JPS6244671B2 - - Google Patents

Info

Publication number
JPS6244671B2
JPS6244671B2 JP55029988A JP2998880A JPS6244671B2 JP S6244671 B2 JPS6244671 B2 JP S6244671B2 JP 55029988 A JP55029988 A JP 55029988A JP 2998880 A JP2998880 A JP 2998880A JP S6244671 B2 JPS6244671 B2 JP S6244671B2
Authority
JP
Japan
Prior art keywords
fluorescent
ultraviolet lamp
phosphorescent
figures
colorant
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.)
Expired
Application number
JP55029988A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56127277A (en
Inventor
Tetsuo Oomya
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP2998880A priority Critical patent/JPS56127277A/ja
Publication of JPS56127277A publication Critical patent/JPS56127277A/ja
Publication of JPS6244671B2 publication Critical patent/JPS6244671B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Input (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
JP2998880A 1980-03-10 1980-03-10 Automatic discriminator for pattern of fluorescent and phosphorescent color materials Granted JPS56127277A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2998880A JPS56127277A (en) 1980-03-10 1980-03-10 Automatic discriminator for pattern of fluorescent and phosphorescent color materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2998880A JPS56127277A (en) 1980-03-10 1980-03-10 Automatic discriminator for pattern of fluorescent and phosphorescent color materials

Publications (2)

Publication Number Publication Date
JPS56127277A JPS56127277A (en) 1981-10-05
JPS6244671B2 true JPS6244671B2 (enExample) 1987-09-22

Family

ID=12291329

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2998880A Granted JPS56127277A (en) 1980-03-10 1980-03-10 Automatic discriminator for pattern of fluorescent and phosphorescent color materials

Country Status (1)

Country Link
JP (1) JPS56127277A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2110364B1 (es) * 1995-09-29 1998-08-01 Nacional Moneda Timbre Procedimiento y dispositivo para la validacion de entradas de espectaculos.
US5861618A (en) * 1995-10-23 1999-01-19 Pitney Bowes, Inc. System and method of improving the signal to noise ratio of bar code and indicia scanners that utilize fluorescent inks

Also Published As

Publication number Publication date
JPS56127277A (en) 1981-10-05

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