BE424428A - - Google Patents

Info

Publication number
BE424428A
BE424428A BE424428DA BE424428A BE 424428 A BE424428 A BE 424428A BE 424428D A BE424428D A BE 424428DA BE 424428 A BE424428 A BE 424428A
Authority
BE
Belgium
Prior art keywords
oscillator
waves
combined
heading
directional
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE424428A publication Critical patent/BE424428A/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
BE424428D BE424428A (enExample)

Publications (1)

Publication Number Publication Date
BE424428A true BE424428A (enExample)

Family

ID=85658

Family Applications (1)

Application Number Title Priority Date Filing Date
BE424428D BE424428A (enExample)

Country Status (1)

Country Link
BE (1) BE424428A (enExample)

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