FR1050730A - Rotary aerial for radar devices - Google Patents

Rotary aerial for radar devices

Info

Publication number
FR1050730A
FR1050730A FR1050730DA FR1050730A FR 1050730 A FR1050730 A FR 1050730A FR 1050730D A FR1050730D A FR 1050730DA FR 1050730 A FR1050730 A FR 1050730A
Authority
FR
France
Prior art keywords
radar devices
rotary aerial
aerial
rotary
radar
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
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1050730A publication Critical patent/FR1050730A/en
Expired legal-status Critical Current

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
    • H01Q19/132—Horn reflector antennas; Off-set feeding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
FR1050730D 1951-02-12 1952-02-11 Rotary aerial for radar devices Expired FR1050730A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL304752X 1951-02-12

Publications (1)

Publication Number Publication Date
FR1050730A true FR1050730A (en) 1954-01-11

Family

ID=19783448

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1050730D Expired FR1050730A (en) 1951-02-12 1952-02-11 Rotary aerial for radar devices

Country Status (6)

Country Link
BE (1) BE509143A (en)
CH (1) CH304752A (en)
DE (1) DE943776C (en)
FR (1) FR1050730A (en)
GB (1) GB690915A (en)
NL (2) NL159215B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1291750A (en) * 1961-03-17 1962-04-27 Csf Flat antenna for single pulse radar

Also Published As

Publication number Publication date
NL159215B (en)
BE509143A (en)
GB690915A (en) 1953-04-29
DE943776C (en) 1956-06-01
NL82652C (en)
CH304752A (en) 1955-01-31

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