ES172124A1 - Mejoras en antenas - Google Patents

Mejoras en antenas

Info

Publication number
ES172124A1
ES172124A1 ES0172124A ES172124A ES172124A1 ES 172124 A1 ES172124 A1 ES 172124A1 ES 0172124 A ES0172124 A ES 0172124A ES 172124 A ES172124 A ES 172124A ES 172124 A1 ES172124 A1 ES 172124A1
Authority
ES
Spain
Prior art keywords
elements
irradiator
antennas
essentially
essentially symmetrical
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
ES0172124A
Other languages
English (en)
Spanish (es)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana 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 Espana SA filed Critical Alcatel Espana SA
Publication of ES172124A1 publication Critical patent/ES172124A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic

Landscapes

  • Waveguide Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
ES0172124A 1945-01-27 1946-01-10 Mejoras en antenas Expired ES172124A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US574879A US2465379A (en) 1945-01-27 1945-01-27 Antenna unit

Publications (1)

Publication Number Publication Date
ES172124A1 true ES172124A1 (es) 1946-02-16

Family

ID=24298024

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0172124A Expired ES172124A1 (es) 1945-01-27 1946-01-10 Mejoras en antenas

Country Status (3)

Country Link
US (1) US2465379A (fr)
ES (1) ES172124A1 (fr)
FR (1) FR920587A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2615134A (en) * 1946-01-09 1952-10-21 Rca Corp Antenna
US2539433A (en) * 1948-03-20 1951-01-30 Int Standard Electric Corp Circularly polarized antenna
BE488516A (fr) * 1948-04-16
US2861266A (en) * 1951-02-05 1958-11-18 Alford Andrew Localizer antenna system
US2688081A (en) * 1951-11-26 1954-08-31 Rca Corp Antenna system
US3683389A (en) * 1971-01-20 1972-08-08 Corning Glass Works Omnidirectional loop antenna array
EP0184235A1 (fr) * 1984-11-08 1986-06-11 Koninklijke Philips Electronics N.V. Antenne de radionavigation dans un système VOR
US6437750B1 (en) * 1999-09-09 2002-08-20 University Of Kentucky Research Foundation Electrically-small low Q radiator structure and method of producing EM waves therewith
US6940465B2 (en) * 2003-05-08 2005-09-06 Kathrein-Werke Kg Dual-polarized dipole antenna element
WO2005070022A2 (fr) * 2004-01-22 2005-08-04 Hans Gregory Schantz Appareil et systeme d'antenne electromagnetique a large bande
DE102008002587A1 (de) * 2008-06-23 2009-12-24 Biotronik Crm Patent Ag Patientengerät mit einer Antennenanordnung mit Polarisationsdiversität
US9899746B2 (en) * 2013-12-14 2018-02-20 The Charles Stark Draper Laboratory, Inc. Electronically steerable single helix/spiral antenna

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1841654A (en) * 1925-10-01 1932-01-19 Drahtlose Telegraphie Gmbh Short wave transmission
US1892221A (en) * 1928-02-18 1932-12-27 Telefunken Gmbh Polarization diversity reception
US2210066A (en) * 1936-07-10 1940-08-06 Emi Ltd Aerial and feeder system for use in high frequency signaling systems
US2193859A (en) * 1936-11-28 1940-03-19 Telefunken Gmbh Ultra short wave antenna
US2282030A (en) * 1937-09-17 1942-05-05 Int Standard Electric Corp System of guiding vehicles
US2207781A (en) * 1938-05-28 1940-07-16 Rca Corp Ultra high frequency antenna
US2201857A (en) * 1938-12-29 1940-05-21 Gen Electric Antenna
NL64189C (fr) * 1939-04-26
US2291450A (en) * 1939-12-28 1942-07-28 Hazeltine Corp Antenna system
US2256619A (en) * 1940-06-01 1941-09-23 Rca Corp Directional antenna
US2391026A (en) * 1943-11-15 1945-12-18 Standard Telephones Cables Ltd Shielded loop antenna
US2425585A (en) * 1943-12-13 1947-08-12 Hazeltine Research Inc Wave-signal antenna

Also Published As

Publication number Publication date
FR920587A (fr) 1947-04-11
US2465379A (en) 1949-03-29

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