ATE211264T1 - Optisches gerät zur kontaktlosen messung des abstandes zu einer lichtquelle - Google Patents

Optisches gerät zur kontaktlosen messung des abstandes zu einer lichtquelle

Info

Publication number
ATE211264T1
ATE211264T1 AT98917202T AT98917202T ATE211264T1 AT E211264 T1 ATE211264 T1 AT E211264T1 AT 98917202 T AT98917202 T AT 98917202T AT 98917202 T AT98917202 T AT 98917202T AT E211264 T1 ATE211264 T1 AT E211264T1
Authority
AT
Austria
Prior art keywords
light source
distance
hot spots
optical device
contactless measurement
Prior art date
Application number
AT98917202T
Other languages
English (en)
Inventor
Xavier Levecq
Samuel Bucourt
Original Assignee
Imagine Optic
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 Imagine Optic filed Critical Imagine Optic
Application granted granted Critical
Publication of ATE211264T1 publication Critical patent/ATE211264T1/de

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/02—Details
    • G01C3/06—Use of electric means to obtain final indication
    • G01C3/08—Use of electric radiation detectors
    • 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
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/12—Systems for determining distance or velocity not using reflection or reradiation using electromagnetic waves other than radio waves

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Optical Distance (AREA)
  • Length Measuring Devices By Optical Means (AREA)
AT98917202T 1997-03-21 1998-03-20 Optisches gerät zur kontaktlosen messung des abstandes zu einer lichtquelle ATE211264T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9703457A FR2761151B1 (fr) 1997-03-21 1997-03-21 Systeme optronique de mesure de distance sans contact d'une source lumineuse par analyse de la courbure du point d'onde issu de celle-ci
PCT/FR1998/000572 WO1998043112A1 (fr) 1997-03-21 1998-03-20 Dispositif optique de mesure de distance sans contact d'une source lumineuse

Publications (1)

Publication Number Publication Date
ATE211264T1 true ATE211264T1 (de) 2002-01-15

Family

ID=9505042

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98917202T ATE211264T1 (de) 1997-03-21 1998-03-20 Optisches gerät zur kontaktlosen messung des abstandes zu einer lichtquelle

Country Status (12)

Country Link
US (1) US6392755B1 (de)
EP (1) EP0970391B1 (de)
JP (1) JP2001519036A (de)
KR (1) KR20010005560A (de)
CN (1) CN1230692C (de)
AT (1) ATE211264T1 (de)
BR (1) BR9808412A (de)
CA (1) CA2283713A1 (de)
DE (1) DE69803044T2 (de)
FR (1) FR2761151B1 (de)
IL (1) IL131987A (de)
WO (1) WO1998043112A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1074854A1 (de) * 1999-08-04 2001-02-07 Datalogic S.P.A. Verfahren zum Messen der Entfernung eines Objekts
JP2002171537A (ja) * 2000-11-30 2002-06-14 Canon Inc 複眼撮像系、撮像装置および電子機器
DE10157378B4 (de) * 2001-11-22 2012-10-25 Robert Bosch Gmbh Messgerät zur berührungslosen Abstandsmessung
DE102006007764A1 (de) * 2006-02-20 2007-08-23 Sick Ag Optoelektronische Vorrichtung und Verfahren zu deren Betrieb
DE102006060062A1 (de) * 2006-12-19 2008-07-03 Sick Ag Objektfeststellungssensor
DE102007004632A1 (de) 2007-01-30 2008-07-31 Sick Ag Verfahren zur Erfassung eines Gegenstands und optoelektronische Vorrichtung
US7907061B2 (en) * 2007-11-14 2011-03-15 Intersil Americas Inc. Proximity sensors and methods for sensing proximity
DE102008055486A1 (de) * 2008-12-05 2010-06-24 Friedrich-Alexander-Universität Erlangen-Nürnberg Optische Messanordnung und optisches Messverfahren
US8222591B2 (en) * 2009-07-07 2012-07-17 Intersil Americas Inc. Proximity sensors with improved ambient light rejection
EP2560208B1 (de) * 2011-08-16 2018-02-21 Balluff GmbH Optoelektronischer Sensor
US11340352B2 (en) 2014-12-29 2022-05-24 Pixart Imaging Inc. Image noise compensating system, and auto clean machine
TWI542891B (zh) 2014-12-29 2016-07-21 原相科技股份有限公司 光學測距方法與光學測距系統
EP3532864A1 (de) * 2016-10-25 2019-09-04 trinamiX GmbH Detektor zur optischen detektion von mindestens einem objekt

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61182516A (ja) * 1985-02-09 1986-08-15 Canon Inc 距離測定方法
DE3642196A1 (de) * 1986-12-10 1988-06-23 Mel Mikro Elektronik Gmbh Optoelektronische kollisionsschutzvorrichtung fuer fahrzeuge
JP2800531B2 (ja) * 1992-02-28 1998-09-21 三菱電機株式会社 車両用障害物検出装置
US5233174A (en) * 1992-03-11 1993-08-03 Hughes Danbury Optical Systems, Inc. Wavefront sensor having a lenslet array as a null corrector
US5249027A (en) * 1992-03-16 1993-09-28 Rockwell International Corporation Inter-vehicle distance measuring system
US5361127A (en) * 1992-08-07 1994-11-01 Hughes Aircraft Company Multi-image single sensor depth recovery system
JP3059035B2 (ja) * 1993-12-14 2000-07-04 三菱電機株式会社 距離測定装置
US5493391A (en) * 1994-07-11 1996-02-20 Sandia Corporation One dimensional wavefront distortion sensor comprising a lens array system
US5790242A (en) * 1995-07-31 1998-08-04 Robotic Vision Systems, Inc. Chromatic optical ranging sensor

Also Published As

Publication number Publication date
EP0970391B1 (de) 2001-12-19
JP2001519036A (ja) 2001-10-16
DE69803044D1 (de) 2002-01-31
CA2283713A1 (fr) 1998-10-01
EP0970391A1 (de) 2000-01-12
IL131987A (en) 2004-01-04
KR20010005560A (ko) 2001-01-15
DE69803044T2 (de) 2002-08-22
CN1230692C (zh) 2005-12-07
FR2761151B1 (fr) 1999-07-16
WO1998043112A1 (fr) 1998-10-01
CN1257582A (zh) 2000-06-21
BR9808412A (pt) 2000-05-23
FR2761151A1 (fr) 1998-09-25
IL131987A0 (en) 2001-03-19
US6392755B1 (en) 2002-05-21

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