GB1566871A - Modulation of infrared radiation received by reconnaissance equipment - Google Patents

Modulation of infrared radiation received by reconnaissance equipment Download PDF

Info

Publication number
GB1566871A
GB1566871A GB3768976A GB3768976A GB1566871A GB 1566871 A GB1566871 A GB 1566871A GB 3768976 A GB3768976 A GB 3768976A GB 3768976 A GB3768976 A GB 3768976A GB 1566871 A GB1566871 A GB 1566871A
Authority
GB
United Kingdom
Prior art keywords
lattice
modulation
radiation
movement
edge
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3768976A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Priority to GB3768976A priority patent/GB1566871A/en
Priority to FR7628070A priority patent/FR2365109A1/fr
Priority to BE2055630A priority patent/BE850820A/xx
Publication of GB1566871A publication Critical patent/GB1566871A/en
Expired legal-status Critical Current

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)
GB3768976A 1976-08-23 1976-09-10 Modulation of infrared radiation received by reconnaissance equipment Expired GB1566871A (en)

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 (enExample) 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
BE2055630A BE850820A (enExample) 1976-08-23 1977-01-28
BE850820 1977-01-28

Publications (1)

Publication Number Publication Date
GB1566871A true GB1566871A (en) 1980-05-08

Family

ID=27507759

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3768976A Expired GB1566871A (en) 1976-08-23 1976-09-10 Modulation of infrared radiation received by reconnaissance equipment

Country Status (4)

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

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
BE850820A (enExample) 1978-11-06
FR2365109A1 (fr) 1978-04-14

Similar Documents

Publication Publication Date Title
JPS55138854A (en) Pattern position detector
JPS5753673A (en) Emission ct
GB1566871A (en) Modulation of infrared radiation received by reconnaissance equipment
JPS5371850A (en) Position detector
JPS5323280A (en) Electoron ray exposure device
US3004169A (en) Radiation detecting system
JPS5221845A (en) Liquid crystal element
US4493991A (en) Techniques for locating beams within large area detectors
JPS5376055A (en) Method of position detection
US2924822A (en) Azimuth receiver
JPS5255657A (en) Photoelectric type range finding system
JPS53114462A (en) Position locating system
MASON Visual sampling on a simulated DIMUS-type display(sonar operators and target acquisition)
SU600583A1 (ru) Устройство дл выделени элементов изображени на экране электронно-лучевой трубки (элт)
JPS55143405A (en) Method and device for detecting relative position between sea structures
JPS52109959A (en) Detecting deviation in electron beams
JPS6418081A (en) Tracking apparatus for image
JPS5576904A (en) Method for detecting position of mark
CLEMENA Evaluation of overlaid bridge decks with ground-penetrating radar[Final Report]
DUCHER Ground coverage of an inclined mirror camera
GB1431792A (en) Methods of modulating infrared radiation received by reconnaissance instruments
JPS5315076A (en) Electron beam position detection method
DELATTRE Evolution of measurement and control systems at ONERA testing installations(wind tunnels)
JPS5644909A (en) Inducing device of flying material
JPS5416937A (en) Detecting system for oblique intersection

Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee