JP4077197B2 - 少なくとも二つの共振周波数を有するループアンテナ - Google Patents

少なくとも二つの共振周波数を有するループアンテナ Download PDF

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Publication number
JP4077197B2
JP4077197B2 JP2001500367A JP2001500367A JP4077197B2 JP 4077197 B2 JP4077197 B2 JP 4077197B2 JP 2001500367 A JP2001500367 A JP 2001500367A JP 2001500367 A JP2001500367 A JP 2001500367A JP 4077197 B2 JP4077197 B2 JP 4077197B2
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Japan
Prior art keywords
antenna
elements
core
group
sleeve
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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
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JP2001500367A
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Japanese (ja)
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JP2003501852A5 (enExample
JP2003501852A (ja
Inventor
ポール レイスン，オリバー
ロイ ダウセット，マーク
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サランテル リミテッド
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Anticipated expiration legal-status Critical
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08—Helical antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
    • H01Q5/342—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
    • H01Q5/357—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using a single feed point
    • H01Q5/364—Creating multiple current paths
    • H01Q5/371—Branching current paths
    • 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

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Burglar Alarm Systems (AREA)
  • Support Of Aerials (AREA)
  • Waveguide Aerials (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Aerials With Secondary Devices (AREA)
JP2001500367A 1999-05-27 2000-05-24 少なくとも二つの共振周波数を有するループアンテナ Expired - Fee Related JP4077197B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9912441.4A GB9912441D0 (en) 1999-05-27 1999-05-27 An antenna
GB9912441.4 1999-05-27
PCT/GB2000/001983 WO2000074173A1 (en) 1999-05-27 2000-05-24 Loop antenna with at least two resonant frequencies

Publications (3)

Publication Number Publication Date
JP2003501852A JP2003501852A (ja) 2003-01-14
JP2003501852A5 JP2003501852A5 (enExample) 2006-01-05
JP4077197B2 true JP4077197B2 (ja) 2008-04-16

Family

ID=10854339

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001500367A Expired - Fee Related JP4077197B2 (ja) 1999-05-27 2000-05-24 少なくとも二つの共振周波数を有するループアンテナ

Country Status (14)

Country Link
US (1) US6300917B1 (enExample)
EP (1) EP1196963B1 (enExample)
JP (1) JP4077197B2 (enExample)
KR (1) KR100767329B1 (enExample)
CN (2) CN101043099B (enExample)
AT (1) ATE357750T1 (enExample)
AU (1) AU769570B2 (enExample)
BR (1) BR0010954A (enExample)
CA (1) CA2373941C (enExample)
DE (1) DE60034042T2 (enExample)
ES (1) ES2283301T3 (enExample)
GB (2) GB9912441D0 (enExample)
MX (1) MXPA01012163A (enExample)
WO (1) WO2000074173A1 (enExample)

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US7554509B2 (en) * 2006-08-25 2009-06-30 Inpaq Technology Co., Ltd. Column antenna apparatus and method for manufacturing the same
GB2442998B (en) * 2006-10-20 2010-01-06 Sarantel Ltd A dielectrically-loaded antenna
GB0623774D0 (en) 2006-11-28 2007-01-10 Sarantel Ltd An Antenna Assembly Including a Dielectrically Loaded Antenna
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GB2449837B (en) * 2006-12-20 2011-09-07 Sarantel Ltd A dielectrically-loaded antenna
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US8089421B2 (en) * 2008-01-08 2012-01-03 Sarantel Limited Dielectrically loaded antenna
US8799861B2 (en) * 2008-01-30 2014-08-05 Intuit Inc. Performance-testing a system with functional-test software and a transformation-accelerator
JP2012520594A (ja) * 2009-03-12 2012-09-06 サランテル リミテッド 誘電体装荷アンテナ
GB0904307D0 (en) * 2009-03-12 2009-04-22 Sarantel Ltd A dielectrically-loaded antenna
US8106846B2 (en) 2009-05-01 2012-01-31 Applied Wireless Identifications Group, Inc. Compact circular polarized antenna
US8456375B2 (en) * 2009-05-05 2013-06-04 Sarantel Limited Multifilar antenna
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US8618998B2 (en) 2009-07-21 2013-12-31 Applied Wireless Identifications Group, Inc. Compact circular polarized antenna with cavity for additional devices
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GB201108016D0 (en) 2011-05-13 2011-06-29 Sarantel Ltd An antenna and a method of manufacture thereof
FR3008550B1 (fr) * 2013-07-15 2015-08-21 Inst Mines Telecom Telecom Bretagne Antenne de type bouchon et structure antennaire et ensemble antennaire associes
US9837709B2 (en) * 2015-04-09 2017-12-05 Topcon Positioning Systems, Inc. Broadband helical antenna with cutoff pattern
CN105226388B (zh) * 2015-09-25 2021-11-16 陕西永诺信息科技有限公司 一种全频段导航天线
US9912039B2 (en) * 2015-10-23 2018-03-06 Te Connectivity Corporation Wireless communication device and antenna assembly
US10263335B2 (en) * 2017-09-11 2019-04-16 Apple Inc. Electronic device antennas having shared structures for near-field communications and non-near field communications
JP6914598B2 (ja) * 2017-10-03 2021-08-04 日本アンテナ株式会社 円偏波アンテナおよびダイバーシティ通信システム
US10700428B2 (en) 2018-02-06 2020-06-30 Harris Solutions NY, Inc. Dual band octafilar antenna
CN113131181B (zh) * 2019-12-30 2023-11-21 成都鼎桥通信技术有限公司 终端设备
CN116435785B (zh) * 2023-06-08 2023-09-08 广东工业大学 全向双圆极化螺旋天线及通信设备
CN116979246B (zh) * 2023-09-20 2023-12-19 浪潮(山东)计算机科技有限公司 一种通信天线及通信设备
WO2025109946A1 (ja) * 2023-11-24 2025-05-30 株式会社ヨコオ アンテナユニット及びアンテナ装置

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Also Published As

Publication number Publication date
CA2373941A1 (en) 2000-12-07
CA2373941C (en) 2008-01-22
CN101043099B (zh) 2012-06-27
CN1280946C (zh) 2006-10-18
DE60034042D1 (de) 2007-05-03
CN1354897A (zh) 2002-06-19
JP2003501852A (ja) 2003-01-14
CN101043099A (zh) 2007-09-26
GB9912441D0 (en) 1999-07-28
KR20020012236A (ko) 2002-02-15
ES2283301T3 (es) 2007-11-01
MXPA01012163A (es) 2003-06-30
AU769570B2 (en) 2004-01-29
WO2000074173A1 (en) 2000-12-07
DE60034042T2 (de) 2007-12-06
AU5087000A (en) 2000-12-18
US6300917B1 (en) 2001-10-09
ATE357750T1 (de) 2007-04-15
GB2351850A (en) 2001-01-10
KR100767329B1 (ko) 2007-10-17
EP1196963B1 (en) 2007-03-21
GB2351850B (en) 2003-08-27
BR0010954A (pt) 2002-03-26
EP1196963A1 (en) 2002-04-17
GB0012658D0 (en) 2000-07-12

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