FR2520123B1 - - Google Patents

Info

Publication number
FR2520123B1
FR2520123B1 FR8200614A FR8200614A FR2520123B1 FR 2520123 B1 FR2520123 B1 FR 2520123B1 FR 8200614 A FR8200614 A FR 8200614A FR 8200614 A FR8200614 A FR 8200614A FR 2520123 B1 FR2520123 B1 FR 2520123B1
Authority
FR
France
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
FR8200614A
Other languages
French (fr)
Other versions
FR2520123A1 (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.)
Thales SA
Original Assignee
Thomson CSF SA
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
Application filed by Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR8200614A priority Critical patent/FR2520123A1/en
Publication of FR2520123A1 publication Critical patent/FR2520123A1/en
Application granted granted Critical
Publication of FR2520123B1 publication Critical patent/FR2520123B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • 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
    • G01S3/7803—Means for monitoring or calibrating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Security & Cryptography (AREA)
  • Optical Couplings Of Light Guides (AREA)
FR8200614A 1982-01-15 1982-01-15 Automatic test equipment for opto-electronic system - has light generator and fibre=optic transmission of light onto photodetector Granted FR2520123A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8200614A FR2520123A1 (en) 1982-01-15 1982-01-15 Automatic test equipment for opto-electronic system - has light generator and fibre=optic transmission of light onto photodetector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8200614A FR2520123A1 (en) 1982-01-15 1982-01-15 Automatic test equipment for opto-electronic system - has light generator and fibre=optic transmission of light onto photodetector

Publications (2)

Publication Number Publication Date
FR2520123A1 FR2520123A1 (en) 1983-07-22
FR2520123B1 true FR2520123B1 (en) 1984-12-07

Family

ID=9270035

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8200614A Granted FR2520123A1 (en) 1982-01-15 1982-01-15 Automatic test equipment for opto-electronic system - has light generator and fibre=optic transmission of light onto photodetector

Country Status (1)

Country Link
FR (1) FR2520123A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4623788A (en) * 1983-12-02 1986-11-18 Santa Barbara Research Center Fiber optic system with self test used in fire detection
FR2574200B1 (en) * 1984-11-30 1987-01-23 Labo Electronique Physique DEVICE FOR DETECTING AN INTRUDER PROVIDED WITH AN ANTI-MASKING DEVICE
DE3579581D1 (en) * 1984-12-11 1990-10-11 Siemens Ag ARRANGEMENT FOR CONNECTING ACTUATORS TO ELECTRONIC PROXIMITY SWITCHES THEREFOR.
DE3573670D1 (en) * 1985-01-08 1989-11-16 Cerberus Ag Infrared intrusion detector
DE3623447A1 (en) * 1986-07-11 1988-01-28 Fuss Fritz Gmbh & Co METHOD FOR CONTROLLING A MOTION DETECTOR
EP0772171B1 (en) * 1995-11-03 2003-01-08 Siemens Building Technologies AG Passive intrusion detector and its use
IL119372A (en) * 1995-11-03 2000-02-17 Siemens Building Tech Ag Passive infrared intruder detector

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE757075A (en) * 1969-10-17 1971-04-06 Comp Generale Electricite DEVICE FOR MONITORING THE CORRECT OPERATION OF A LIGHTING ORGAN
US3928849A (en) * 1974-12-17 1975-12-23 Us Energy Intrusion detector self-test system
US4234145A (en) * 1978-05-17 1980-11-18 Northrop Corporation Radiant energy quadrant detection device
DE2946111C2 (en) * 1979-11-15 1986-09-11 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Optical body for a Cassegrain or Cassegrain-like system
DE3010137A1 (en) * 1980-03-15 1981-09-24 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Distance measuring device using reflection of light - has remote light source and photodetector coupled to measuring head via optical fibres
DE3120344C2 (en) * 1980-06-28 1982-12-30 Eltro GmbH, Gesellschaft für Strahlungstechnik, 6900 Heidelberg Method and device for functional testing of location systems

Also Published As

Publication number Publication date
FR2520123A1 (en) 1983-07-22

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Legal Events

Date Code Title Description
ST Notification of lapse