SG110022A1 - A radio receiver and receiving method for controlling the beam-width of an antenna - Google Patents

A radio receiver and receiving method for controlling the beam-width of an antenna

Info

Publication number
SG110022A1
SG110022A1 SG200300605A SG200300605A SG110022A1 SG 110022 A1 SG110022 A1 SG 110022A1 SG 200300605 A SG200300605 A SG 200300605A SG 200300605 A SG200300605 A SG 200300605A SG 110022 A1 SG110022 A1 SG 110022A1
Authority
SG
Singapore
Prior art keywords
antenna
width
controlling
radio receiver
receiving method
Prior art date
Application number
SG200300605A
Other languages
English (en)
Inventor
Maeda Koji
Aburakawa Yuji
Otsu Toru
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
Publication of SG110022A1 publication Critical patent/SG110022A1/en

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)
SG200300605A 2002-02-15 2003-02-14 A radio receiver and receiving method for controlling the beam-width of an antenna SG110022A1 (en)

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
SG110022A1 true SG110022A1 (en) 2005-04-28

Family

ID=27621464

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200300605A SG110022A1 (en) 2002-02-15 2003-02-14 A radio receiver and receiving method for controlling the beam-width of an antenna

Country Status (7)

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

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US8019068B2 (en) * 2000-12-01 2011-09-13 Alcatel Lucent Method of allocating power for the simultaneous downlink conveyance of information between multiple antennas and multiple destinations
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 (en) * 2004-10-11 2006-04-12 Sony Deutschland GmbH Directivity control for short range wireless mobile communication systems
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
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
US8020100B2 (en) 2006-12-22 2011-09-13 Apple Inc. Fast creation of video segments
US8526821B2 (en) * 2006-12-29 2013-09-03 Finisar Corporation Transceivers for testing networks and adapting to device changes
EP2413624A4 (en) * 2009-03-24 2013-04-10 Kyocera Corp WIRELESS COMMUNICATION SYSTEM, WIRELESS END UNIT, WIRELESS BASE STATION, CONTROL DEVICE AND WIRELESS COMMUNICATION PROCESS
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
WO2016010167A1 (ko) * 2014-07-15 2016-01-21 엘지전자 주식회사 자원 할당 방법 및 단말의 신호 처리 방법
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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JPS60103A (ja) * 1983-06-15 1985-01-05 Fujitsu Ltd ビ−ム巾可変空中線
US6009124A (en) * 1997-09-22 1999-12-28 Intel Corporation High data rate communications network employing an adaptive sectored antenna
US6229481B1 (en) * 1997-11-05 2001-05-08 Nokia Telecommunications Oy Method of improving quality of radio connection

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US4780721A (en) * 1984-07-23 1988-10-25 The Commonwealth Of Australia Adaptive antenna array
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
US6792290B2 (en) * 1998-09-21 2004-09-14 Ipr Licensing, Inc. Method and apparatus for performing directional re-scan of an adaptive antenna
US6400317B2 (en) * 1998-09-21 2002-06-04 Tantivy Communications, Inc. Method and apparatus for antenna control in a communications network
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
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
US6009124A (en) * 1997-09-22 1999-12-28 Intel Corporation High data rate communications network employing an adaptive sectored antenna
US6229481B1 (en) * 1997-11-05 2001-05-08 Nokia Telecommunications Oy Method of improving quality of radio connection

Also Published As

Publication number Publication date
CN1234253C (zh) 2005-12-28
US20030157897A1 (en) 2003-08-21
US7046965B2 (en) 2006-05-16
EP1337047B1 (en) 2008-11-19
EP1337047A3 (en) 2004-02-04
CN1438810A (zh) 2003-08-27
JP2003243921A (ja) 2003-08-29
KR100581595B1 (ko) 2006-05-22
EP1337047A2 (en) 2003-08-20
DE60324722D1 (de) 2009-01-02
KR20030069096A (ko) 2003-08-25

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