JP4689610B2 - 指向性アンテナ・アレイ - Google Patents

指向性アンテナ・アレイ Download PDF

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Publication number
JP4689610B2
JP4689610B2 JP2006526119A JP2006526119A JP4689610B2 JP 4689610 B2 JP4689610 B2 JP 4689610B2 JP 2006526119 A JP2006526119 A JP 2006526119A JP 2006526119 A JP2006526119 A JP 2006526119A JP 4689610 B2 JP4689610 B2 JP 4689610B2
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JP
Japan
Prior art keywords
antenna array
directional antenna
parasitic element
portable
handheld device
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
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JP2006526119A
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English (en)
Japanese (ja)
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JP2007505560A5 (enExample
JP2007505560A (ja
Inventor
ティー． ネイドル、ジュニア リチャード
イー． チャリッチ ハル
グロスフェルド ヘンリー
ピー． パンドルフ ロバート
ルオン エヌゴック ミン
ブリッジラル ラジ
Original Assignee
シンボル テクノロジーズ， インコーポレイテッド
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Publication date
Application filed by シンボル テクノロジーズ， インコーポレイテッド filed Critical シンボル テクノロジーズ， インコーポレイテッド
Publication of JP2007505560A publication Critical patent/JP2007505560A/ja
Publication of JP2007505560A5 publication Critical patent/JP2007505560A5/ja
Application granted granted Critical
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • H01Q9/285—Planar dipole
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/28—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
    • H01Q19/30—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements the primary active element being centre-fed and substantially straight, e.g. Yagi antenna

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
JP2006526119A 2003-09-12 2004-08-23 指向性アンテナ・アレイ Expired - Lifetime JP4689610B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/661,652 2003-09-12
US10/661,652 US7205953B2 (en) 2003-09-12 2003-09-12 Directional antenna array
PCT/US2004/027440 WO2005038983A1 (en) 2003-09-12 2004-08-23 Directional antenna array

Publications (3)

Publication Number Publication Date
JP2007505560A JP2007505560A (ja) 2007-03-08
JP2007505560A5 JP2007505560A5 (enExample) 2007-10-04
JP4689610B2 true JP4689610B2 (ja) 2011-05-25

Family

ID=34273900

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006526119A Expired - Lifetime JP4689610B2 (ja) 2003-09-12 2004-08-23 指向性アンテナ・アレイ

Country Status (8)

Country Link
US (1) US7205953B2 (enExample)
EP (1) EP1665460A1 (enExample)
JP (1) JP4689610B2 (enExample)
KR (1) KR101145191B1 (enExample)
CN (1) CN1706075B (enExample)
AU (2) AU2004275396A1 (enExample)
CA (1) CA2505482C (enExample)
WO (1) WO2005038983A1 (enExample)

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US20070139249A1 (en) * 2005-12-16 2007-06-21 Izhak Baharav Handheld microwave imaging device
US7463211B2 (en) * 2006-03-28 2008-12-09 Fluid Motion, Inc. Adjustable antenna element and antennas employing same
US7911406B2 (en) * 2006-03-31 2011-03-22 Bradley Lee Eckwielen Modular digital UHF/VHF antenna
US7626557B2 (en) 2006-03-31 2009-12-01 Bradley L. Eckwielen Digital UHF/VHF antenna
JP4724093B2 (ja) * 2006-10-30 2011-07-13 株式会社日立製作所 Ｒｆｉｄタグリーダ用アンテナ
JP2008225959A (ja) * 2007-03-14 2008-09-25 Sato Corp 情報記録担体
KR100876332B1 (ko) * 2007-03-22 2008-12-31 신정현 수신 안테나
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US8842053B1 (en) 2008-03-14 2014-09-23 Fluidmotion, Inc. Electrically shortened Yagi having improved performance
JP5169457B2 (ja) * 2008-05-09 2013-03-27 株式会社デンソーウェーブ 携帯型ｒｆｉｄリーダライタ
CN102067380A (zh) * 2008-05-19 2011-05-18 盖尔创尼克斯有限公司 整合式天线
JP4623141B2 (ja) * 2008-05-28 2011-02-02 株式会社日本自動車部品総合研究所 平面アンテナ、通信装置、および平面アンテナの搭載方法
USD612838S1 (en) * 2009-09-08 2010-03-30 Tracker Inc. Antenna structure for radio tracking receiver
US8558748B2 (en) * 2009-10-19 2013-10-15 Ralink Technology Corp. Printed dual-band Yagi-Uda antenna and circular polarization antenna
US8319694B2 (en) 2009-12-11 2012-11-27 Symbol Technologies, Inc. Compact dual-mode UHF RFID reader antenna systems and methods
US8643562B2 (en) 2010-07-30 2014-02-04 Donald C. D. Chang Compact patch antenna array
TWI536656B (zh) * 2011-05-18 2016-06-01 瑞軒科技股份有限公司 具指向性天線之顯示裝置
CN103996356B (zh) * 2011-05-25 2017-05-03 瑞轩科技股份有限公司 具指向性天线的显示装置
US9337542B2 (en) * 2012-03-14 2016-05-10 The United States Of America As Represented By The Secretary Of The Army Modular gridded tapered slot antenna
US9105963B2 (en) 2012-11-27 2015-08-11 Fluidmotion, Inc. Tunable Yagi and other antennas
USD863268S1 (en) 2018-05-04 2019-10-15 Scott R. Archer Yagi-uda antenna with triangle loop
CN114256606B (zh) * 2021-12-21 2024-03-29 上海海积信息科技股份有限公司 一种天线

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US4336543A (en) * 1977-05-18 1982-06-22 Grumman Corporation Electronically scanned aircraft antenna system having a linear array of yagi elements
US4218686A (en) * 1978-02-23 1980-08-19 Blonder-Tongue Laboratories, Inc. Yagi-type antennas and method
CA1239223A (en) * 1984-07-02 1988-07-12 Robert Milne Adaptive array antenna
JPH02183603A (ja) * 1989-01-10 1990-07-18 Matsushita Electric Works Ltd 雨樋アンテナ
US4977408A (en) * 1989-06-28 1990-12-11 General Electric Company Deployable antenna bay
US5220335A (en) * 1990-03-30 1993-06-15 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Planar microstrip Yagi antenna array
NZ255598A (en) * 1992-08-07 1996-06-25 Deltec New Zealand Dipole antenna; radiators electrically coupled by spaced tabs provide impedance compensation
US6229491B1 (en) * 1992-08-31 2001-05-08 Northrop Grumman Corporation Compact Yagi antenna array for aircraft
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US6353406B1 (en) * 1996-10-17 2002-03-05 R.F. Technologies, Inc. Dual mode tracking system
JP3165653B2 (ja) * 1997-02-20 2001-05-14 日本アンテナ株式会社 八木宇田アンテナ
TW407405B (en) 1997-02-21 2000-10-01 Bruce B Lusignan Two-way communication system utilizing small C-band antenna for downlink and L-band for uplink
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US6061036A (en) * 1998-02-03 2000-05-09 Ericsson, Inc. Rigid and flexible antenna
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JP2000124730A (ja) * 1998-10-19 2000-04-28 Dx Antenna Co Ltd Ｖｈｆ／ｕｈｆ帯フィルムアンテナ
US6239765B1 (en) * 1999-02-27 2001-05-29 Rangestar Wireless, Inc. Asymmetric dipole antenna assembly
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US6307524B1 (en) * 2000-01-18 2001-10-23 Core Technology, Inc. Yagi antenna having matching coaxial cable and driven element impedances
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JP2003196614A (ja) * 2001-12-26 2003-07-11 Oji Paper Co Ltd Ｉｃチップ実装体用通信装置
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Also Published As

Publication number Publication date
CA2505482A1 (en) 2005-04-28
CN1706075B (zh) 2010-10-20
WO2005038983A1 (en) 2005-04-28
AU2004275396A1 (en) 2005-06-02
EP1665460A1 (en) 2006-06-07
AU2004275396A8 (en) 2008-10-02
KR101145191B1 (ko) 2012-05-16
JP2007505560A (ja) 2007-03-08
US7205953B2 (en) 2007-04-17
CN1706075A (zh) 2005-12-07
CA2505482C (en) 2013-01-22
KR20060114281A (ko) 2006-11-06
AU2010221814A1 (en) 2010-10-07
AU2010221814B2 (en) 2012-07-19
US20050057418A1 (en) 2005-03-17

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