NO751640L - Linjeavsoekende detektoranordning for infraroedt lys - Google Patents

Linjeavsoekende detektoranordning for infraroedt lys

Info

Publication number
NO751640L
NO751640L NO751640A NO751640A NO751640L NO 751640 L NO751640 L NO 751640L NO 751640 A NO751640 A NO 751640A NO 751640 A NO751640 A NO 751640A NO 751640 L NO751640 L NO 751640L
Authority
NO
Norway
Prior art keywords
circuit
output
equipment
target
counting
Prior art date
Application number
NO751640A
Other languages
English (en)
Norwegian (no)
Inventor
Eric Charles Edward Charlwood
Thomas John Davies
Kenneth Frederick Noah Savage
Original Assignee
Secr Defence Brit
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 GB2010574A external-priority patent/GB1605018A/en
Application filed by Secr Defence Brit filed Critical Secr Defence Brit
Publication of NO751640L publication Critical patent/NO751640L/no

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radiation Pyrometers (AREA)
NO751640A 1974-05-07 1975-05-07 Linjeavsoekende detektoranordning for infraroedt lys NO751640L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2010574A GB1605018A (en) 1974-05-07 1974-05-07 Infra-red line scanning target detectors
GB370775 1975-01-28

Publications (1)

Publication Number Publication Date
NO751640L true NO751640L (no) 1980-10-24

Family

ID=26238530

Family Applications (1)

Application Number Title Priority Date Filing Date
NO751640A NO751640L (no) 1974-05-07 1975-05-07 Linjeavsoekende detektoranordning for infraroedt lys

Country Status (4)

Country Link
DE (1) DE2520371A1 (fr)
FR (1) FR2468134A1 (fr)
NL (1) NL7505364A (fr)
NO (1) NO751640L (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10253646A1 (de) * 2002-11-17 2004-06-03 Kowalczyk, Jürgen, Dr. Visier für Sehbehinderte

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999234A (en) * 1957-01-08 1961-09-05 Melville C Creusere Tone alerting circuit
CH424290A (de) * 1965-03-05 1966-11-15 Siemens Ag Albis Einrichtung zur Detektion von infraroter Strahlung
US3622788A (en) * 1969-08-11 1971-11-23 Hughes Aircraft Co Target search and track system with dual mode scan capability

Also Published As

Publication number Publication date
FR2468134A1 (fr) 1981-04-30
DE2520371A1 (de) 1982-03-11
NL7505364A (nl) 1981-01-30

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