AU2001263997A1 - Method for marking a material and method for reading said marking - Google Patents

Method for marking a material and method for reading said marking

Info

Publication number
AU2001263997A1
AU2001263997A1 AU2001263997A AU6399701A AU2001263997A1 AU 2001263997 A1 AU2001263997 A1 AU 2001263997A1 AU 2001263997 A AU2001263997 A AU 2001263997A AU 6399701 A AU6399701 A AU 6399701A AU 2001263997 A1 AU2001263997 A1 AU 2001263997A1
Authority
AU
Australia
Prior art keywords
marking
reading
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.)
Abandoned
Application number
AU2001263997A
Inventor
Bruno Cavallier
Bernard Cretin
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.)
Centre National de la Recherche Scientifique CNRS
Original Assignee
Centre National de la Recherche Scientifique CNRS
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 Centre National de la Recherche Scientifique CNRS filed Critical Centre National de la Recherche Scientifique CNRS
Publication of AU2001263997A1 publication Critical patent/AU2001263997A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
    • G06K1/126—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by photographic or thermographic registration
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10554—Moving beam scanning
    • G06K7/10564—Light sources
    • G06K7/10574—Multiple sources
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/12—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using a selected wavelength, e.g. to sense red marks and ignore blue marks

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AU2001263997A 2000-05-23 2001-05-22 Method for marking a material and method for reading said marking Abandoned AU2001263997A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0006556A FR2809517B1 (en) 2000-05-23 2000-05-23 METHOD FOR MARKING A MATERIAL AND METHOD FOR READING THE MARKING
FR0006556 2000-05-23
PCT/FR2001/001576 WO2001091034A1 (en) 2000-05-23 2001-05-22 Method for marking a material and method for reading said marking

Publications (1)

Publication Number Publication Date
AU2001263997A1 true AU2001263997A1 (en) 2001-12-03

Family

ID=8850502

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001263997A Abandoned AU2001263997A1 (en) 2000-05-23 2001-05-22 Method for marking a material and method for reading said marking

Country Status (3)

Country Link
AU (1) AU2001263997A1 (en)
FR (1) FR2809517B1 (en)
WO (1) WO2001091034A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH604279A5 (en) * 1976-12-21 1978-08-31 Landis & Gyr Ag
US4733079A (en) * 1985-12-13 1988-03-22 Lockheed Corporation Method of and apparatus for thermographic identification of parts
JPH07266763A (en) * 1994-03-31 1995-10-17 Toppan Printing Co Ltd Information recording medium
JP3068483B2 (en) * 1996-02-08 2000-07-24 株式会社東芝 Pattern reading method and optical signal reading device

Also Published As

Publication number Publication date
FR2809517A1 (en) 2001-11-30
FR2809517B1 (en) 2007-03-02
WO2001091034A1 (en) 2001-11-29

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