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IL70305A - Coaxial dipole antenna - Google Patents

Coaxial dipole antenna

Info

Publication number
IL70305A
IL70305A IL70305A IL7030583A IL70305A IL 70305 A IL70305 A IL 70305A IL 70305 A IL70305 A IL 70305A IL 7030583 A IL7030583 A IL 7030583A IL 70305 A IL70305 A IL 70305A
Authority
IL
Israel
Prior art keywords
dipole antenna
coaxial dipole
coaxial
antenna
dipole
Prior art date
Application number
IL70305A
Other languages
English (en)
Other versions
IL70305A0 (en
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of IL70305A0 publication Critical patent/IL70305A0/xx
Publication of IL70305A publication Critical patent/IL70305A/xx

Links

Classifications

    • 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
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/32—Vertical arrangement of element
    • 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
IL70305A 1982-12-22 1983-11-23 Coaxial dipole antenna IL70305A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/452,167 US4504834A (en) 1982-12-22 1982-12-22 Coaxial dipole antenna with extended effective aperture

Publications (2)

Publication Number Publication Date
IL70305A0 IL70305A0 (en) 1984-02-29
IL70305A true IL70305A (en) 1987-01-30

Family

ID=23795340

Family Applications (1)

Application Number Title Priority Date Filing Date
IL70305A IL70305A (en) 1982-12-22 1983-11-23 Coaxial dipole antenna

Country Status (8)

Country Link
US (1) US4504834A (xx)
EP (1) EP0130198A1 (xx)
KR (1) KR920005102B1 (xx)
CA (1) CA1211210A (xx)
ES (1) ES528339A0 (xx)
IL (1) IL70305A (xx)
MX (1) MX155886A (xx)
WO (1) WO1984002614A1 (xx)

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JPS61176202A (ja) * 1985-01-31 1986-08-07 Harada Kogyo Kk 広帯域極超短波用小型アンテナ
US4730195A (en) * 1985-07-01 1988-03-08 Motorola, Inc. Shortened wideband decoupled sleeve dipole antenna
JP3457351B2 (ja) * 1992-09-30 2003-10-14 株式会社東芝 携帯無線装置
US5748154A (en) * 1992-09-30 1998-05-05 Fujitsu Limited Miniature antenna for portable radio communication equipment
DE69326221T2 (de) * 1992-12-09 2000-05-11 Matsushita Electric Industrial Co., Ltd. Antenne für ein mobiles Kommunikationssystem
US5617105A (en) * 1993-09-29 1997-04-01 Ntt Mobile Communications Network, Inc. Antenna equipment
US5821907A (en) * 1996-03-05 1998-10-13 Research In Motion Limited Antenna for a radio telecommunications device
US5812097A (en) * 1996-04-30 1998-09-22 Qualcomm Incorporated Dual band antenna
DE19781979T1 (de) * 1996-09-05 1999-11-11 Ericsson Inc Zweiband-Koaxialantenne
GB2327813A (en) * 1997-07-31 1999-02-03 Northern Telecom Ltd A dual resonant antenna
US5977931A (en) * 1997-07-15 1999-11-02 Antenex, Inc. Low visibility radio antenna with dual polarization
JP3655483B2 (ja) * 1999-02-26 2005-06-02 株式会社東芝 アンテナ装置及びこれを用いた無線機
US6320549B1 (en) * 1999-03-31 2001-11-20 Qualcomm Inc. Compact dual mode integrated antenna system for terrestrial cellular and satellite telecommunications
EP2083475A1 (en) * 1999-09-20 2009-07-29 Fractus, S.A. Multilevel antennae
DK1227545T3 (da) 1999-10-26 2003-10-27 Fractus Sa Interlacede flerbåndsantennearrangementer
US7245196B1 (en) 2000-01-19 2007-07-17 Fractus, S.A. Fractal and space-filling transmission lines, resonators, filters and passive network elements
EP1258054B1 (en) 2000-01-19 2005-08-17 Fractus, S.A. Space-filling miniature antennas
US6991528B2 (en) * 2000-02-17 2006-01-31 Applied Materials, Inc. Conductive polishing article for electrochemical mechanical polishing
US6329951B1 (en) * 2000-04-05 2001-12-11 Research In Motion Limited Electrically connected multi-feed antenna system
DE60037142T2 (de) * 2000-04-19 2008-09-18 Advanced Automotive Antennas, S.L. Fortschrittliche mehrebenenantenne fuer kraftfahrzeuge
US7511675B2 (en) * 2000-10-26 2009-03-31 Advanced Automotive Antennas, S.L. Antenna system for a motor vehicle
WO2002063714A1 (en) 2001-02-07 2002-08-15 Fractus, S.A. Miniature broadband ring-like microstrip patch antenna
CA2381043C (en) * 2001-04-12 2005-08-23 Research In Motion Limited Multiple-element antenna
EP1380069B1 (en) * 2001-04-16 2007-06-06 Fractus, S.A. Dual-band dual-polarized antenna array
US6421030B1 (en) * 2001-05-01 2002-07-16 Rockwell Collins, Inc. Method and system for mechanically and electrically coupling an antenna
US9755314B2 (en) 2001-10-16 2017-09-05 Fractus S.A. Loaded antenna
EP1436858A1 (en) 2001-10-16 2004-07-14 Fractus, S.A. Multiband antenna
ATE385054T1 (de) * 2001-10-16 2008-02-15 Fractus Sa Mehrfrequenz-mikrostreifen-patch-antenne mit parasitär gekoppelten elementen
JP2005506748A (ja) * 2001-10-16 2005-03-03 フラクトゥス，ソシエダ アノニマ 装荷アンテナ
ES2190749B1 (es) 2001-11-30 2004-06-16 Fractus, S.A Dispersores "chaff" multinivel y/o "space-filling", contra radar.
DE60329793D1 (de) * 2002-06-21 2009-12-03 Research In Motion Ltd Mehrfachelement-Antenne mit Parasitärkoppler
US6791500B2 (en) 2002-12-12 2004-09-14 Research In Motion Limited Antenna with near-field radiation control
CA2414718C (en) 2002-12-17 2005-11-22 Research In Motion Limited Dual mode antenna system for radio transceiver
KR200329764Y1 (ko) * 2003-01-18 2003-10-17 (주)에어링크테크놀로지 무선 데이터 통신용 슬리브 다이폴 안테나
RU2251766C2 (ru) * 2003-03-13 2005-05-10 Меженцев Александр Георгиевич Согласующее устройство для работы антенны на двух разных частотах
JP2004318466A (ja) * 2003-04-16 2004-11-11 Matsushita Electric Ind Co Ltd 商品券、商品券発行システム及び商品券利用システム
EP1478047B1 (en) 2003-05-14 2007-10-03 Research In Motion Limited Antenna with multiple-band patch and slot structures
EP1487051B1 (en) * 2003-06-12 2008-03-26 Research In Motion Limited Multiple-element antenna with electromagnetically coupled floating antenna element
CA2435900C (en) * 2003-07-24 2008-10-21 Research In Motion Limited Floating conductor pad for antenna performance stabilization and noise reduction
US20050052327A1 (en) * 2003-09-10 2005-03-10 Posluszny Jerry C. Folded antenna
US7209096B2 (en) * 2004-01-22 2007-04-24 Antenex, Inc. Low visibility dual band antenna with dual polarization
US7456792B2 (en) * 2004-02-26 2008-11-25 Fractus, S.A. Handset with electromagnetic bra
US7369089B2 (en) * 2004-05-13 2008-05-06 Research In Motion Limited Antenna with multiple-band patch and slot structures
RU2276436C2 (ru) * 2004-05-14 2006-05-10 Общество с ограниченной ответственностью Научно-производственный центр "Экопром" Антенное устройство
US20100227551A1 (en) * 2005-06-15 2010-09-09 Mark Volanthen Buoy supported underwater radio antenna
US20100227552A1 (en) * 2005-06-15 2010-09-09 Mark Volanthen Underwater radio antenna
US8738103B2 (en) 2006-07-18 2014-05-27 Fractus, S.A. Multiple-body-configuration multimedia and smartphone multifunction wireless devices
RU2012146939A (ru) * 2010-05-11 2014-05-10 Сони Корпорейшн Антенна в виде кобры
US8730084B2 (en) 2010-11-29 2014-05-20 King Abdulaziz City For Science And Technology Dual mode ground penetrating radar (GPR)
JP6164828B2 (ja) * 2012-12-11 2017-07-19 株式会社 オリエントマイクロウェーブ 手術器の位置検出システムおよび送信アンテナ
US9812754B2 (en) 2015-02-27 2017-11-07 Harris Corporation Devices with S-shaped balun segment and related methods
RU2592052C1 (ru) * 2015-05-21 2016-07-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Омский государственный технический университет" Малогабаритная перестраиваемая антенна

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US2492404A (en) * 1945-11-10 1949-12-27 Rca Corp Construction of ultra high frequency broad-band antennas
US2615131A (en) * 1946-09-12 1952-10-21 Rca Corp Antenna and matching circuit
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US2802210A (en) * 1949-08-19 1957-08-06 Telefunken Gmbh Tuned dipole type antenna
US2825756A (en) * 1951-11-15 1958-03-04 Gen Electric Automatic gain control of keyed automatic gain control amplifier
US2898590A (en) * 1953-03-25 1959-08-04 Johnson Co E F Multi-frequency antenna
US2828413A (en) * 1956-06-21 1958-03-25 Bell Telephone Labor Inc Self-contained antenna-radio system in which a split conductive container forms a dipole antenna
US3048845A (en) * 1959-04-21 1962-08-07 Telefunken Gmbh Mechanically rigid counterpoise structure
US3089140A (en) * 1959-07-22 1963-05-07 Monola Wilbert Multi-band antenna with end mounted loading section
US3438042A (en) * 1966-03-03 1969-04-08 Gen Dynamics Corp Center fed vertical dipole antenna
US3576578A (en) * 1967-11-30 1971-04-27 Sylvania Electric Prod Dipole antenna in which one radiating element is formed by outer conductors of two distinct transmission lines having different characteristic impedances
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US3961332A (en) * 1975-07-24 1976-06-01 Middlemark Marvin P Elongated television receiving antenna for indoor use
US4097870A (en) * 1976-09-13 1978-06-27 Shakespeare Company Active sleeve surrounding feed line for dipole antenna
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Also Published As

Publication number Publication date
KR840007321A (ko) 1984-12-06
CA1211210A (en) 1986-09-09
ES8501925A1 (es) 1984-12-01
MX155886A (es) 1988-01-06
WO1984002614A1 (en) 1984-07-05
US4504834A (en) 1985-03-12
EP0130198A1 (en) 1985-01-09
ES528339A0 (es) 1984-12-01
IL70305A0 (en) 1984-02-29
KR920005102B1 (ko) 1992-06-26

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Legal Events

Date Code Title Description
RH Patent void