BE850820A - - Google Patents

Info

Publication number
BE850820A
BE850820A BE2055630A BE2055630A BE850820A BE 850820 A BE850820 A BE 850820A BE 2055630 A BE2055630 A BE 2055630A BE 2055630 A BE2055630 A BE 2055630A BE 850820 A BE850820 A BE 850820A
Authority
BE
Belgium
Application number
BE2055630A
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 to NL7609346A priority Critical patent/NL7609346A/xx
Priority to GB3768976A priority patent/GB1566871A/en
Priority to FR7628070A priority patent/FR2365109A1/fr
Application filed filed Critical
Priority to BE2055630A priority patent/BE850820A/xx
Publication of BE850820A publication Critical patent/BE850820A/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
    • G01S3/787—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)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Closed-Circuit Television Systems (AREA)
BE2055630A 1976-08-23 1977-01-28 BE850820A (enrdf_load_html_response)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL7609346A NL7609346A (nl) 1976-08-23 1976-08-23 Modulatiewerkwijze en modulatie-inrichting voor warmteverkenningstoestellen.
GB3768976A GB1566871A (en) 1976-08-23 1976-09-10 Modulation of infrared radiation received by reconnaissance equipment
FR7628070A FR2365109A1 (fr) 1976-08-23 1976-09-17 Procede et dispositif de modulation pour appareils thermiques de surveillance
BE2055630A BE850820A (enrdf_load_html_response) 1976-08-23 1977-01-28

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
NL7609346A NL7609346A (nl) 1976-08-23 1976-08-23 Modulatiewerkwijze en modulatie-inrichting voor warmteverkenningstoestellen.
GB3768976A GB1566871A (en) 1976-08-23 1976-09-10 Modulation of infrared radiation received by reconnaissance equipment
FR7628070A FR2365109A1 (fr) 1976-08-23 1976-09-17 Procede et dispositif de modulation pour appareils thermiques de surveillance
BE850820 1977-01-28
BE2055630A BE850820A (enrdf_load_html_response) 1976-08-23 1977-01-28

Publications (1)

Publication Number Publication Date
BE850820A true BE850820A (enrdf_load_html_response) 1978-11-06

Family

ID=27507759

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2055630A BE850820A (enrdf_load_html_response) 1976-08-23 1977-01-28

Country Status (4)

Country Link
BE (1) BE850820A (enrdf_load_html_response)
FR (1) FR2365109A1 (enrdf_load_html_response)
GB (1) GB1566871A (enrdf_load_html_response)
NL (1) NL7609346A (enrdf_load_html_response)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH553417A (de) * 1972-05-03 1974-08-30 Schaerli Anton Luftraumueberwachungs- und vermessungsgeraet.

Also Published As

Publication number Publication date
NL7609346A (nl) 1978-02-27
FR2365109A1 (fr) 1978-04-14
GB1566871A (en) 1980-05-08

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