DE2965766D1 - Sheet antenna composed of two circular rings - Google Patents

Sheet antenna composed of two circular rings

Info

Publication number
DE2965766D1
DE2965766D1 DE7979400907T DE2965766T DE2965766D1 DE 2965766 D1 DE2965766 D1 DE 2965766D1 DE 7979400907 T DE7979400907 T DE 7979400907T DE 2965766 T DE2965766 T DE 2965766T DE 2965766 D1 DE2965766 D1 DE 2965766D1
Authority
DE
Germany
Prior art keywords
axis
slit
rings
ring
circular rings
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
Application number
DE7979400907T
Other languages
English (en)
Inventor
Henri Albert Paul Havot
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE2965766D1 publication Critical patent/DE2965766D1/de
Expired legal-status Critical Current

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
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • 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
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/10—Resonant slot antennas
    • 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
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Waveguide Aerials (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
DE7979400907T 1978-11-27 1979-11-23 Sheet antenna composed of two circular rings Expired DE2965766D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7834424A FR2442520A1 (fr) 1978-11-27 1978-11-27 Antenne en plaques a double boucles circulaires

Publications (1)

Publication Number Publication Date
DE2965766D1 true DE2965766D1 (en) 1983-07-28

Family

ID=9215772

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979400907T Expired DE2965766D1 (en) 1978-11-27 1979-11-23 Sheet antenna composed of two circular rings

Country Status (5)

Country Link
US (1) US4443805A (de)
EP (1) EP0012645B1 (de)
AT (1) ATE3923T1 (de)
DE (1) DE2965766D1 (de)
FR (1) FR2442520A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2113476B (en) * 1982-01-15 1985-07-03 Marconi Co Ltd Antenna arrangement
US4479127A (en) * 1982-08-30 1984-10-23 Gte Products Corporation Bi-loop antenna system
FR2556510B1 (fr) * 1983-12-13 1986-08-01 Thomson Csf Antenne periodique plane
EP0184235A1 (de) * 1984-11-08 1986-06-11 Koninklijke Philips Electronics N.V. VOR-Antenne in einem Radionavigationssystem
WO1988009065A1 (en) * 1987-05-08 1988-11-17 Darrell Coleman Broad frequency range aerial
GB9222213D0 (en) * 1992-10-22 1992-12-02 Pilkington Glass Ltd Translucent article having induction loop antenna
US5872546A (en) * 1995-09-27 1999-02-16 Ntt Mobile Communications Network Inc. Broadband antenna using a semicircular radiator
US6259416B1 (en) 1997-04-09 2001-07-10 Superpass Company Inc. Wideband slot-loop antennas for wireless communication systems
FR2775127A1 (fr) * 1998-02-17 1999-08-20 Tekelec Temex Antenne en plaque
FR2775128B1 (fr) * 1998-02-19 2000-05-05 Henri Havot Antenne miniaturisee
FR2779011B1 (fr) * 1998-05-19 2000-09-15 Henri Havot Antenne en plaques a double boucles circulaires excitees par capacite
US20100207831A1 (en) * 2009-02-18 2010-08-19 Wu Huei-Chi Loop Dipole Antenna Module
JP4952835B2 (ja) * 2009-11-20 2012-06-13 株式会社デンソー 変形折返しダイポールアンテナ及びそのインピーダンス調整方法、アンテナ装置
RU2465696C1 (ru) * 2011-09-13 2012-10-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Мурманский государственный технический университет" (ФГБОУ ВПО "МГТУ") Вибратор горизонтальный укороченный повышенной диапазонности

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE472157A (de) * 1945-08-13
US2935747A (en) * 1956-03-05 1960-05-03 Rca Corp Broadband antenna system
GB853472A (en) * 1956-04-07 1960-11-09 Emi Ltd Improvements in or relating to aerials
JPS5119948B1 (de) * 1970-11-21 1976-06-21
NL7300260A (de) * 1972-01-10 1973-07-12
FR2279233A1 (fr) * 1974-07-18 1976-02-13 France Etat Doublet replie epais raccourci
FR2298200A1 (fr) * 1975-01-17 1976-08-13 France Etat Doublet replie epais accordable dans une bande de frequence de deux octaves
FR2311422A1 (fr) * 1975-05-15 1976-12-10 France Etat Doublet replie en plaques

Also Published As

Publication number Publication date
US4443805A (en) 1984-04-17
ATE3923T1 (de) 1983-07-15
EP0012645B1 (de) 1983-06-22
EP0012645A1 (de) 1980-06-25
FR2442520B1 (de) 1983-02-25
FR2442520A1 (fr) 1980-06-20

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee