CH304752A - Rotatable antenna system for radars. - Google Patents

Rotatable antenna system for radars.

Info

Publication number
CH304752A
CH304752A CH304752DA CH304752A CH 304752 A CH304752 A CH 304752A CH 304752D A CH304752D A CH 304752DA CH 304752 A CH304752 A CH 304752A
Authority
CH
Switzerland
Prior art keywords
radars
antenna system
rotatable antenna
rotatable
antenna
Prior art date
Application number
Other languages
German (de)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH304752A publication Critical patent/CH304752A/en

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
CH304752D 1951-02-12 1952-02-11 Rotatable antenna system for radars. CH304752A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH304752A true CH304752A (en) 1955-01-31

Family

ID=19783448

Family Applications (1)

Application Number Title Priority Date Filing Date
CH304752D CH304752A (en) 1951-02-12 1952-02-11 Rotatable antenna system for radars.

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) NL82652C (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
DE943776C (en) 1956-06-01
NL82652C (en)
NL159215B (en)
FR1050730A (en) 1954-01-11
BE509143A (en)
GB690915A (en) 1953-04-29

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