 (ja) * 2002-05-07 2007-03-22 松下電器産業株式会社 無線通信装置および到来方向推定方法
JP4119719B2 (ja) * 2002-09-27 2008-07-16 ソフトバンクテレコム株式会社 移動局方向推定方法及び装置
JP4133587B2 (ja) * 2003-05-26 2008-08-13 シャープ株式会社 受信装置
CN100525528C (zh) * 2003-08-05 2009-08-05 大唐移动通信设备有限公司 正交码cdma信号检测方法
US7155244B2 (en) * 2003-08-14 2006-12-26 Siemens Communications, Inc. Precise common timing in a wireless network
JP4299083B2 (ja) * 2003-09-09 2009-07-22 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
JP4476031B2 (ja) * 2004-06-11 2010-06-09 富士通株式会社 干渉低減装置及び干渉低減方法

Also Published As

Publication number Publication date
EP1746741A2 (de) 2007-01-24
JP2007028547A (ja) 2007-02-01
US20070054623A1 (en) 2007-03-08
JP4583265B2 (ja) 2010-11-17
EP1746741A3 (de) 2007-10-10
EP1746741B1 (de) 2008-10-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE