DK0685748T3 - Lysføler med baggrundsundertrykkelse realiseret ved anvendelse af kvotientfremgangsmåden - Google Patents

Lysføler med baggrundsundertrykkelse realiseret ved anvendelse af kvotientfremgangsmåden

Info

Publication number
DK0685748T3
DK0685748T3 DK95105444T DK95105444T DK0685748T3 DK 0685748 T3 DK0685748 T3 DK 0685748T3 DK 95105444 T DK95105444 T DK 95105444T DK 95105444 T DK95105444 T DK 95105444T DK 0685748 T3 DK0685748 T3 DK 0685748T3
Authority
DK
Denmark
Prior art keywords
light sensor
background suppression
suppression light
sensor realized
quotient method
Prior art date
Application number
DK95105444T
Other languages
English (en)
Inventor
Hubert Meyer
Original Assignee
Sick Ag
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 Sick Ag filed Critical Sick Ag
Application granted granted Critical
Publication of DK0685748T3 publication Critical patent/DK0685748T3/da

Links

Classifications

    • 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
    • G01S17/46—Indirect determination of position data
    • G01S17/48—Active triangulation systems, i.e. using the transmission and reflection of electromagnetic waves other than radio waves
    • 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
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/491—Details of non-pulse systems
    • G01S7/4912—Receivers
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/491—Details of non-pulse systems
    • G01S7/493—Extracting wanted echo signals

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Optical Distance (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Electronic Switches (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DK95105444T 1994-05-31 1995-04-11 Lysføler med baggrundsundertrykkelse realiseret ved anvendelse af kvotientfremgangsmåden DK0685748T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4419032A DE4419032A1 (de) 1994-05-31 1994-05-31 Lichttaster mit Hintergrundausblendung, realisiert nach dem Quotientenverfahren

Publications (1)

Publication Number Publication Date
DK0685748T3 true DK0685748T3 (da) 1998-11-02

Family

ID=6519456

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95105444T DK0685748T3 (da) 1994-05-31 1995-04-11 Lysføler med baggrundsundertrykkelse realiseret ved anvendelse af kvotientfremgangsmåden

Country Status (3)

Country Link
EP (1) EP0685748B1 (da)
DE (2) DE4419032A1 (da)
DK (1) DK0685748T3 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19619308A1 (de) * 1996-05-13 1997-11-20 Sick Ag Kombinations-Lichttaster
US6400460B1 (en) * 2000-04-10 2002-06-04 Honeywell International Inc. Multifunction optical sensor with variable detection threshold and noise suppression
ITBO20000691A1 (it) * 2000-11-24 2002-05-24 Ind Elettroniche Sensor Spa Metodo e dispositivo per la rilevazione di un oggetto con soppressione di sfondo
EP2434311B1 (de) * 2010-09-27 2014-07-16 Sick Ag Verfahren zur optischen Überwachung eines Überwachungsbereiches und Reflexions-Lichttaster
DE102013208664C5 (de) 2012-12-12 2019-07-18 Ifm Electronic Gmbh Verfahren zum Betreiben eines Triangulations-Lichttasters
EP2963444B1 (de) * 2014-07-03 2019-08-28 Sick Ag Sensor und Verfahren zur ortsgenauen Detektion eines relativ zum Sensor in einer Förderrichtung geförderten Objekts
JP6590553B2 (ja) 2015-06-29 2019-10-16 アズビル株式会社 光電センサ
DE102016101269A1 (de) * 2016-01-25 2017-07-27 Balluff Gmbh Optoelektronischer Multifunktionssensor und Verfahren zu seinem Betrieb

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3407210C2 (de) * 1984-02-28 1987-03-05 Matsushita Electric Works, Ltd., Kadoma, Osaka Photoelektrischer Schalter
DE3513671C3 (de) * 1985-04-16 1995-03-23 Sick Optik Elektronik Erwin Lichttaster
DE3627972A1 (de) * 1986-08-18 1988-02-25 Ifm Int Fluggeraete Motoren Photoelektrischer taster
US4788439A (en) * 1987-02-05 1988-11-29 Santa Barbara Research Center Multiple detector fog suppression and edge enhancement
DE3729334A1 (de) * 1987-09-02 1989-03-16 Sick Optik Elektronik Erwin Lichttaster
DE4040225C2 (de) * 1990-12-15 1994-01-05 Leuze Electronic Gmbh & Co Reflexions-Lichttaster
DE4115013C1 (en) * 1991-05-08 1992-05-27 Leuze Electronic Gmbh + Co, 7311 Owen, De Photoelectric unit illuminating object to ascertain quality to its material - has deflecting mirror linearly slidable parallel to direction of optical axis of receiving front lens
DE9105710U1 (de) * 1991-05-08 1991-10-10 Leuze electronic GmbH + Co, 7311 Owen Lichtelektrische Einrichtung
DE4119797C2 (de) * 1991-06-15 1994-02-24 Leuze Electronic Gmbh & Co Einen Sender, einen Empfänger und eine Schaltungsanordnung zur Signalauswertung aufweisende Überwachungseinrichtung
JPH074317B2 (ja) * 1991-07-23 1995-01-25 タイガー魔法瓶株式会社 炊飯器
DE4125479C3 (de) * 1991-08-01 2002-01-10 Leuze Electronic Gmbh & Co Reflexionslichttaster

Also Published As

Publication number Publication date
EP0685748B1 (de) 1998-07-22
EP0685748A1 (de) 1995-12-06
DE4419032A1 (de) 1996-01-25
DE59502869D1 (de) 1998-08-27

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