JP2001518251A5 - - Google Patents

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Publication number
JP2001518251A5
JP2001518251A5 JP1998541773A JP54177398A JP2001518251A5 JP 2001518251 A5 JP2001518251 A5 JP 2001518251A5 JP 1998541773 A JP1998541773 A JP 1998541773A JP 54177398 A JP54177398 A JP 54177398A JP 2001518251 A5 JP2001518251 A5 JP 2001518251A5
Authority
JP
Japan
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.)
Pending
Application number
JP1998541773A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001518251A (ja
Filing date
Publication date
Priority claimed from US08/826,289 external-priority patent/US6184844B1/en
Application filed filed Critical
Publication of JP2001518251A publication Critical patent/JP2001518251A/ja
Publication of JP2001518251A5 publication Critical patent/JP2001518251A5/ja
Pending legal-status Critical Current

Links

JP54177398A 1997-03-27 1998-03-25 デュアルバンド結合セグメントのヘリカルアンテナ Pending JP2001518251A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/826,289 1997-03-27
US08/826,289 US6184844B1 (en) 1997-03-27 1997-03-27 Dual-band helical antenna
PCT/US1998/005869 WO1998044589A2 (en) 1997-03-27 1998-03-25 Dual-band helical antenna

Publications (2)

Publication Number Publication Date
JP2001518251A JP2001518251A (ja) 2001-10-09
JP2001518251A5 true JP2001518251A5 (enExample) 2005-11-10

Family

ID=25246157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP54177398A Pending JP2001518251A (ja) 1997-03-27 1998-03-25 デュアルバンド結合セグメントのヘリカルアンテナ

Country Status (12)

Country Link
US (1) US6184844B1 (enExample)
EP (1) EP0970539A2 (enExample)
JP (1) JP2001518251A (enExample)
KR (1) KR100802210B1 (enExample)
CN (1) CN1319211C (enExample)
AU (1) AU6869798A (enExample)
BR (1) BR9809565A (enExample)
CA (1) CA2285043C (enExample)
MY (1) MY121293A (enExample)
RU (1) RU2192077C2 (enExample)
TW (1) TW439325B (enExample)
WO (1) WO1998044589A2 (enExample)

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US6586859B2 (en) * 2000-04-05 2003-07-01 Sri International Electroactive polymer animated devices
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US6919859B2 (en) * 2003-09-09 2005-07-19 Pctel Antenna
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JP3988722B2 (ja) * 2003-12-19 2007-10-10 ソニー株式会社 アンテナ装置、無線装置および電子機器
US7091908B2 (en) * 2004-05-03 2006-08-15 Kyocera Wireless Corp. Printed monopole multi-band antenna
DE602004020748D1 (de) * 2004-06-11 2009-06-04 Ruag Aerospace Sweden Ab Wendelantenne aus vier Leitern
US7253787B2 (en) * 2004-11-25 2007-08-07 High Tech Computer, Corp. Helix antenna and method for manufacturing the same
TWI249265B (en) * 2005-01-27 2006-02-11 Univ Nat Taiwan Bifilar helical antenna
US9007275B2 (en) 2006-06-08 2015-04-14 Fractus, S.A. Distributed antenna system robust to human body loading effects
KR20100053536A (ko) 2007-06-29 2010-05-20 아트피셜 머슬, 인코퍼레이션 감각적 피드백을 부여하는 전기활성 고분자 변환기
CN101325284B (zh) * 2008-07-17 2012-02-08 圆刚科技股份有限公司 数字电视天线
CN101325286B (zh) * 2008-07-17 2011-12-07 圆刚科技股份有限公司 数字电视天线
CN102119467A (zh) 2008-08-04 2011-07-06 弗拉克托斯股份有限公司 无天线无线装置
WO2010015364A2 (en) 2008-08-04 2010-02-11 Fractus, S.A. Antennaless wireless device capable of operation in multiple frequency regions
EP2239793A1 (de) 2009-04-11 2010-10-13 Bayer MaterialScience AG Elektrisch schaltbarer Polymerfilmaufbau und dessen Verwendung
US8106846B2 (en) * 2009-05-01 2012-01-31 Applied Wireless Identifications Group, Inc. Compact circular polarized antenna
US8618998B2 (en) 2009-07-21 2013-12-31 Applied Wireless Identifications Group, Inc. Compact circular polarized antenna with cavity for additional devices
RU2400879C1 (ru) * 2009-10-12 2010-09-27 Открытое акционерное общество "Московское конструкторское бюро "Компас" Двухканальная двухдиапазонная квадрифилярная антенна
US9905932B2 (en) 2010-02-02 2018-02-27 Maxtena Multiband multifilar antenna
TWI542269B (zh) 2011-03-01 2016-07-11 拜耳材料科學股份有限公司 用於生產可變形聚合物裝置和薄膜的自動化生產方法
CN103703404A (zh) 2011-03-22 2014-04-02 拜耳知识产权有限责任公司 电活化聚合物致动器双凸透镜系统
GB201109000D0 (en) * 2011-05-24 2011-07-13 Sarantel Ltd A dielectricaly loaded antenna
RU2484561C1 (ru) * 2011-11-08 2013-06-10 Иван Иванович Азанов Полуволновая антенна с резонаторным питанием
EP2828901B1 (en) 2012-03-21 2017-01-04 Parker Hannifin Corporation Roll-to-roll manufacturing processes for producing self-healing electroactive polymer devices
US9761790B2 (en) 2012-06-18 2017-09-12 Parker-Hannifin Corporation Stretch frame for stretching process
US9379443B2 (en) 2012-07-16 2016-06-28 Fractus Antennas, S.L. Concentrated wireless device providing operability in multiple frequency regions
WO2014066576A1 (en) 2012-10-24 2014-05-01 Bayer Intellectual Property Gmbh Polymer diode
US9577348B2 (en) * 2015-05-21 2017-02-21 Nxp B.V. Combination antenna
US10965012B2 (en) * 2015-08-28 2021-03-30 Huawei Technologies Co., Ltd. Multi-filar helical antenna
US10700430B1 (en) 2016-12-04 2020-06-30 Maxtena, Inc. Parasitic multifilar multiband antenna
WO2018167353A1 (en) * 2017-03-17 2018-09-20 Bittium Wireless Oy Quadrifilar helical antenna for communicating in a plurality of different frequency bands
CN108155460B (zh) * 2017-11-30 2023-09-29 福州大学 一种双频全向耦合支节加载的螺旋天线及其制作方法
US10700428B2 (en) 2018-02-06 2020-06-30 Harris Solutions NY, Inc. Dual band octafilar antenna
FR3086107B1 (fr) * 2018-09-13 2021-12-24 Office National Detudes Et De Rech Aerospatiales Onera Antenne en segment de spirale
CN109509968B (zh) * 2018-12-07 2024-01-05 深圳市华信天线技术有限公司 一种平衡双频四臂螺旋天线
US10847881B2 (en) 2019-02-01 2020-11-24 Pc-Tel, Inc. Dual-band antenna with notched cross-polarization suppression
US11349218B2 (en) * 2019-06-13 2022-05-31 KYOCERA AVX Components (San Diego), Inc. Antenna assembly having a helical antenna disposed on a flexible substrate wrapped around a tube structure

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US4008479A (en) 1975-11-03 1977-02-15 Chu Associates, Inc. Dual-frequency circularly polarized spiral antenna for satellite navigation
US4148030A (en) 1977-06-13 1979-04-03 Rca Corporation Helical antennas
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US4349824A (en) * 1980-10-01 1982-09-14 The United States Of America As Represented By The Secretary Of The Navy Around-a-mast quadrifilar microstrip antenna
US4658262A (en) * 1985-02-19 1987-04-14 Duhamel Raymond H Dual polarized sinuous antennas
US4725845A (en) 1986-03-03 1988-02-16 Motorola, Inc. Retractable helical antenna
FR2624656B1 (fr) 1987-12-10 1990-05-18 Centre Nat Etd Spatiales Antenne de type helice et son procede de realisation
FR2654554B1 (fr) 1989-11-10 1992-07-31 France Etat Antenne en helice, quadrifilaire, resonnante bicouche.
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US5198831A (en) 1990-09-26 1993-03-30 501 Pronav International, Inc. Personal positioning satellite navigator with printed quadrifilar helical antenna
US5559524A (en) 1991-03-18 1996-09-24 Hitachi, Ltd. Antenna system including a plurality of meander conductors for a portable radio apparatus
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US5359340A (en) 1992-09-30 1994-10-25 Fujitsu Limited Helical antenna for portable radio communication equipment
US5485170A (en) 1993-05-10 1996-01-16 Amsc Subsidiary Corporation MSAT mast antenna with reduced frequency scanning
US5479180A (en) 1994-03-23 1995-12-26 The United States Of America As Represented By The Secretary Of The Army High power ultra broadband antenna
US5450093A (en) 1994-04-20 1995-09-12 The United States Of America As Represented By The Secretary Of The Navy Center-fed multifilar helix antenna
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US5581268A (en) 1995-08-03 1996-12-03 Globalstar L.P. Method and apparatus for increasing antenna efficiency for hand-held mobile satellite communications terminal
US5793338A (en) * 1995-08-09 1998-08-11 Qualcomm Incorporated Quadrifilar helix antenna and feed network
US5600341A (en) * 1995-08-21 1997-02-04 Motorola, Inc. Dual function antenna structure and a portable radio having same
US5828348A (en) 1995-09-22 1998-10-27 Qualcomm Incorporated Dual-band octafilar helix antenna
US5990847A (en) 1996-04-30 1999-11-23 Qualcomm Incorporated Coupled multi-segment helical antenna
US5872549A (en) 1996-04-30 1999-02-16 Trw Inc. Feed network for quadrifilar helix antenna
US5986620A (en) * 1996-07-31 1999-11-16 Qualcomm Incorporated Dual-band coupled segment helical antenna

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