FR1226301A - Structure perfectionnée d'antenne - Google Patents

Structure perfectionnée d'antenne

Info

Publication number
FR1226301A
FR1226301A FR796568A FR796568A FR1226301A FR 1226301 A FR1226301 A FR 1226301A FR 796568 A FR796568 A FR 796568A FR 796568 A FR796568 A FR 796568A FR 1226301 A FR1226301 A FR 1226301A
Authority
FR
France
Prior art keywords
antenna structure
advanced antenna
advanced
antenna
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
FR796568A
Other languages
English (en)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1226301A publication Critical patent/FR1226301A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
FR796568A 1958-06-04 1959-06-04 Structure perfectionnée d'antenne Expired FR1226301A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US739748A US2953786A (en) 1958-06-04 1958-06-04 Antenna for polarized propagation

Publications (1)

Publication Number Publication Date
FR1226301A true FR1226301A (fr) 1960-07-11

Family

ID=24973622

Family Applications (1)

Application Number Title Priority Date Filing Date
FR796568A Expired FR1226301A (fr) 1958-06-04 1959-06-04 Structure perfectionnée d'antenne

Country Status (4)

Country Link
US (1) US2953786A (fr)
DE (1) DE1093837B (fr)
FR (1) FR1226301A (fr)
GB (1) GB924145A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3015823A (en) * 1959-02-17 1962-01-02 Gen Electric Helical antenna null suppressor
US3230540A (en) * 1961-06-09 1966-01-18 Sumitomo Electric Industries Spaced helical radiating conductor insulatingly supported along the length of central conductor support
US3166724A (en) * 1961-11-24 1965-01-19 Philip J Allen Electrical frequency shifter utilizing faraday phase shifter and dual mode coupler with rotatable reflection dipole
US3449657A (en) * 1966-11-14 1969-06-10 Chevron Res Helical antenna for irradiating an earth formation penetrated by a borehole and method of using same
FR1550835A (fr) * 1967-01-12 1968-12-20
FR2091927B1 (fr) * 1970-05-06 1974-03-15 Dassault Electronique
US4442438A (en) * 1982-03-29 1984-04-10 Motorola, Inc. Helical antenna structure capable of resonating at two different frequencies
GB2206243A (en) * 1987-06-24 1988-12-29 Panorama Antennas Ltd Dual-frequency helical antenna
DE4121060A1 (de) * 1991-06-26 1993-01-14 Ant Nachrichtentech Querstrahlende wendelantenne mit koaxialer zuleitung
US5587719A (en) * 1994-02-04 1996-12-24 Orbital Sciences Corporation Axially arrayed helical antenna
US5600341A (en) * 1995-08-21 1997-02-04 Motorola, Inc. Dual function antenna structure and a portable radio having same
FR2751137B1 (fr) * 1996-07-10 1998-11-06 Centre Nat Etd Spatiales Dispositif d'emission a antenne omnidirectionnelle
US5977931A (en) 1997-07-15 1999-11-02 Antenex, Inc. Low visibility radio antenna with dual polarization
US6169523B1 (en) * 1999-01-13 2001-01-02 George Ploussios Electronically tuned helix radiator choke
US7209096B2 (en) * 2004-01-22 2007-04-24 Antenex, Inc. Low visibility dual band antenna with dual polarization
US8803749B2 (en) 2011-03-25 2014-08-12 Kwok Wa Leung Elliptically or circularly polarized dielectric block antenna
JP6529297B2 (ja) * 2015-03-20 2019-06-12 日本無線株式会社 偏波共用ヘリカルアンテナ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2619635A (en) * 1950-06-19 1952-11-25 Herman N Chait Arbitrarily polarized antenna system
BE517630A (fr) * 1952-02-13

Also Published As

Publication number Publication date
US2953786A (en) 1960-09-20
DE1093837B (de) 1960-12-01
GB924145A (en) 1963-04-24

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