BE509143A - - Google Patents

Info

Publication number
BE509143A
BE509143A BE509143DA BE509143A BE 509143 A BE509143 A BE 509143A BE 509143D A BE509143D A BE 509143DA BE 509143 A BE509143 A BE 509143A
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 BE509143A publication Critical patent/BE509143A/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
    • 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
BE509143D 1951-02-12 BE509143A (ja�@�@)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE509143A true BE509143A (ja�@�@)

Family

ID=19783448

Family Applications (1)

Application Number Title Priority Date Filing Date
BE509143D BE509143A (ja�@�@) 1951-02-12

Country Status (6)

Country Link
BE (1) BE509143A (ja�@�@)
CH (1) CH304752A (ja�@�@)
DE (1) DE943776C (ja�@�@)
FR (1) FR1050730A (ja�@�@)
GB (1) GB690915A (ja�@�@)
NL (2) NL82652C (ja�@�@)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1291750A (fr) * 1961-03-17 1962-04-27 Csf Antenne plate pour radar à impulsion unique

Also Published As

Publication number Publication date
GB690915A (en) 1953-04-29
CH304752A (de) 1955-01-31
NL82652C (ja�@�@)
DE943776C (de) 1956-06-01
FR1050730A (fr) 1954-01-11
NL159215B (nl)

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