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 (enrdf_load_html_response)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR93972A FR1605415A (enrdf_load_html_response) 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 (enrdf_load_html_response) 1976-10-26

Family

ID=26174660

Family Applications (1)

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

Country Status (5)

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

Also Published As

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

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