HK1162722A1 - Optical reading method - Google Patents

Optical reading method

Info

Publication number
HK1162722A1
HK1162722A1 HK12103126.7A HK12103126A HK1162722A1 HK 1162722 A1 HK1162722 A1 HK 1162722A1 HK 12103126 A HK12103126 A HK 12103126A HK 1162722 A1 HK1162722 A1 HK 1162722A1
Authority
HK
Hong Kong
Prior art keywords
reading method
optical reading
optical
reading
Prior art date
Application number
HK12103126.7A
Other languages
Chinese (zh)
Inventor
中西干育
Original Assignee
都市電氣株式會社
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 都市電氣株式會社 filed Critical 都市電氣株式會社
Publication of HK1162722A1 publication Critical patent/HK1162722A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/88—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing selenium, tellurium or unspecified chalcogen elements
    • C09K11/881—Chalcogenides
    • C09K11/883—Chalcogenides with zinc or cadmium
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/56—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing sulfur
    • C09K11/562—Chalcogenides
    • C09K11/565—Chalcogenides with zinc cadmium
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Credit Cards Or The Like (AREA)
  • Luminescent Compositions (AREA)
HK12103126.7A 2008-12-16 2012-03-29 Optical reading method HK1162722A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008320307 2008-12-16
JP2009150800 2009-06-25
PCT/JP2009/070920 WO2010071137A1 (en) 2008-12-16 2009-12-15 Optical reading method

Publications (1)

Publication Number Publication Date
HK1162722A1 true HK1162722A1 (en) 2012-08-31

Family

ID=42268808

Family Applications (1)

Application Number Title Priority Date Filing Date
HK12103126.7A HK1162722A1 (en) 2008-12-16 2012-03-29 Optical reading method

Country Status (4)

Country Link
JP (1) JP5339381B2 (en)
CN (1) CN102257508B (en)
HK (1) HK1162722A1 (en)
WO (1) WO2010071137A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102693679A (en) * 2012-05-30 2012-09-26 广东普加福光电科技有限公司 Anti-counterfeiting identification method by aid of quantum points
US10303912B2 (en) 2012-09-27 2019-05-28 Denso Wave Incorporated Information code medium, and system and apparatus for reading information code provided by the same
JP2014071466A (en) * 2012-09-27 2014-04-21 Denso Wave Inc Information code read system and information code reader
CN103073946B (en) * 2013-01-14 2014-06-18 山西大学 Waterborne fluorescent falsification-resistant ink and preparation method thereof
JP6164637B2 (en) * 2013-03-22 2017-07-19 国立大学法人名古屋大学 Fluorescent probe for labeling biological samples
US9460328B1 (en) 2016-01-15 2016-10-04 International Business Machines Corporation Extracting information from surface coatings
WO2018135434A1 (en) * 2017-01-18 2018-07-26 三菱マテリアル株式会社 Cd-free colloidal quantum dot capable of emitting visible fluorescence, and method for producing same
KR102101078B1 (en) * 2018-04-26 2020-04-16 주식회사 에스지엠 Coded pattern substrate and article, login system, virtual sports simulation device using the same
CN109993016A (en) * 2019-04-10 2019-07-09 宁锐慧创信息科技南京有限公司 It is a kind of for receive dimension code reading code system
KR102101117B1 (en) * 2019-04-16 2020-04-16 주식회사 에스지엠 Login system and virtual sports simulation device using the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4205773B2 (en) * 1998-01-28 2009-01-07 東芝テック株式会社 Fluorescent ink and recorded information reading device
US7077329B2 (en) * 2003-06-24 2006-07-18 National Research Council Of Canada Spectral coding by fluorescent semiconductor nanocrystals for document identification and security applications
US20070045777A1 (en) * 2004-07-08 2007-03-01 Jennifer Gillies Micronized semiconductor nanocrystal complexes and methods of making and using same
KR20070050989A (en) * 2004-09-07 2007-05-16 코닌클리케 필립스 일렉트로닉스 엔.브이. Optical data carrier with a thermochromic layer
WO2008010822A2 (en) * 2005-09-12 2008-01-24 Ultradots, Inc. Authenticating and identifying objects using nanoparticles

Also Published As

Publication number Publication date
WO2010071137A1 (en) 2010-06-24
JPWO2010071137A1 (en) 2012-05-31
CN102257508B (en) 2014-09-10
JP5339381B2 (en) 2013-11-13
CN102257508A (en) 2011-11-23

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20191214