NL131361B - - Google Patents

Info

Publication number
NL131361B
NL131361B NL131361DA NL131361B NL 131361 B NL131361 B NL 131361B NL 131361D A NL131361D A NL 131361DA NL 131361 B NL131361 B NL 131361B
Authority
NL
Netherlands
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 NL131361B publication Critical patent/NL131361B/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/30Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
NL131361D 1943-10-27 NL131361B (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US276449XA 1943-10-27 1943-10-27

Publications (1)

Publication Number Publication Date
NL131361B true NL131361B (ko)

Family

ID=21838945

Family Applications (1)

Application Number Title Priority Date Filing Date
NL131361D NL131361B (ko) 1943-10-27

Country Status (5)

Country Link
BE (1) BE472946A (ko)
CH (1) CH276449A (ko)
FR (1) FR945106A (ko)
GB (1) GB589609A (ko)
NL (1) NL131361B (ko)

Also Published As

Publication number Publication date
BE472946A (ko)
FR945106A (fr) 1949-04-26
CH276449A (de) 1951-07-15
GB589609A (en) 1947-06-25

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