PT94909A - Dispositivo de antenas espirais aperfeicoado - Google Patents

Dispositivo de antenas espirais aperfeicoado Download PDF

Info

Publication number
PT94909A
PT94909A PT94909A PT9490990A PT94909A PT 94909 A PT94909 A PT 94909A PT 94909 A PT94909 A PT 94909A PT 9490990 A PT9490990 A PT 9490990A PT 94909 A PT94909 A PT 94909A
Authority
PT
Portugal
Prior art keywords
spiral
improved arrangement
spiral antennas
radiating elements
antennas
Prior art date
Application number
PT94909A
Other languages
English (en)
Other versions
PT94909B (pt
Inventor
Laurent Maury
Original Assignee
Dassault Electronique
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 Dassault Electronique filed Critical Dassault Electronique
Publication of PT94909A publication Critical patent/PT94909A/pt
Publication of PT94909B publication Critical patent/PT94909B/pt

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
    • H01Q9/26—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
    • H01Q9/27—Spiral antennas
    • 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
    • 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
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
PT94909A 1989-08-03 1990-08-03 Dispositivo de antenas espirais aperfeicoado PT94909B (pt)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
FR8910493A FR2751470B1 (fr) 1989-08-03 1989-08-03 Dispositif d'antennes spirales perfectionne
BE9000779A BE1011665A5 (fr) 1989-08-03 1990-08-09 Dispositif d'antennes spirales perfectionné
CA002023210A CA2023210C (fr) 1989-08-03 1990-08-14 Dispositif d'antennes spirales
GB9018069A GB2316231B (en) 1989-08-03 1990-08-17 Improved device incorporating spiral antennas
DE4032891A DE4032891C2 (de) 1989-08-03 1990-10-17 Breitband-Antennenanordnung
IT06778990A IT1283982B1 (it) 1989-08-03 1990-10-17 Dispositivo di antenne a spirali perfezionato
US08/999,827 US6166708A (en) 1989-08-03 1992-09-03 Apparatus perfected arrangement of spiral antennas

Publications (2)

Publication Number Publication Date
PT94909A true PT94909A (pt) 1998-08-31
PT94909B PT94909B (pt) 2000-03-31

Family

ID=27560817

Family Applications (1)

Application Number Title Priority Date Filing Date
PT94909A PT94909B (pt) 1989-08-03 1990-08-03 Dispositivo de antenas espirais aperfeicoado

Country Status (10)

Country Link
US (1) US6166708A (pt)
BE (1) BE1011665A5 (pt)
CA (1) CA2023210C (pt)
DE (1) DE4032891C2 (pt)
FR (1) FR2751470B1 (pt)
GB (1) GB2316231B (pt)
IT (1) IT1283982B1 (pt)
NL (1) NL194817C (pt)
PT (1) PT94909B (pt)
SE (1) SE510274C2 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7283101B2 (en) * 2003-06-26 2007-10-16 Andrew Corporation Antenna element, feed probe; dielectric spacer, antenna and method of communicating with a plurality of devices
DE202007017628U1 (de) * 2007-12-14 2008-05-21 Kyrian, Volkmar Gerät zum Schutz von Menschen gegen die negativen Einwirkungen elektronischer Geräte und elektrischer Leitungen und Kabel
TWM421612U (en) * 2011-06-14 2012-01-21 Unictron Technologies Corp Curly broadband antenna apparatus
FR2986913B1 (fr) * 2012-02-14 2014-02-28 France Etat Antenne large bande et procede d'augmentation de la bande passante d'une antenne spirale plane
DE102013004774B3 (de) * 2013-03-20 2014-09-25 Cetecom Gmbh Zirkular polarisierte Breitbandantenne und Anordnung derselben in einem reflektionsarmen Raum
US10923825B2 (en) * 2017-07-12 2021-02-16 Src, Inc. Spiral antenna system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2977594A (en) * 1958-08-14 1961-03-28 Arthur E Marston Spiral doublet antenna
US2953781A (en) * 1959-11-30 1960-09-20 John R Donnellan Polarization diversity with flat spiral antennas
US3241148A (en) * 1960-04-04 1966-03-15 Mcdonnell Aircraft Corp End loaded planar spiral antenna
US3787871A (en) * 1971-03-03 1974-01-22 Us Navy Terminator for spiral antenna
US3820117A (en) * 1972-12-26 1974-06-25 Bendix Corp Frequency extension of circularly polarized antenna
US4087821A (en) * 1976-07-14 1978-05-02 Harris Corporation Polarization controllable lens
US4114164A (en) * 1976-12-17 1978-09-12 Transco Products, Inc. Broadband spiral antenna
FR2474770A2 (fr) * 1978-12-27 1981-07-31 Thomson Csf Antenne commune pour radar primaire et radar secondaire
US4387379A (en) * 1980-10-14 1983-06-07 Raytheon Company Radio frequency antenna
JPS58134511A (ja) * 1982-02-04 1983-08-10 Mitsubishi Electric Corp スパイラルアレ−アンテナ
US4525720A (en) * 1982-10-15 1985-06-25 The United States Of America As Represented By The Secretary Of The Navy Integrated spiral antenna and printed circuit balun

Also Published As

Publication number Publication date
GB9018069D0 (en) 1998-01-07
GB2316231A (en) 1998-02-18
DE4032891C2 (de) 1999-04-22
SE9002555L (sv) 1997-12-16
NL194817C (nl) 2003-03-04
CA2023210C (fr) 1999-11-16
GB2316231B (en) 1998-07-01
FR2751470B1 (fr) 1999-02-19
NL194817B (nl) 2002-11-01
US6166708A (en) 2000-12-26
FR2751470A1 (fr) 1998-01-23
SE9002555D0 (sv) 1990-08-02
SE510274C2 (sv) 1999-05-10
NL9001759A (nl) 1998-01-05
IT9067789A1 (it) 1992-04-17
IT1283982B1 (it) 1998-05-07
DE4032891A1 (de) 1998-05-28
CA2023210A1 (fr) 1998-06-06
BE1011665A5 (fr) 1999-12-07
IT9067789A0 (pt) 1990-10-17
PT94909B (pt) 2000-03-31

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19980316

FG3A Patent granted, date of granting

Effective date: 19991222

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20030630