DE60003157D1 - Wendelantenne für frequenzen über 200 mhz - Google Patents

Wendelantenne für frequenzen über 200 mhz

Info

Publication number
DE60003157D1
DE60003157D1 DE60003157T DE60003157T DE60003157D1 DE 60003157 D1 DE60003157 D1 DE 60003157D1 DE 60003157 T DE60003157 T DE 60003157T DE 60003157 T DE60003157 T DE 60003157T DE 60003157 D1 DE60003157 D1 DE 60003157D1
Authority
DE
Germany
Prior art keywords
core
feeder
mhz
dielectric constant
relative dielectric
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
Application number
DE60003157T
Other languages
English (en)
Other versions
DE60003157T2 (de
Inventor
Paul Leisten
Costas Vardaxoglou
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.)
Sarantel Ltd
Original Assignee
Sarantel 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 Sarantel Ltd filed Critical Sarantel Ltd
Application granted granted Critical
Publication of DE60003157D1 publication Critical patent/DE60003157D1/de
Publication of DE60003157T2 publication Critical patent/DE60003157T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08Helical antennas
DE60003157T 1999-02-08 2000-02-03 Wendelantenne für frequenzen über 200 mhz Expired - Lifetime DE60003157T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9902765 1999-02-08
GBGB9902765.8A GB9902765D0 (en) 1999-02-08 1999-02-08 An antenna
PCT/GB2000/000328 WO2000048268A1 (en) 1999-02-08 2000-02-03 Helical antenna for frequencies in excess of 200 mhz

Publications (2)

Publication Number Publication Date
DE60003157D1 true DE60003157D1 (de) 2003-07-10
DE60003157T2 DE60003157T2 (de) 2004-04-01

Family

ID=10847319

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60003157T Expired - Lifetime DE60003157T2 (de) 1999-02-08 2000-02-03 Wendelantenne für frequenzen über 200 mhz

Country Status (10)

Country Link
US (1) US6369776B1 (de)
EP (1) EP1153458B1 (de)
JP (1) JP4159749B2 (de)
KR (1) KR100667216B1 (de)
CN (1) CN1189980C (de)
AT (1) ATE242551T1 (de)
AU (1) AU2308200A (de)
DE (1) DE60003157T2 (de)
GB (2) GB9902765D0 (de)
WO (1) WO2000048268A1 (de)

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US6965226B2 (en) 2000-09-05 2005-11-15 Cascade Microtech, Inc. Chuck for holding a device under test
DE10143173A1 (de) 2000-12-04 2002-06-06 Cascade Microtech Inc Wafersonde
WO2003052435A1 (en) 2001-08-21 2003-06-26 Cascade Microtech, Inc. Membrane probing system
US7492172B2 (en) 2003-05-23 2009-02-17 Cascade Microtech, Inc. Chuck for holding a device under test
US7057404B2 (en) 2003-05-23 2006-06-06 Sharp Laboratories Of America, Inc. Shielded probe for testing a device under test
US7250626B2 (en) 2003-10-22 2007-07-31 Cascade Microtech, Inc. Probe testing structure
US7187188B2 (en) 2003-12-24 2007-03-06 Cascade Microtech, Inc. Chuck with integrated wafer support
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JP2008512680A (ja) 2004-09-13 2008-04-24 カスケード マイクロテック インコーポレイテッド 両面プロービング構造体
GB0422179D0 (en) 2004-10-06 2004-11-03 Sarantel Ltd Antenna feed structure
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US7656172B2 (en) 2005-01-31 2010-02-02 Cascade Microtech, Inc. System for testing semiconductors
US7535247B2 (en) 2005-01-31 2009-05-19 Cascade Microtech, Inc. Interface for testing semiconductors
US7439934B2 (en) * 2005-06-21 2008-10-21 Sarantel Limited Antenna and an antenna feed structure
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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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GB2444750B (en) * 2006-12-14 2010-04-21 Sarantel Ltd An antenna arrangement
GB2444749B (en) * 2006-12-14 2009-11-18 Sarantel Ltd A radio communication system
GB2449837B (en) * 2006-12-20 2011-09-07 Sarantel Ltd A dielectrically-loaded antenna
GB0700276D0 (en) * 2007-01-08 2007-02-14 Sarantel Ltd A dielectrically-loaded antenna
KR100881281B1 (ko) * 2007-03-13 2009-02-03 (주)액테나 정사각형 쿼드리필러 나선형 안테나 구조
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US8866696B2 (en) * 2007-12-17 2014-10-21 Armen E. Kazanchian Antenna with integrated RF module
GB0808661D0 (en) * 2008-05-13 2008-06-18 Sarantel Ltd A dielectrically-loaded antenna
US8089421B2 (en) * 2008-01-08 2012-01-03 Sarantel Limited Dielectrically loaded antenna
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US7888957B2 (en) 2008-10-06 2011-02-15 Cascade Microtech, Inc. Probing apparatus with impedance optimized interface
WO2010059794A2 (en) * 2008-11-20 2010-05-27 Armen Kazanchian Antenna with integrated rf module
WO2010059247A2 (en) 2008-11-21 2010-05-27 Cascade Microtech, Inc. Replaceable coupon for a probing apparatus
US8319503B2 (en) 2008-11-24 2012-11-27 Cascade Microtech, Inc. Test apparatus for measuring a characteristic of a device under test
GB0904307D0 (en) 2009-03-12 2009-04-22 Sarantel Ltd A dielectrically-loaded antenna
CN102349194A (zh) 2009-03-12 2012-02-08 萨恩特尔有限公司 一种电介质负载天线
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
US8618998B2 (en) 2009-07-21 2013-12-31 Applied Wireless Identifications Group, Inc. Compact circular polarized antenna with cavity for additional devices
GB201108016D0 (en) 2011-05-13 2011-06-29 Sarantel Ltd An antenna and a method of manufacture thereof
GB201109000D0 (en) 2011-05-24 2011-07-13 Sarantel Ltd A dielectricaly loaded antenna
CN103138038B (zh) * 2013-02-26 2015-05-27 北京空间飞行器总体设计部 一种测控天线的阻抗匹配方法
CN109643855B (zh) * 2017-06-30 2020-06-26 华为技术有限公司 多频段天线的天馈组件和多频段天线
CN110739539A (zh) * 2019-10-12 2020-01-31 南京理工大学 一种240.5MHz~242.5MHz的电小天线
KR102145818B1 (ko) 2020-05-15 2020-08-21 (주)세명 고주파 능동형 안테나
CN113588305B (zh) * 2021-07-13 2022-03-29 华中科技大学 一种用于微波辅助稳态预混燃烧研究的装置
CN116345149B (zh) * 2023-05-29 2023-09-26 中国铁道科学研究院集团有限公司通信信号研究所 一种超宽带高隔离度5g车载天线及通信系统

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Also Published As

Publication number Publication date
CN1189980C (zh) 2005-02-16
CN1340225A (zh) 2002-03-13
JP4159749B2 (ja) 2008-10-01
GB9902765D0 (en) 1999-03-31
EP1153458A1 (de) 2001-11-14
ATE242551T1 (de) 2003-06-15
DE60003157T2 (de) 2004-04-01
GB0120431D0 (en) 2001-10-17
JP2002536940A (ja) 2002-10-29
WO2000048268A1 (en) 2000-08-17
GB2367429B (en) 2003-08-20
GB2367429A (en) 2002-04-03
KR100667216B1 (ko) 2007-01-12
EP1153458B1 (de) 2003-06-04
KR20010101766A (ko) 2001-11-14
US6369776B1 (en) 2002-04-09
AU2308200A (en) 2000-08-29

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