FR1173344A - Antenne pour micro-ondes - Google Patents

Antenne pour micro-ondes

Info

Publication number
FR1173344A
FR1173344A FR1173344DA FR1173344A FR 1173344 A FR1173344 A FR 1173344A FR 1173344D A FR1173344D A FR 1173344DA FR 1173344 A FR1173344 A FR 1173344A
Authority
FR
France
Prior art keywords
microwave antenna
microwave
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
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.)
EK Cole Ltd
Original Assignee
EK Cole Ltd
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 EK Cole Ltd filed Critical EK Cole Ltd
Application granted granted Critical
Publication of FR1173344A publication Critical patent/FR1173344A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/14—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying the relative position of primary active element and a refracting or diffracting device
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/002—Antennas or antenna systems providing at least two radiating patterns providing at least two patterns of different beamwidth; Variable beamwidth antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/01—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the shape of the antenna or antenna system
FR1173344D 1956-03-27 1957-03-26 Antenne pour micro-ondes Expired FR1173344A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2884630X 1956-03-27

Publications (1)

Publication Number Publication Date
FR1173344A true FR1173344A (fr) 1959-02-24

Family

ID=10917137

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1173344D Expired FR1173344A (fr) 1956-03-27 1957-03-26 Antenne pour micro-ondes

Country Status (3)

Country Link
US (1) US2884630A (fr)
DE (1) DE1051918B (fr)
FR (1) FR1173344A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3402659A1 (de) * 1984-01-26 1985-08-01 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Reflektorantenne fuer den betrieb in mehreren frequenzbereichen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2790169A (en) * 1949-04-18 1957-04-23 Itt Antenna
US2570197A (en) * 1949-06-16 1951-10-09 John I Bohnert Dual purpose antenna
US2680810A (en) * 1952-02-12 1954-06-08 Us Army Microwave antenna system

Also Published As

Publication number Publication date
DE1051918B (de) 1959-03-05
US2884630A (en) 1959-04-28

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