DE445049C - Richtantenne, insbesondere fuer kurze Wellen - Google Patents

Richtantenne, insbesondere fuer kurze Wellen

Info

Publication number
DE445049C
DE445049C DEM94709D DEM0094709D DE445049C DE 445049 C DE445049 C DE 445049C DE M94709 D DEM94709 D DE M94709D DE M0094709 D DEM0094709 D DE M0094709D DE 445049 C DE445049 C DE 445049C
Authority
DE
Germany
Prior art keywords
antenna
directional antenna
reflector
short waves
reflected
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
DEM94709D
Other languages
German (de)
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co Ltd
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 Marconi Co Ltd filed Critical Marconi Co Ltd
Application granted granted Critical
Publication of DE445049C publication Critical patent/DE445049C/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/062—Two dimensional planar arrays using dipole aerials
    • 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
    • H01Q19/104—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 using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DEM94709D 1925-07-06 1926-05-30 Richtantenne, insbesondere fuer kurze Wellen Expired DE445049C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB17350/25A GB259294A (en) 1925-07-06 1925-07-06 Improvements in or relating to directional aerial systems for use in wireless telegraphy and telephony

Publications (1)

Publication Number Publication Date
DE445049C true DE445049C (de) 1927-05-30

Family

ID=10093625

Family Applications (1)

Application Number Title Priority Date Filing Date
DEM94709D Expired DE445049C (de) 1925-07-06 1926-05-30 Richtantenne, insbesondere fuer kurze Wellen

Country Status (6)

Country Link
US (1) US1834394A (nl)
BE (1) BE335661A (nl)
DE (1) DE445049C (nl)
FR (1) FR622086A (nl)
GB (1) GB259294A (nl)
NL (1) NL20462C (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3836977A (en) * 1973-06-25 1974-09-17 Hazeltine Corp Antenna system having a reflector with a substantially open construction

Also Published As

Publication number Publication date
BE335661A (nl)
FR622086A (fr) 1927-05-23
NL20462C (nl)
GB259294A (en) 1926-10-06
US1834394A (en) 1931-12-01

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