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DE60237133D1 - Adaptive Antennengruppe - Google Patents

Adaptive Antennengruppe

Info

Publication number
DE60237133D1
DE60237133D1 DE60237133T DE60237133T DE60237133D1 DE 60237133 D1 DE60237133 D1 DE 60237133D1 DE 60237133 T DE60237133 T DE 60237133T DE 60237133 T DE60237133 T DE 60237133T DE 60237133 D1 DE60237133 D1 DE 60237133D1
Authority
DE
Germany
Prior art keywords
antenna group
adaptive antenna
adaptive
group
antenna
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.)
Expired - Lifetime
Application number
DE60237133T
Other languages
English (en)
Inventor
Shousei Yoshida
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE60237133D1 publication Critical patent/DE60237133D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/712—Weighting of fingers for combining, e.g. amplitude control or phase rotation using an inner loop
    • 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
    • H04B7/0851—Joint weighting using training sequences or error signal
    • 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
    • H04B7/0882—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 post-detection diversity
    • H04B7/0885—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 post-detection diversity with combination

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Mobile Radio Communication Systems (AREA)
DE60237133T 2001-06-06 2002-06-05 Adaptive Antennengruppe Expired - Lifetime DE60237133D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001170375A JP4152091B2 (ja) 2001-06-06 2001-06-06 適応アンテナ受信装置

Publications (1)

Publication Number Publication Date
DE60237133D1 true DE60237133D1 (de) 2010-09-09

Family

ID=19012304

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60237133T Expired - Lifetime DE60237133D1 (de) 2001-06-06 2002-06-05 Adaptive Antennengruppe

Country Status (6)

Country Link
US (1) US6657590B2 (de)
EP (1) EP1265378B1 (de)
JP (1) JP4152091B2 (de)
KR (1) KR100474156B1 (de)
CN (1) CN100459470C (de)
DE (1) DE60237133D1 (de)

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US7142830B2 (en) * 2001-09-19 2006-11-28 Nokia Corporation Adaptive transceiver system
US20030171834A1 (en) * 2002-03-07 2003-09-11 Silvester Kelan C. Method and apparatus for connecting a portable media player wirelessly to an automobile entertainment system
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
US6738018B2 (en) * 2002-05-01 2004-05-18 Harris Corporation All digital phased array using space/time cascaded processing
JP2004096346A (ja) * 2002-08-30 2004-03-25 Fujitsu Ltd 無線通信装置
KR100461547B1 (ko) * 2002-10-22 2004-12-16 한국전자통신연구원 디에스/시디엠에이 미모 안테나 시스템에서 보다 나은수신 다이버시티 이득을 얻기 위한 전송 시스템
JP4090331B2 (ja) * 2002-11-20 2008-05-28 三洋電機株式会社 受信方法と装置
WO2005001992A1 (ja) 2003-06-26 2005-01-06 Nec Corporation 適応アンテナ受信方法および装置
KR100630039B1 (ko) * 2003-07-16 2006-09-27 삼성전자주식회사 적응 안테나 어레이 방식을 사용하는 이동 통신 시스템에서 데이터 수신 장치 및 방법
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
US7308286B2 (en) * 2003-11-20 2007-12-11 Telefonaktiebolaget Lm Ericsson (Publ) Multi-dimensional joint searcher and channel estimators
US20050113141A1 (en) * 2003-11-20 2005-05-26 Telefonaktiebolaget Lm Ericsson (Publ) Spatial joint searcher and channel estimators
US20050113142A1 (en) * 2003-11-20 2005-05-26 Telefonaktiebolaget Lm Ericsson (Publ) Temporal joint searcher and channel estimators
US7991088B2 (en) * 2005-11-15 2011-08-02 Tommy Guess Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
JP4226632B2 (ja) 2007-03-08 2009-02-18 ファナック株式会社 異常時モータ減速停止制御手段を有する数値制御装置
US8126031B2 (en) * 2007-08-07 2012-02-28 Qualcomm Incorporated Time-tracking management of demodulation elements in a receive diversity enabled rake receiver
JP4503657B2 (ja) * 2008-03-29 2010-07-14 株式会社豊田中央研究所 ダイバーシチ受信装置
JP4587004B2 (ja) * 2009-01-07 2010-11-24 岩崎通信機株式会社 マルチアンテナを用いた無線通信方法、無線通信システムおよび無線通信装置
US9001877B2 (en) * 2010-12-28 2015-04-07 Telefonaktiebolaget L M Ericsson (Publ) Signal processing for diversity combining radio receiver
US9258049B2 (en) * 2012-06-21 2016-02-09 Samsung Electronics Co., Ltd Communication device and orientation control method
US10536207B2 (en) * 2015-10-30 2020-01-14 Qualcomm Incorporated Beamforming architecture for scalable radio-frequency front end
JP6559320B2 (ja) * 2016-02-19 2019-08-14 京セラ株式会社 基地局および送信アンテナ決定方法
CN107276653B (zh) * 2016-04-07 2021-02-12 普天信息技术有限公司 一种多天线合并和波束赋形方法和装置
US10775510B2 (en) * 2016-06-06 2020-09-15 Brian G. Agee Blind despreading of civil GNSS signals for resilient PNT applications
JP2018207333A (ja) * 2017-06-06 2018-12-27 富士通株式会社 基地局、無線端末、無線通信システム、及び通信制御方法
JP6926702B2 (ja) * 2017-06-09 2021-08-25 富士通株式会社 無線通信装置及びビーム制御方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9402942D0 (en) 1994-02-16 1994-04-06 Northern Telecom Ltd Base station antenna arrangement
DE69636472T2 (de) 1995-11-29 2007-02-01 Ntt Docomo, Inc. Diversity-empfänger und zugehöriges steuerverfahren
KR0155326B1 (ko) * 1995-12-21 1998-11-16 양승택 Cdma 시스템의 성능향상을 위한 적응배열 안테나를 갖는 기지국의 수신기 구조방식
US6900775B2 (en) * 1997-03-03 2005-05-31 Celletra Ltd. Active antenna array configuration and control for cellular communication systems
JP3391662B2 (ja) 1997-06-06 2003-03-31 松下電器産業株式会社 アダプティブアレーアンテナ受信装置
JP2914445B2 (ja) * 1997-08-05 1999-06-28 日本電気株式会社 Ｃｄｍａ適応受信装置
JP3328930B2 (ja) 1998-02-13 2002-09-30 日本電気株式会社 適応受信装置
EP0936755B1 (de) 1998-02-13 2005-07-06 Nec Corporation Adaptative Empfangsvorrichtung mit Gruppenantenne
JP3406831B2 (ja) * 1998-03-19 2003-05-19 富士通株式会社 無線基地局のアレーアンテナシステム
JP3465739B2 (ja) * 1998-04-07 2003-11-10 日本電気株式会社 Ｃｄｍａ適応アンテナ受信装置及び通信システム
JP3092798B2 (ja) 1998-06-30 2000-09-25 日本電気株式会社 適応送受信装置
US6795424B1 (en) * 1998-06-30 2004-09-21 Tellabs Operations, Inc. Method and apparatus for interference suppression in orthogonal frequency division multiplexed (OFDM) wireless communication systems
JP2000188568A (ja) 1998-10-13 2000-07-04 Matsushita Electric Ind Co Ltd 受信装置
US6128330A (en) * 1998-11-24 2000-10-03 Linex Technology, Inc. Efficient shadow reduction antenna system for spread spectrum
JP4531969B2 (ja) * 2000-12-21 2010-08-25 三菱電機株式会社 アダプティブアンテナ受信装置

Also Published As

Publication number Publication date
JP4152091B2 (ja) 2008-09-17
CN100459470C (zh) 2009-02-04
US6657590B2 (en) 2003-12-02
JP2002368520A (ja) 2002-12-20
EP1265378A2 (de) 2002-12-11
EP1265378B1 (de) 2010-07-28
EP1265378A3 (de) 2004-08-25
US20020190901A1 (en) 2002-12-19
KR20020093595A (ko) 2002-12-16
KR100474156B1 (ko) 2005-03-10
CN1389998A (zh) 2003-01-08

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