ES2028820T3 - Antena de alta eficacia. - Google Patents

Antena de alta eficacia.

Info

Publication number
ES2028820T3
ES2028820T3 ES87105544T ES87105544T ES2028820T3 ES 2028820 T3 ES2028820 T3 ES 2028820T3 ES 87105544 T ES87105544 T ES 87105544T ES 87105544 T ES87105544 T ES 87105544T ES 2028820 T3 ES2028820 T3 ES 2028820T3
Authority
ES
Spain
Prior art keywords
reflector
fund
high efficiency
efficiency antenna
diffusing device
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
ES87105544T
Other languages
English (en)
Inventor
Eric Anglade
Serge Bichet
Ricardo Gutierrez
Regis Lenormand
Didier Rene
Daniel Venault
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.)
Alcatel Espace Industries SA
Original Assignee
Alcatel Espace Industries SA
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 Alcatel Espace Industries SA filed Critical Alcatel Espace Industries SA
Application granted granted Critical
Publication of ES2028820T3 publication Critical patent/ES2028820T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/18—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
    • H01Q19/185—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces wherein the surfaces are plane
    • 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

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

ANTENA DE ALTA EFICACIA QUE CONSTA DE UN REFLECTOR (11) CONSTITUIDO POR UN FONDO (8) Y PAREDES (9) DE DIRECCION PERPENDICULAR A ESTE FONDO Y DE FORMA CILINDRICA, EN EL INTERIOR DEL CUAL SE HALLA DISPUESTO UN DISPOSITIVO DIFUSOR (10) EN DIRECCION PERPENDICULAR A ESTE FONDO. EL DISPOSITIVO DIFUSOR (10) CONSTA AL MENOS DE UN HILO (21) ENROLLADO EN HELICE A UNO Y OTRO LADO DEL EJE DE SIMETRIA DEL REFLECTOR, QUE ES EL EJE DE DIFUSION ( ) DE DICHO DISPOSITIVO, ESTANDO CADA HILO CORTOCIRCUITADO AL REFLECTOR POR SU EXTREMO SITUADO A UN LADO DEL FONDO DE ESTE REFLECTOR (11) Y ALIMENTADO POR SU OTRO EXTREMO. DE ESPECIAL APLICACION EN EL CAMPO DE LAS ANTENAS RED.
ES87105544T 1986-04-15 1987-04-14 Antena de alta eficacia. Expired - Lifetime ES2028820T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8605359A FR2597267B1 (fr) 1986-04-15 1986-04-15 Antenne a haute efficacite

Publications (1)

Publication Number Publication Date
ES2028820T3 true ES2028820T3 (es) 1992-07-16

Family

ID=9334237

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87105544T Expired - Lifetime ES2028820T3 (es) 1986-04-15 1987-04-14 Antena de alta eficacia.

Country Status (4)

Country Link
EP (1) EP0241921B1 (es)
DE (1) DE3775812D1 (es)
ES (1) ES2028820T3 (es)
FR (1) FR2597267B1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2586675B2 (ja) * 1990-02-27 1997-03-05 国際電信電話株式会社 ４線巻ヘリカルアンテナ
GB2246910B (en) * 1990-08-02 1994-12-14 Polytechnic Electronics Plc A radio frequency antenna
GB9417450D0 (en) 1994-08-25 1994-10-19 Symmetricom Inc An antenna
GB9601250D0 (en) * 1996-01-23 1996-03-27 Symmetricom Inc An antenna
WO1998002936A1 (en) * 1996-07-16 1998-01-22 Qualcomm Incorporated Modified helical antenna
GB9813002D0 (en) 1998-06-16 1998-08-12 Symmetricom Inc An antenna
GB9828768D0 (en) 1998-12-29 1999-02-17 Symmetricom Inc An antenna
GB9902765D0 (en) 1999-02-08 1999-03-31 Symmetricom Inc An antenna
GB9912441D0 (en) 1999-05-27 1999-07-28 Symmetricon Inc An antenna

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4494117A (en) * 1982-07-19 1985-01-15 The United States Of America As Represented By The Secretary Of The Navy Dual sense, circularly polarized helical antenna
SE443691B (sv) * 1984-07-20 1986-03-03 Ericsson Telefon Ab L M Sendar-mottagarsystem i en satellit

Also Published As

Publication number Publication date
DE3775812D1 (de) 1992-02-20
EP0241921B1 (fr) 1992-01-08
FR2597267B1 (fr) 1988-07-22
FR2597267A1 (fr) 1987-10-16
EP0241921A1 (fr) 1987-10-21

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