BE710258A - - Google Patents

Info

Publication number
BE710258A
BE710258A BE54115A BE54115A BE710258A BE 710258 A BE710258 A BE 710258A BE 54115 A BE54115 A BE 54115A BE 54115 A BE54115 A BE 54115A BE 710258 A BE710258 A BE 710258A
Authority
BE
Belgium
Application number
BE54115A
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
Priority claimed from FR93972A external-priority patent/FR1605415A/fr
Priority claimed from FR115187A external-priority patent/FR96642E/fr
Application filed filed Critical
Publication of BE710258A publication Critical patent/BE710258A/xx

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
    • G01S3/78—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 electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/789—Systems for determining direction or deviation from predetermined direction using rotating or oscillating beam systems, e.g. using mirrors, prisms
    • 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
    • G01S3/78—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 electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • 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
    • G01S3/78—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 electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/787—Systems for determining direction or deviation from predetermined direction using rotating reticles producing a direction-dependent modulation characteristic

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
BE54115A 1967-02-07 1968-02-02 BE710258A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR93972A FR1605415A (xx) 1967-02-07 1967-02-07
FR115187A FR96642E (fr) 1967-07-21 1967-07-21 Dispositif de détection et localisation panoramique de sources lumineuses ou infrarouges.

Publications (1)

Publication Number Publication Date
BE710258A true BE710258A (xx) 1976-10-26

Family

ID=26174660

Family Applications (1)

Application Number Title Priority Date Filing Date
BE54115A BE710258A (xx) 1967-02-07 1968-02-02

Country Status (5)

Country Link
BE (1) BE710258A (xx)
CA (1) CA984023A (xx)
DE (1) DE1673904C1 (xx)
IT (1) IT997502B (xx)
NL (1) NL6801689A (xx)

Also Published As

Publication number Publication date
IT997502B (it) 1975-12-30
DE1673904C1 (de) 1978-02-09
CA984023A (en) 1976-02-17
NL6801689A (nl) 1975-06-30

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