FR1531569A - Light ray detection device - Google Patents

Light ray detection device

Info

Publication number
FR1531569A
FR1531569A FR107407A FR107407A FR1531569A FR 1531569 A FR1531569 A FR 1531569A FR 107407 A FR107407 A FR 107407A FR 107407 A FR107407 A FR 107407A FR 1531569 A FR1531569 A FR 1531569A
Authority
FR
France
Prior art keywords
detection device
light ray
ray detection
light
ray
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
FR107407A
Other languages
French (fr)
Inventor
Michel Merck
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.)
PREC SCIENT ET IND
Original Assignee
PREC SCIENT ET IND
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 PREC SCIENT ET IND filed Critical PREC SCIENT ET IND
Priority to FR107407A priority Critical patent/FR1531569A/en
Application granted granted Critical
Publication of FR1531569A publication Critical patent/FR1531569A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • 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
    • G01S17/04—Systems determining the presence of a target
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Theoretical Computer Science (AREA)
FR107407A 1967-05-23 1967-05-23 Light ray detection device Expired FR1531569A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR107407A FR1531569A (en) 1967-05-23 1967-05-23 Light ray detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR107407A FR1531569A (en) 1967-05-23 1967-05-23 Light ray detection device

Publications (1)

Publication Number Publication Date
FR1531569A true FR1531569A (en) 1968-07-05

Family

ID=8631355

Family Applications (1)

Application Number Title Priority Date Filing Date
FR107407A Expired FR1531569A (en) 1967-05-23 1967-05-23 Light ray detection device

Country Status (1)

Country Link
FR (1) FR1531569A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2411421A1 (en) * 1977-12-06 1979-07-06 Lasag Sa OPTICAL PRESENCE DETECTOR
EP0484270A2 (en) * 1990-11-02 1992-05-06 Elesta Ag Elektronik Light pen or barrier

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2411421A1 (en) * 1977-12-06 1979-07-06 Lasag Sa OPTICAL PRESENCE DETECTOR
EP0484270A2 (en) * 1990-11-02 1992-05-06 Elesta Ag Elektronik Light pen or barrier
EP0484270A3 (en) * 1990-11-02 1992-07-29 Elesta Ag Elektronik Light pen or barrier

Similar Documents

Publication Publication Date Title
CH524341A (en) Telescopic device
CH467438A (en) Ventilation device
CH486097A (en) Suspension device
CH463016A (en) Prosthetic device
FR1541812A (en) Disconnecting device
FR1517037A (en) Capping device
FR1531569A (en) Light ray detection device
FR1540305A (en) Advanced fire detection device
FR1517232A (en) Mowing device
FR1517957A (en) Fixed swell attenuator device
FR1520929A (en) Braking device
FR1519746A (en) Smoke detection device
FR1528037A (en) Gripping device
FR1507574A (en) Fixing device
FR1519093A (en) Visual representation device
FR1544058A (en) Holding device
FR1540032A (en) Fumivorous device
FR1527517A (en) Locking device
FR1519175A (en) Cable support device
FR1535652A (en) Lamp cap device
FR1530594A (en) Packaging device
FR1547986A (en) Fixing device
FR1476638A (en) Metal presence detector device
CH467467A (en) Telemetry sighting device
FR1538229A (en) Screen pass device