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FR2258639B1 - - Google Patents

Info

Publication number
FR2258639B1
FR2258639B1 FR7401798A FR7401798A FR2258639B1 FR 2258639 B1 FR2258639 B1 FR 2258639B1 FR 7401798 A FR7401798 A FR 7401798A FR 7401798 A FR7401798 A FR 7401798A FR 2258639 B1 FR2258639 B1 FR 2258639B1
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
FR7401798A
Other languages
French (fr)
Other versions
FR2258639A1 (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 FR7401798A priority Critical patent/FR2258639A1/en
Publication of FR2258639A1 publication Critical patent/FR2258639A1/en
Application granted granted Critical
Publication of FR2258639B1 publication Critical patent/FR2258639B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C13/00—Proximity fuzes; Fuzes for remote detonation
    • F42C13/02—Proximity fuzes; Fuzes for remote detonation operated by intensity of light or similar radiation
    • F42C13/023—Proximity fuzes; Fuzes for remote detonation operated by intensity of light or similar radiation using active distance measurement
    • 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
    • G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • 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
    • G08B13/183—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 interruption of a radiation beam or barrier

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR7401798A 1974-01-18 1974-01-18 Short distance target detection system - uses pulsed semiconductor laser transmission with correlation in receiver Granted FR2258639A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7401798A FR2258639A1 (en) 1974-01-18 1974-01-18 Short distance target detection system - uses pulsed semiconductor laser transmission with correlation in receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7401798A FR2258639A1 (en) 1974-01-18 1974-01-18 Short distance target detection system - uses pulsed semiconductor laser transmission with correlation in receiver

Publications (2)

Publication Number Publication Date
FR2258639A1 FR2258639A1 (en) 1975-08-18
FR2258639B1 true FR2258639B1 (en) 1978-08-18

Family

ID=9133685

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7401798A Granted FR2258639A1 (en) 1974-01-18 1974-01-18 Short distance target detection system - uses pulsed semiconductor laser transmission with correlation in receiver

Country Status (1)

Country Link
FR (1) FR2258639A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2382672A1 (en) * 1977-03-01 1978-09-29 Applic Tech Et Missile light operated proximity detector - has laser diode source associated with rapid switching logic amplifier and electrically fired fuse
DE3038141C1 (en) * 1980-10-09 1982-02-18 Robert 7995 Neukirch Buck Electronic, non-contact switching device
FR2492136A1 (en) * 1980-10-13 1982-04-16 Commissariat Energie Atomique INVIOLABLE BARRIER FOR PROTECTION AGAINST INTRUSIONS
US5142985A (en) * 1990-06-04 1992-09-01 Motorola, Inc. Optical detection device
US5142984A (en) * 1990-06-04 1992-09-01 Motorola, Inc. Optical detection device
DE4141468C2 (en) * 1991-12-16 1994-06-30 Sick Optik Elektronik Erwin Optical sensor arrangement and method for its operation
DE19517001A1 (en) * 1995-05-09 1996-11-14 Sick Optik Elektronik Erwin Method and device for determining the light propagation time over a measuring section arranged between a measuring device and a reflecting object
DE19701803A1 (en) * 1997-01-20 1998-10-01 Sick Ag Light sensor with light transit time evaluation
ES2143417B1 (en) * 1998-05-13 2000-12-16 Elapsa Sl DISTANCE MEASUREMENT SYSTEM THROUGH A MODULATED LASER BEAM WITH Pseudo-RANDOM SIGNALS.

Also Published As

Publication number Publication date
FR2258639A1 (en) 1975-08-18

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Legal Events

Date Code Title Description
ST Notification of lapse