DE602004032306D1 - Funkkommunikationsvorrichtung mit Antennenfeld - Google Patents

Funkkommunikationsvorrichtung mit Antennenfeld

Info

Publication number
DE602004032306D1
DE602004032306D1 DE200460032306 DE602004032306T DE602004032306D1 DE 602004032306 D1 DE602004032306 D1 DE 602004032306D1 DE 200460032306 DE200460032306 DE 200460032306 DE 602004032306 T DE602004032306 T DE 602004032306T DE 602004032306 D1 DE602004032306 D1 DE 602004032306D1
Authority
DE
Germany
Prior art keywords
communication device
radio communication
antenna field
antenna
field
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
DE200460032306
Other languages
English (en)
Inventor
Toshio Kawasaki
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 DE602004032306D1 publication Critical patent/DE602004032306D1/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
    • H04B7/0848—Joint weighting
    • H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
DE200460032306 2004-03-30 2004-09-13 Funkkommunikationsvorrichtung mit Antennenfeld Active DE602004032306D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004099299A JP4329594B2 (ja) 2004-03-30 2004-03-30 アレーアンテナ無線通信装置およびそのパスタイミング検出方法

Publications (1)

Publication Number Publication Date
DE602004032306D1 true DE602004032306D1 (de) 2011-06-01

Family

ID=34879974

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200460032306 Active DE602004032306D1 (de) 2004-03-30 2004-09-13 Funkkommunikationsvorrichtung mit Antennenfeld

Country Status (5)

Country Link
US (1) US6985106B2 (de)
EP (1) EP1583258B1 (de)
JP (1) JP4329594B2 (de)
CN (1) CN1677894A (de)
DE (1) DE602004032306D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4524147B2 (ja) * 2004-06-30 2010-08-11 京セラ株式会社 通信装置、キャリブレーション方法及びプログラム
US8095185B2 (en) * 2006-06-09 2012-01-10 Telefonaktiebolaget L M Ericsson (Publ) Estimation of angular parameters of a signal at an antenna array
JP5186748B2 (ja) * 2006-09-29 2013-04-24 富士通株式会社 無線通信装置および無線通信方法
US8396151B2 (en) * 2006-10-19 2013-03-12 Qualcomm Incorporated Timing tracking in a multiple receive antenna system
JP5344978B2 (ja) 2009-04-22 2013-11-20 パナソニック株式会社 指向性パターン決定方法
US20100304744A1 (en) * 2009-05-29 2010-12-02 Qualcomm Incorporated Method and apparatus for performing searches with multiple receive diversity (rxd) search modes
US9584231B2 (en) * 2014-10-30 2017-02-28 Samsung Electronics Co., Ltd. Integrated two dimensional active antenna array communication system
US20230379009A1 (en) * 2020-08-20 2023-11-23 Telefonaktiebolaget Lm Ericsson (Publ) Coherent Summing of Signals from Distributed Radio Access Points

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6683924B1 (en) * 1999-10-19 2004-01-27 Ericsson Inc. Apparatus and methods for selective correlation timing in rake receivers
WO2001067627A1 (fr) * 2000-03-06 2001-09-13 Fujitsu Limited Recepteur amcr et detecteur d'un tel recepteur
JP4087549B2 (ja) 2000-09-06 2008-05-21 富士通株式会社 アレーアンテナ無線通信装置
JP2002237766A (ja) 2001-02-08 2002-08-23 Nec Corp 適応アンテナ受信装置
JP3558053B2 (ja) 2001-06-06 2004-08-25 日本電気株式会社 適応アンテナ受信装置
JP2003008483A (ja) * 2001-06-18 2003-01-10 Nec Corp アダプティブアレイアンテナ受信装置
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
JP3856126B2 (ja) * 2002-05-21 2006-12-13 日本電気株式会社 パスタイミング検出方法、パスタイミング検出装置及び適応アレーアンテナシステム

Also Published As

Publication number Publication date
US6985106B2 (en) 2006-01-10
US20050219122A1 (en) 2005-10-06
EP1583258B1 (de) 2011-04-20
EP1583258A1 (de) 2005-10-05
JP2005286784A (ja) 2005-10-13
JP4329594B2 (ja) 2009-09-09
CN1677894A (zh) 2005-10-05

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