DE60324722D1 - Funkempfänger und Empfangsverfahren zur Regelung der Antennenstrahlbreite - Google Patents

Funkempfänger und Empfangsverfahren zur Regelung der Antennenstrahlbreite

Info

Publication number
DE60324722D1
DE60324722D1 DE60324722T DE60324722T DE60324722D1 DE 60324722 D1 DE60324722 D1 DE 60324722D1 DE 60324722 T DE60324722 T DE 60324722T DE 60324722 T DE60324722 T DE 60324722T DE 60324722 D1 DE60324722 D1 DE 60324722D1
Authority
DE
Germany
Prior art keywords
controlling
radio receiver
beam width
receiving method
antenna beam
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
DE60324722T
Other languages
English (en)
Inventor
Koji Maeda
Yuji Aburakawa
Toru Otsu
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.)
NTT Docomo Inc
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 DE60324722D1 publication Critical patent/DE60324722D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H01Q3/2611—Means for null steering; Adaptive interference nulling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/28—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the amplitude

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Noise Elimination (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
DE60324722T 2002-02-15 2003-02-14 Funkempfänger und Empfangsverfahren zur Regelung der Antennenstrahlbreite Expired - Lifetime DE60324722D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002039236A JP2003243921A (ja) 2002-02-15 2002-02-15 アンテナの指向角を制御する無線受信装置および方法

Publications (1)

Publication Number Publication Date
DE60324722D1 true DE60324722D1 (de) 2009-01-02

Family

ID=27621464

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60324722T Expired - Lifetime DE60324722D1 (de) 2002-02-15 2003-02-14 Funkempfänger und Empfangsverfahren zur Regelung der Antennenstrahlbreite

Country Status (7)

Country Link
US (1) US7046965B2 (de)
EP (1) EP1337047B1 (de)
JP (1) JP2003243921A (de)
KR (1) KR100581595B1 (de)
CN (1) CN1234253C (de)
DE (1) DE60324722D1 (de)
SG (1) SG110022A1 (de)

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JP4726306B2 (ja) * 2001-01-31 2011-07-20 パナソニック株式会社 無線通信システム、移動端末局及び方位決定方法
KR100651434B1 (ko) * 2002-10-05 2006-11-28 삼성전자주식회사 패킷 데이터 통신 시스템 수신기에서의 간섭신호 제거장치 및 방법
KR100474849B1 (ko) * 2002-11-01 2005-03-11 삼성전자주식회사 어레이 안테나를 이용한 빔포밍 방법에 의한코드분할다중접속 이동통신 시스템에서 코드를 재사용하는방법 및 장치
JP2004248162A (ja) * 2003-02-17 2004-09-02 Kyocera Corp 基地局装置
JP2005210171A (ja) * 2004-01-20 2005-08-04 Matsushita Electric Ind Co Ltd 受信装置及び受信方法
JP2006042268A (ja) * 2004-07-30 2006-02-09 Fujitsu Ltd 電子タグ認証装置、および電子タグとの通信調整方法
WO2006013677A1 (ja) 2004-08-06 2006-02-09 Brother Kogyo Kabushiki Kaisha 無線受信装置
JP4534655B2 (ja) * 2004-08-06 2010-09-01 ブラザー工業株式会社 無線受信装置
EP1646112A1 (de) * 2004-10-11 2006-04-12 Sony Deutschland GmbH Steuerung der Richtcharakteristik in einem drahtlosen Kommunikationssystem mit kurzer Reichweite
WO2006064647A1 (ja) 2004-12-13 2006-06-22 Brother Kogyo Kabushiki Kaisha 無線装置及び無線タグ通信装置
US8020100B2 (en) 2006-12-22 2011-09-13 Apple Inc. Fast creation of video segments
US8943410B2 (en) 2006-12-22 2015-01-27 Apple Inc. Modified media presentation during scrubbing
US7992097B2 (en) 2006-12-22 2011-08-02 Apple Inc. Select drag and drop operations on video thumbnails across clip boundaries
US8526821B2 (en) * 2006-12-29 2013-09-03 Finisar Corporation Transceivers for testing networks and adapting to device changes
WO2010110344A1 (ja) * 2009-03-24 2010-09-30 京セラ株式会社 無線通信システム、無線端末、無線基地局、制御装置、及び無線通信方法
JP5397028B2 (ja) * 2009-06-05 2014-01-22 富士通株式会社 電波制御装置、電波制御システムおよび電波制御方法
US9048907B2 (en) * 2010-03-10 2015-06-02 Alcatel Lucent Methods for reducing interference in communication systems
JP5483709B2 (ja) * 2010-03-19 2014-05-07 京セラ株式会社 通信装置および信号電力測定方法
GB2500927B (en) * 2012-04-05 2014-11-19 Broadcom Corp Antenna using fading conditions to control radiation beam
JP6000631B2 (ja) * 2012-05-10 2016-10-05 オリンパス株式会社 無線通信装置、無線通信システム、アンテナ制御方法、及びプログラム
US10720714B1 (en) * 2013-03-04 2020-07-21 Ethertronics, Inc. Beam shaping techniques for wideband antenna
US9318799B2 (en) 2013-03-29 2016-04-19 Broadcom Corporation Wireless communication apparatus and method for controlling antenna radiation patterns based on fading conditions
US10327156B2 (en) * 2014-07-15 2019-06-18 Lg Electronics Inc. Resource allocation method and signal processing method of terminal
US10256877B2 (en) 2017-08-02 2019-04-09 Qualcomm Incorporated Apparatus and methods for beam refinement
GB2574853A (en) * 2018-06-20 2019-12-25 Airspan Networks Inc Technique for controlling a beam pattern employed by an antenna apparatus
US11601172B2 (en) 2018-06-20 2023-03-07 Airsfan Ip Holdco Llc Technique for controlling a beam pattern employed by an antenna apparatus
JP7231828B2 (ja) * 2019-04-26 2023-03-02 日本電信電話株式会社 干渉波演算方法、干渉波演算装置及びコンピュータプログラム
JP7284731B2 (ja) * 2020-03-27 2023-05-31 株式会社Ｎｔｔドコモ 端末及び通信方法
CN115361676B (zh) * 2022-10-19 2023-01-03 天地信息网络研究院(安徽)有限公司 一种基于波束宽度自适应调整的定向自组网邻居发现方法

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Publication number Priority date Publication date Assignee Title
JPS60103A (ja) 1983-06-15 1985-01-05 Fujitsu Ltd ビ−ム巾可変空中線
AU559567B2 (en) * 1984-07-23 1987-03-12 Commonwealth Of Australia, The Adaptive antenna array
US6009124A (en) 1997-09-22 1999-12-28 Intel Corporation High data rate communications network employing an adaptive sectored antenna
FI980616A (fi) 1997-11-05 1999-05-06 Nokia Telecommunications Oy Menetelmä parantaa radioyhteyden laatua solukkoradioverkossa
JP3718337B2 (ja) * 1998-01-08 2005-11-24 株式会社東芝 適応可変指向性アンテナ
US6289004B1 (en) * 1998-03-12 2001-09-11 Interdigital Technology Corporation Adaptive cancellation of fixed interferers
JPH11266180A (ja) * 1998-03-18 1999-09-28 Fujitsu Ltd 無線基地局のアレーアンテナシステム
US6400317B2 (en) * 1998-09-21 2002-06-04 Tantivy Communications, Inc. Method and apparatus for antenna control in a communications network
US6792290B2 (en) * 1998-09-21 2004-09-14 Ipr Licensing, Inc. Method and apparatus for performing directional re-scan of an adaptive antenna
US6704557B1 (en) 1999-04-22 2004-03-09 Lucent Technologies Inc. System and method for protecting a receiver from jamming interference
US6453177B1 (en) * 1999-07-14 2002-09-17 Metawave Communications Corporation Transmitting beam forming in smart antenna array system
JP2001203619A (ja) * 2000-01-19 2001-07-27 Matsushita Electric Ind Co Ltd 無線基地局装置及び無線通信方法
US6895258B1 (en) * 2000-08-14 2005-05-17 Kathrein-Werke Kg Space division multiple access strategy for data service
US6728554B1 (en) * 2000-09-11 2004-04-27 International Systems, Llc Wireless communication network
US6694147B1 (en) * 2000-09-15 2004-02-17 Flarion Technologies, Inc. Methods and apparatus for transmitting information between a basestation and multiple mobile stations

Also Published As

Publication number Publication date
CN1438810A (zh) 2003-08-27
US7046965B2 (en) 2006-05-16
KR20030069096A (ko) 2003-08-25
US20030157897A1 (en) 2003-08-21
EP1337047B1 (de) 2008-11-19
JP2003243921A (ja) 2003-08-29
EP1337047A2 (de) 2003-08-20
KR100581595B1 (ko) 2006-05-22
SG110022A1 (en) 2005-04-28
EP1337047A3 (de) 2004-02-04
CN1234253C (zh) 2005-12-28

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Legal Events

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8364 No opposition during term of opposition