BE466752A - - Google Patents

Info

Publication number
BE466752A
BE466752A BE466752DA BE466752A BE 466752 A BE466752 A BE 466752A BE 466752D A BE466752D A BE 466752DA BE 466752 A BE466752 A BE 466752A
Authority
BE
Belgium
Application number
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.)
Publication of BE466752A publication Critical patent/BE466752A/xx

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
    • H01Q19/12—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 wherein the surfaces are concave
    • H01Q19/13—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 wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
    • 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
    • H01Q19/12—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 wherein the surfaces are concave
    • H01Q19/13—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 wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
    • H01Q19/134—Rear-feeds; Splash plate feeds
BE466752D 1945-07-21 BE466752A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US606426A US2482158A (en) 1945-07-21 1945-07-21 Directive antenna system

Publications (1)

Publication Number Publication Date
BE466752A true BE466752A (enrdf_load_html_response)

Family

ID=24427922

Family Applications (1)

Application Number Title Priority Date Filing Date
BE466752D BE466752A (enrdf_load_html_response) 1945-07-21

Country Status (5)

Country Link
US (1) US2482158A (enrdf_load_html_response)
BE (1) BE466752A (enrdf_load_html_response)
CH (1) CH255580A (enrdf_load_html_response)
FR (1) FR930057A (enrdf_load_html_response)
GB (1) GB626311A (enrdf_load_html_response)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605415A (en) * 1945-09-14 1952-07-29 Samuel J Mason Parabolic reflector
US2846679A (en) * 1953-12-15 1958-08-05 Hughes Aircraft Co Beam forming antenna
US2829366A (en) * 1955-03-25 1958-04-01 Raytheon Mfg Co Antenna feed
US2893003A (en) * 1957-06-26 1959-06-30 James S Arnold Antenna feed
NL272285A (enrdf_load_html_response) * 1960-12-19
US3218643A (en) * 1961-03-01 1965-11-16 Peter W Hannan Double-reflector antenna with critical dimensioning to achieve minimum aperture blocking
NO864563L (no) * 1986-06-03 1987-12-04 Sintef Reflektorantenne med selvbaerende mateelement.
FR2600824B1 (fr) * 1986-06-25 1988-12-23 Coulet Gilbert Antenne a large bande pour hyperfrequences
GB9007976D0 (en) * 1990-04-09 1990-06-06 Marconi Electronic Devices Antenna arrangement
EP1004151B1 (en) * 1997-08-21 2006-12-13 Kildal Antenn Consulting AB Improved reflector antenna with a self-supported feed
US6522305B2 (en) 2000-02-25 2003-02-18 Andrew Corporation Microwave antennas

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1281752A (en) * 1918-05-11 1918-10-15 Gen Electric Floodlight-reflector.
FR527896A (fr) * 1920-12-04 1921-11-03 Gabriel Guinet Système de réflecteur parabolique pour chauffage et éclairage
US1973296A (en) * 1929-04-24 1934-09-11 Telefunken Gmbh Broadcasting system using ultrashort waves
US1857120A (en) * 1930-05-29 1932-05-03 Transom Frederick Projector lamp
DE694423C (de) * 1933-12-14 1940-08-01 Chem Fab Dr Hugo Stoltzenberg Atemschutzfilter mit mehreren loesbar hintereinandergeschalteten Einzelfiltern
US2083242A (en) * 1934-01-27 1937-06-08 Telefunken Gmbh Method of direction finding
US2206923A (en) * 1934-09-12 1940-07-09 American Telephone & Telegraph Short wave radio system
US2095083A (en) * 1934-11-17 1937-10-05 Telefunken Gmbh Directional antenna system
US2370053A (en) * 1940-12-31 1945-02-20 Rca Corp Directive antenna system
US2407057A (en) * 1942-01-23 1946-09-03 Rca Corp Antenna system
US2422184A (en) * 1944-01-15 1947-06-17 Bell Telephone Labor Inc Directional microwave antenna

Also Published As

Publication number Publication date
GB626311A (en) 1949-07-13
CH255580A (fr) 1948-06-30
FR930057A (fr) 1948-01-15
US2482158A (en) 1949-09-20

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