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CH212948A - Directional antenna. - Google Patents

Directional antenna.

Info

Publication number
CH212948A
CH212948A CH212948DA CH212948A CH 212948 A CH212948 A CH 212948A CH 212948D A CH212948D A CH 212948DA CH 212948 A CH212948 A CH 212948A
Authority
CH
Switzerland
Prior art keywords
directional antenna
directional
antenna
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellschaft C Lorenz
Original Assignee
Lorenz C Ag
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 Lorenz C Ag filed Critical Lorenz C Ag
Publication of CH212948A publication Critical patent/CH212948A/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/06Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • H01Q21/10Collinear arrangements of substantially straight elongated conductive units
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10Combinations 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10Combinations 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
    • H01Q19/12Combinations 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
    • H01Q19/17Combinations 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 comprising two or more radiating elements
CH212948D 1938-11-09 1939-09-22 Directional antenna. CH212948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE212948X 1938-11-09

Publications (1)

Publication Number Publication Date
CH212948A true CH212948A (en) 1940-12-31

Family

ID=5810745

Family Applications (1)

Application Number Title Priority Date Filing Date
CH212948D CH212948A (en) 1938-11-09 1939-09-22 Directional antenna.

Country Status (3)

Country Link
US (1) US2283081A (en)
CH (1) CH212948A (en)
FR (1) FR868418A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511974A (en) * 1950-06-20 Hangar tent
US2706779A (en) * 1952-03-14 1955-04-19 Bell Telephone Labor Inc High gain antenna
JPS56160102A (en) * 1980-05-13 1981-12-09 Koki Tanaka Folded antenna using coaxial line
WO2007072710A1 (en) * 2005-12-21 2007-06-28 Matsushita Electric Industrial Co., Ltd. Directivity-variable antenna

Also Published As

Publication number Publication date
US2283081A (en) 1942-05-12
FR868418A (en) 1941-12-30

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