DE3301497A1 - Geraet zur erfassung des vorhandenseins bewegter objekte innerhalb eines feldes - Google Patents

Geraet zur erfassung des vorhandenseins bewegter objekte innerhalb eines feldes

Info

Publication number
DE3301497A1
DE3301497A1 DE19833301497 DE3301497A DE3301497A1 DE 3301497 A1 DE3301497 A1 DE 3301497A1 DE 19833301497 DE19833301497 DE 19833301497 DE 3301497 A DE3301497 A DE 3301497A DE 3301497 A1 DE3301497 A1 DE 3301497A1
Authority
DE
Germany
Prior art keywords
light source
filter
receiver
detecting
fed
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
DE19833301497
Other languages
German (de)
English (en)
Other versions
DE3301497C2 (US08063081-20111122-C00044.png
Inventor
Manfred-Gert 1000 Berlin Betzin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE19833301497 priority Critical patent/DE3301497A1/de
Publication of DE3301497A1 publication Critical patent/DE3301497A1/de
Application granted granted Critical
Publication of DE3301497C2 publication Critical patent/DE3301497C2/de
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
    • G01S17/04—Systems determining the presence of a target

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)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE19833301497 1983-01-14 1983-01-14 Geraet zur erfassung des vorhandenseins bewegter objekte innerhalb eines feldes Granted DE3301497A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19833301497 DE3301497A1 (de) 1983-01-14 1983-01-14 Geraet zur erfassung des vorhandenseins bewegter objekte innerhalb eines feldes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833301497 DE3301497A1 (de) 1983-01-14 1983-01-14 Geraet zur erfassung des vorhandenseins bewegter objekte innerhalb eines feldes

Publications (2)

Publication Number Publication Date
DE3301497A1 true DE3301497A1 (de) 1984-07-19
DE3301497C2 DE3301497C2 (US08063081-20111122-C00044.png) 1987-05-14

Family

ID=6188540

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833301497 Granted DE3301497A1 (de) 1983-01-14 1983-01-14 Geraet zur erfassung des vorhandenseins bewegter objekte innerhalb eines feldes

Country Status (1)

Country Link
DE (1) DE3301497A1 (US08063081-20111122-C00044.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19756706A1 (de) * 1997-12-19 1999-06-24 Ifak Inst Fuer Automation Und Vorrichtung und Verfahren zur Detektion und Identifikation von Personen, Fahrzeugen und Schildern

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3013950A1 (de) * 1980-04-11 1981-10-15 Kienzle Apparate Gmbh, 7730 Villingen-Schwenningen Reflexionslichtschranke, insbesondere fuer einen stellflaechensensor
DE3045217A1 (de) * 1980-12-01 1982-07-01 Brown, Boveri & Cie Ag, 6800 Mannheim Verfahren und vorrichtung zur optischen ueberwachung und sicherung von raeumen gegen eindringlinge

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3013950A1 (de) * 1980-04-11 1981-10-15 Kienzle Apparate Gmbh, 7730 Villingen-Schwenningen Reflexionslichtschranke, insbesondere fuer einen stellflaechensensor
DE3045217A1 (de) * 1980-12-01 1982-07-01 Brown, Boveri & Cie Ag, 6800 Mannheim Verfahren und vorrichtung zur optischen ueberwachung und sicherung von raeumen gegen eindringlinge

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
DE-B: Wolfgang Schmidt/Ortwin Feustel: "Optoelektronik", Vogel-Verlag, Würzburg, 1975, S. 213 ff, S. 178ff, S. 185, S. 188 *
DE-Buch Dieter Nuhrmann, Werkbuch Elektronik, Franzis-Verlag GmbH, München 1981, S.667-669 *
Prospekt "FR/FN 35 Fadenbruchwächter" der Firma Erwin Sick GmbH, München *

Also Published As

Publication number Publication date
DE3301497C2 (US08063081-20111122-C00044.png) 1987-05-14

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee