FR2329977A1 - Dispositif de detection de proximite et systeme comportant un tel dispositif - Google Patents

Dispositif de detection de proximite et systeme comportant un tel dispositif

Info

Publication number
FR2329977A1
FR2329977A1 FR7533462A FR7533462A FR2329977A1 FR 2329977 A1 FR2329977 A1 FR 2329977A1 FR 7533462 A FR7533462 A FR 7533462A FR 7533462 A FR7533462 A FR 7533462A FR 2329977 A1 FR2329977 A1 FR 2329977A1
Authority
FR
France
Prior art keywords
field
electro
proximity detector
optical system
light beam
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.)
Granted
Application number
FR7533462A
Other languages
English (en)
Other versions
FR2329977B1 (fr
Inventor
Alain Bellissant
Jean-Claude Reymond
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 FR7533462A priority Critical patent/FR2329977A1/fr
Publication of FR2329977A1 publication Critical patent/FR2329977A1/fr
Application granted granted Critical
Publication of FR2329977B1 publication Critical patent/FR2329977B1/fr
Granted legal-status Critical Current

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
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/187—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interference of a radiation field
    • 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Geophysics And Detection Of Objects (AREA)
FR7533462A 1975-10-31 1975-10-31 Dispositif de detection de proximite et systeme comportant un tel dispositif Granted FR2329977A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7533462A FR2329977A1 (fr) 1975-10-31 1975-10-31 Dispositif de detection de proximite et systeme comportant un tel dispositif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7533462A FR2329977A1 (fr) 1975-10-31 1975-10-31 Dispositif de detection de proximite et systeme comportant un tel dispositif

Publications (2)

Publication Number Publication Date
FR2329977A1 true FR2329977A1 (fr) 1977-05-27
FR2329977B1 FR2329977B1 (fr) 1980-04-11

Family

ID=9161912

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7533462A Granted FR2329977A1 (fr) 1975-10-31 1975-10-31 Dispositif de detection de proximite et systeme comportant un tel dispositif

Country Status (1)

Country Link
FR (1) FR2329977A1 (fr)

Also Published As

Publication number Publication date
FR2329977B1 (fr) 1980-04-11

Similar Documents

Publication Publication Date Title
ES481942A1 (es) Procedimiento y dispositivo para el control automatico de realimentacion negativa de equipos electronicos.
SE8605336L (sv) Mottagare
JPS5478156A (en) Detector of break point of optical fibers
FR2329977A1 (fr) Dispositif de detection de proximite et systeme comportant un tel dispositif
JPS5687818A (en) Reflex type position detector
JPS5797734A (en) Receiving device
GB2016141A (en) Photodetector system
JPS5793271A (en) Trouble detector in ultrasonic device
JPS5437403A (en) Automatic gain control method for light receiving circuit
FR2410809A1 (fr) Procede et dispositif opto-electronique pour la mesure de grandeurs physiques
GB1403434A (en) Laser beam receivers
JPS5730921A (en) Pressure sensor
JPS5687948A (en) Optical communication system
FR2286375A1 (fr) Circuit electronique pour la detection optique
JPS5683089A (en) Light modulation system
JPS57121340A (en) Optical transmission device
JPS55143475A (en) Ultrasonic distance measuring instrument
JPS6478169A (en) Photosensor device
JPS56129821A (en) Ultrasonic level gauge
RU2042149C1 (ru) Устройство для обнаружения сигналов
JPS5797417A (en) Light receiving circuit
GB2200810B (en) Optical proximity detector
JPS5737998A (en) Microphone device
RO103155B1 (ro) Detector de proximitate activ cu laser
JPS6473281A (en) Laser range finder

Legal Events

Date Code Title Description
ST Notification of lapse