FR2944602B1 - Systeme de detection de gouttes d'eau sur une glace - Google Patents

Systeme de detection de gouttes d'eau sur une glace

Info

Publication number
FR2944602B1
FR2944602B1 FR0952485A FR0952485A FR2944602B1 FR 2944602 B1 FR2944602 B1 FR 2944602B1 FR 0952485 A FR0952485 A FR 0952485A FR 0952485 A FR0952485 A FR 0952485A FR 2944602 B1 FR2944602 B1 FR 2944602B1
Authority
FR
France
Prior art keywords
ice
water drops
detecting water
detecting
drops
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.)
Active
Application number
FR0952485A
Other languages
English (en)
Other versions
FR2944602A1 (fr
Inventor
Caroline Robert
David Hue
Joel Leleve
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.)
Valeo Vision SAS
Original Assignee
Valeo Vision SAS
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 Valeo Vision SAS filed Critical Valeo Vision SAS
Priority to FR0952485A priority Critical patent/FR2944602B1/fr
Publication of FR2944602A1 publication Critical patent/FR2944602A1/fr
Application granted granted Critical
Publication of FR2944602B1 publication Critical patent/FR2944602B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
    • B60S1/08—Wipers or the like, e.g. scrapers characterised by the drive electrically driven
    • B60S1/0818—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like
    • B60S1/0822—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like characterized by the arrangement or type of detection means
    • B60S1/0833—Optical rain sensor
    • B60S1/0844—Optical rain sensor including a camera
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
    • G01N2021/9586—Windscreens

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR0952485A 2009-04-16 2009-04-16 Systeme de detection de gouttes d'eau sur une glace Active FR2944602B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0952485A FR2944602B1 (fr) 2009-04-16 2009-04-16 Systeme de detection de gouttes d'eau sur une glace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0952485A FR2944602B1 (fr) 2009-04-16 2009-04-16 Systeme de detection de gouttes d'eau sur une glace

Publications (2)

Publication Number Publication Date
FR2944602A1 FR2944602A1 (fr) 2010-10-22
FR2944602B1 true FR2944602B1 (fr) 2016-11-18

Family

ID=41327602

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0952485A Active FR2944602B1 (fr) 2009-04-16 2009-04-16 Systeme de detection de gouttes d'eau sur une glace

Country Status (1)

Country Link
FR (1) FR2944602B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011056690A1 (de) * 2011-12-20 2013-06-20 Continental Automotive Gmbh Verfahren und Vorrichtung zur Ermittlung von Feuchtigkeit auf einer Fahrzeugscheibe
FR3122494A1 (fr) * 2021-04-30 2022-11-04 Saint-Gobain Glass France Ensemble vitré comprenant un détecteur de buée

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4867561A (en) * 1986-08-22 1989-09-19 Nippondenso Co., Ltd. Apparatus for optically detecting an extraneous matter on a translucent shield
US6020704A (en) * 1997-12-02 2000-02-01 Valeo Electrical Systems, Inc. Windscreen sensing and wiper control system
JP3974853B2 (ja) * 2001-02-28 2007-09-12 ナイルス株式会社 付着物検出装置およびそれを用いた制御装置
US8180099B2 (en) * 2002-07-16 2012-05-15 Trw Limited Rain detection apparatus and method
US7718943B2 (en) * 2004-09-29 2010-05-18 Gentex Corporation Moisture sensor for optically detecting moisture
FR2908527B1 (fr) * 2006-11-15 2009-01-16 Valeo Vision Sa Capteur photosensible dans le domaine automobile

Also Published As

Publication number Publication date
FR2944602A1 (fr) 2010-10-22

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