GB408837A - Improvements in and relating to the transmission of signals by short wave electromagnetic radiation - Google Patents

Improvements in and relating to the transmission of signals by short wave electromagnetic radiation

Info

Publication number
GB408837A
GB408837A GB18295/33A GB1829533A GB408837A GB 408837 A GB408837 A GB 408837A GB 18295/33 A GB18295/33 A GB 18295/33A GB 1829533 A GB1829533 A GB 1829533A GB 408837 A GB408837 A GB 408837A
Authority
GB
United Kingdom
Prior art keywords
radiation
mirror
class
axis
relating
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
GB18295/33A
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.)
MEAF Machinerieen en Apparaten Fabrieken NV
Original Assignee
MEAF Machinerieen en Apparaten Fabrieken 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 MEAF Machinerieen en Apparaten Fabrieken NV filed Critical MEAF Machinerieen en Apparaten Fabrieken NV
Publication of GB408837A publication Critical patent/GB408837A/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

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB18295/33A 1932-07-06 1933-06-27 Improvements in and relating to the transmission of signals by short wave electromagnetic radiation Expired GB408837A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE408837X 1932-07-06

Publications (1)

Publication Number Publication Date
GB408837A true GB408837A (en) 1934-04-19

Family

ID=6422339

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18295/33A Expired GB408837A (en) 1932-07-06 1933-06-27 Improvements in and relating to the transmission of signals by short wave electromagnetic radiation

Country Status (4)

Country Link
US (1) US2054895A (enrdf_load_stackoverflow)
FR (1) FR757299A (enrdf_load_stackoverflow)
GB (1) GB408837A (enrdf_load_stackoverflow)
NL (1) NL38496C (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL72107C (enrdf_load_stackoverflow) * 1940-02-29
US2438343A (en) * 1942-07-09 1948-03-23 Westinghouse Electric Corp High-frequency radiation system
US2702858A (en) * 1945-09-19 1955-02-22 Foster John Stuart Rear paraboloid feed for round guide
US3009154A (en) * 1957-09-05 1961-11-14 Philco Corp Directive antenna system

Also Published As

Publication number Publication date
US2054895A (en) 1936-09-22
NL38496C (enrdf_load_stackoverflow)
FR757299A (fr) 1933-12-22

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