JP4297840B2 - 円偏波ループアンテナ - Google Patents

円偏波ループアンテナ Download PDF

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Publication number
JP4297840B2
JP4297840B2 JP2004186812A JP2004186812A JP4297840B2 JP 4297840 B2 JP4297840 B2 JP 4297840B2 JP 2004186812 A JP2004186812 A JP 2004186812A JP 2004186812 A JP2004186812 A JP 2004186812A JP 4297840 B2 JP4297840 B2 JP 4297840B2
Authority
JP
Japan
Prior art keywords
loop
loop antenna
circularly polarized
antenna
coupling
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 - Fee Related
Application number
JP2004186812A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006013798A5 (cg-RX-API-DMAC7.html
JP2006013798A (ja
Inventor
辰彦 岩崎
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.)
Furuno Electric Co Ltd
Original Assignee
Furuno Electric Co 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 Furuno Electric Co Ltd filed Critical Furuno Electric Co Ltd
Priority to JP2004186812A priority Critical patent/JP4297840B2/ja
Priority to US11/630,843 priority patent/US7768467B2/en
Priority to PCT/JP2005/010619 priority patent/WO2006001180A1/ja
Priority to GB0625823A priority patent/GB2430557B/en
Publication of JP2006013798A publication Critical patent/JP2006013798A/ja
Publication of JP2006013798A5 publication Critical patent/JP2006013798A5/ja
Application granted granted Critical
Publication of JP4297840B2 publication Critical patent/JP4297840B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • 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
    • H01Q19/10—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 reflecting surfaces

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Waveguide Aerials (AREA)
  • Details Of Aerials (AREA)
JP2004186812A 2004-06-24 2004-06-24 円偏波ループアンテナ Expired - Fee Related JP4297840B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2004186812A JP4297840B2 (ja) 2004-06-24 2004-06-24 円偏波ループアンテナ
US11/630,843 US7768467B2 (en) 2004-06-24 2005-06-09 Circularly polarized loop antenna
PCT/JP2005/010619 WO2006001180A1 (ja) 2004-06-24 2005-06-09 円偏波ループアンテナ
GB0625823A GB2430557B (en) 2004-06-24 2005-06-09 Circularly polarized loop antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004186812A JP4297840B2 (ja) 2004-06-24 2004-06-24 円偏波ループアンテナ

Publications (3)

Publication Number Publication Date
JP2006013798A JP2006013798A (ja) 2006-01-12
JP2006013798A5 JP2006013798A5 (cg-RX-API-DMAC7.html) 2007-06-28
JP4297840B2 true JP4297840B2 (ja) 2009-07-15

Family

ID=35780517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004186812A Expired - Fee Related JP4297840B2 (ja) 2004-06-24 2004-06-24 円偏波ループアンテナ

Country Status (4)

Country Link
US (1) US7768467B2 (cg-RX-API-DMAC7.html)
JP (1) JP4297840B2 (cg-RX-API-DMAC7.html)
GB (1) GB2430557B (cg-RX-API-DMAC7.html)
WO (1) WO2006001180A1 (cg-RX-API-DMAC7.html)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5145077B2 (ja) * 2008-02-25 2013-02-13 パナソニック株式会社 無線装置
DE102009006211A1 (de) 2009-01-27 2010-07-29 Bayerische Motoren Werke Aktiengesellschaft Fahrdynamisches Steuerungs- oder Regelsystem eines zweispurigen Kraftfahrzeugs
DE102009011542A1 (de) * 2009-03-03 2010-09-09 Heinz Prof. Dr.-Ing. Lindenmeier Antenne für den Empfang zirkular in einer Drehrichtung der Polarisation ausgestrahlter Satellitenfunksignale
JP5493527B2 (ja) 2009-07-14 2014-05-14 セイコーエプソン株式会社 無線機能付き時計
EP2458679B1 (de) * 2009-09-10 2016-07-27 Delphi Delco Electronics Europe GmbH Antenne für den Empfang zirkular polarisierter Satellitenfunksignale
JP2011097431A (ja) 2009-10-30 2011-05-12 Seiko Epson Corp 腕装着型電子機器
GB201012923D0 (en) * 2010-07-30 2010-09-15 Sarantel Ltd An antenna
JP5965671B2 (ja) * 2012-03-01 2016-08-10 三省電機株式会社 カールアンテナ
JP2018201080A (ja) 2017-05-25 2018-12-20 富士通株式会社 アンテナ装置、及び、電子機器

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582951A (en) * 1968-06-10 1971-06-01 New Tronics Corp Helmet antenna
US4801944A (en) * 1987-10-13 1989-01-31 Madnick Peter A Antenna
JPH06268432A (ja) * 1993-03-10 1994-09-22 Hisamatsu Nakano 直線偏波用ループアンテナ
JPH0817289A (ja) 1994-07-04 1996-01-19 Tokai Rika Co Ltd スライドスイッチ
JP3431045B2 (ja) 1995-01-18 2003-07-28 久松 中野 円偏波ループアンテナ
IT1289333B1 (it) * 1996-06-21 1998-10-02 Alfa Accessori Antenna per la ricezione e la trasmissione in polarizzazione circolare
US6342856B1 (en) * 1998-01-13 2002-01-29 Mitsumi Electric Co., Ltd. Method of feeding flat antenna, and flat antenna
JP3420233B2 (ja) * 2001-11-28 2003-06-23 日本アンテナ株式会社 複合アンテナ
JP3739721B2 (ja) 2002-05-15 2006-01-25 古野電気株式会社 広角円偏波アンテナ
JP2004217907A (ja) * 2002-12-25 2004-08-05 Du Pont Toray Co Ltd ポリイミドフィルムおよびその製造方法

Also Published As

Publication number Publication date
US7768467B2 (en) 2010-08-03
US20080018547A1 (en) 2008-01-24
JP2006013798A (ja) 2006-01-12
GB2430557A (en) 2007-03-28
GB2430557B (en) 2009-03-04
GB2430557A9 (en) 2007-03-28
WO2006001180A1 (ja) 2006-01-05
GB0625823D0 (en) 2007-02-07

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