CA2297890C - Device for recognizing diffraction optical markings - Google Patents

Device for recognizing diffraction optical markings Download PDF

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Publication number
CA2297890C
CA2297890C CA002297890A CA2297890A CA2297890C CA 2297890 C CA2297890 C CA 2297890C CA 002297890 A CA002297890 A CA 002297890A CA 2297890 A CA2297890 A CA 2297890A CA 2297890 C CA2297890 C CA 2297890C
Authority
CA
Canada
Prior art keywords
light
photodetectors
diffraction
light source
optical
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 - Fee Related
Application number
CA002297890A
Other languages
English (en)
French (fr)
Other versions
CA2297890A1 (en
Inventor
Rene Staub
Wayne Robert Tompkin
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.)
OVD Kinegram AG
Original Assignee
OVD Kinegram AG
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 OVD Kinegram AG filed Critical OVD Kinegram AG
Publication of CA2297890A1 publication Critical patent/CA2297890A1/en
Application granted granted Critical
Publication of CA2297890C publication Critical patent/CA2297890C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06K7/10544—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
    • G06K7/10821—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 further details of bar or optical code scanning devices
    • G06K7/1094—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 further details of bar or optical code scanning devices the record carrier being at least partially of the hologram type
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
    • G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
    • G06K19/16—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards the marking being a hologram or diffraction grating
    • 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
    • G06K7/10544—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
    • G06K7/10712—Fixed beam scanning
    • G06K7/10722—Photodetector array or CCD scanning

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)
  • Length Measuring Devices By Optical Means (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Credit Cards Or The Like (AREA)
  • Optical Transform (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Eye Examination Apparatus (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Holo Graphy (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
CA002297890A 1997-06-06 1998-06-03 Device for recognizing diffraction optical markings Expired - Fee Related CA2297890C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH1367/97 1997-06-06
CH01367/97A CH693693A5 (de) 1997-06-06 1997-06-06 Vorrichtung zum Erkennen beugungsoptischer Markierungen.
PCT/EP1998/003302 WO1998055963A1 (de) 1997-06-06 1998-06-03 Vorrichtung zum erkennen beugungsoptischer markierungen

Publications (2)

Publication Number Publication Date
CA2297890A1 CA2297890A1 (en) 1998-12-10
CA2297890C true CA2297890C (en) 2004-06-01

Family

ID=4208768

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002297890A Expired - Fee Related CA2297890C (en) 1997-06-06 1998-06-03 Device for recognizing diffraction optical markings

Country Status (13)

Country Link
US (1) US6365907B1 (enExample)
EP (1) EP0986795B1 (enExample)
JP (1) JP4094068B2 (enExample)
KR (1) KR100403420B1 (enExample)
CN (1) CN1179300C (enExample)
AT (1) ATE230868T1 (enExample)
AU (1) AU738610B2 (enExample)
CA (1) CA2297890C (enExample)
CH (1) CH693693A5 (enExample)
DE (1) DE59806870D1 (enExample)
ES (1) ES2190593T3 (enExample)
RU (1) RU2208248C2 (enExample)
WO (1) WO1998055963A1 (enExample)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH693517A5 (de) 1997-06-06 2003-09-15 Ovd Kinegram Ag Flächenmuster.
DE19924750C2 (de) * 1999-04-08 2002-11-14 Ovd Kinegram Ag Zug Leseanordnung für Informationsstreifen mit optisch kodierter Information
DE10006663B4 (de) * 2000-02-15 2006-10-05 Metronom Ag Verfahren zur Vermessung von langwelligen Oberflächenstrukturen
DE10028239A1 (de) * 2000-06-07 2001-12-13 Bundesdruckerei Gmbh Vorrichtung zur Auswertung von Echtheitsmerkmalen mit Beugungsstruktur
GB0025096D0 (en) * 2000-10-13 2000-11-29 Bank Of England Detection of printing and coating media
AU2003209915B8 (en) * 2002-04-04 2008-09-18 Landqart Device for checking security elements
US8171567B1 (en) 2002-09-04 2012-05-01 Tracer Detection Technology Corp. Authentication method and system
KR101333278B1 (ko) * 2004-03-09 2013-12-02 카운슬 오브 사이언티픽 앤드 인더스트리얼 리서치 시각적인 반사 스펙트럼 반응을 이용한 향상된 위조 화폐 검출기
WO2005088380A1 (fr) * 2004-03-11 2005-09-22 Federalnoe Gosudarstvennoe Unitarnoe Predpriyatie 'osoboe Konstruktorskoe Byuro Vysokoenergetichestikh Laserov 'granat' Imeni V.K. Orlova' Dispositif pour detecter des objets optiques ou optoelectroniques
EP2128790A3 (en) * 2004-03-12 2011-01-26 Ingenia Technology Limited Authenticity verification with linearised data
US8896885B2 (en) * 2004-03-12 2014-11-25 Ingenia Holdings Limited Creating authenticatable printed articles and subsequently verifying them based on scattered light caused by surface structure
DE102004020661A1 (de) 2004-04-24 2005-11-17 Smiths Heimann Biometrics Gmbh Anordnung und Verfahren zum Prüfen von optischen Beugungsstrukturen auf Dokumenten
GB2417592B (en) * 2004-08-13 2006-07-26 Ingenia Technology Ltd Authenticity verification of articles
US20060294583A1 (en) * 2005-05-11 2006-12-28 Ingenia Holdings (U.K.) Limited Authenticity Verification
WO2007012821A1 (en) * 2005-07-27 2007-02-01 Ingenia Technology Limited Verification of the signature of an article created from signals obtained from scatter of coherent optical radiation from the surface of the article
EP1908028A1 (en) * 2005-07-27 2008-04-09 Ingenia Technology Limited Authenticity verification
JP5123181B2 (ja) * 2005-07-27 2013-01-16 インジェニア・テクノロジー・（ユーケイ）・リミテッド 真正性の検証
GB2429950B (en) * 2005-09-08 2007-08-22 Ingenia Holdings Copying
EP1969525A1 (en) * 2005-12-23 2008-09-17 Ingenia Holdings (UK)Limited Optical authentication
GB2434442A (en) * 2006-01-16 2007-07-25 Ingenia Holdings Verification of performance attributes of packaged integrated circuits
WO2007149876A2 (en) * 2006-06-20 2007-12-27 Datalogic Scanning, Inc. Imaging scanner with multiple image fields
GB0616495D0 (en) * 2006-08-18 2006-09-27 Rue De Int Ltd Method and apparatus for raised material detection
DE102006045626A1 (de) * 2006-09-27 2008-04-03 Giesecke & Devrient Gmbh Vorrichtung und Verfahren zur optischen Untersuchung von Wertdokumenten
GB2450131B (en) * 2007-06-13 2009-05-06 Ingenia Holdings Fuzzy Keys
US8353457B2 (en) * 2008-02-12 2013-01-15 Datalogic ADC, Inc. Systems and methods for forming a composite image of multiple portions of an object from multiple perspectives
US8608076B2 (en) * 2008-02-12 2013-12-17 Datalogic ADC, Inc. Monolithic mirror structure for use in a multi-perspective optical code reader
US8678287B2 (en) * 2008-02-12 2014-03-25 Datalogic ADC, Inc. Two-plane optical code reader for acquisition of multiple views of an object
WO2009102616A2 (en) * 2008-02-12 2009-08-20 Datalogic Scanning, Inc. Systems and methods for forming a composite image of multiple portions of an object from multiple perspectives
KR101020583B1 (ko) 2008-04-28 2011-03-09 주식회사 엠비젼 홀로그램 광학 검사 시스템
GB2460625B (en) * 2008-05-14 2010-05-26 Ingenia Holdings Two tier authentication
DE102008064388A1 (de) * 2008-12-22 2010-06-24 Giesecke & Devrient Gmbh Verfahren und Vorrichtung zum Prüfen von Wertdokumenten
US8322621B2 (en) 2008-12-26 2012-12-04 Datalogic ADC, Inc. Image-based code reader for acquisition of multiple views of an object and methods for employing same
US8261990B2 (en) 2008-12-26 2012-09-11 Datalogic ADC, Inc. Data reader having compact arrangement for acquisition of multiple views of an object
DE102009017708B3 (de) 2009-04-14 2010-11-04 Bundesdruckerei Gmbh Verifikationsvorrichtung und Verfahren zum Verifizieren beugender und/oder reflektierender Sicherheitsmerkmale von Sicherheitsdokumenten
IT1400414B1 (it) * 2010-05-12 2013-05-31 Zecca Dello Ist Poligrafico Dispositivo di lettura di supporti dati ottici
WO2012001077A1 (en) * 2010-06-29 2012-01-05 Sicpa Holding Sa Method and device for measuring optical properties of an optically variable marking applied to an object
EP2463645A1 (en) * 2010-12-08 2012-06-13 Roche Diagnostics GmbH Consumable for measuring an analyte concentration of a body fluid sample, reader for reading an optical data storage of such a consumable and measuring system
PT2820592T (pt) 2012-03-01 2018-03-22 Sys Tech Solutions Inc Resumo
US20150169928A1 (en) 2012-03-01 2015-06-18 Sys-Tech Solutions, Inc. Methods and a system for verifying the identity of a printed item
US20150379321A1 (en) 2012-03-01 2015-12-31 Sys-Tech Solutions, Inc. Methods and a system for verifying the authenticity of a mark
RU2532699C2 (ru) * 2012-10-25 2014-11-10 Федеральное государственное бюджетное учреждение науки Институт информатики и проблем регионального управления Кабардино-Балкарского научного центра РАН Устройство ввода идентификационного признака в средствах контроля и управления доступом
JP2015104832A (ja) * 2013-11-29 2015-06-08 株式会社小森コーポレーション シート状物の検査装置
EA028631B1 (ru) * 2014-11-17 2017-12-29 Общество С Ограниченной Ответственностью "Центр Компьютерной Голографии" Способ автоматизированного контроля подлинности оптических защитных меток на банкнотных нитях и устройство для его осуществления
CA2989349C (en) 2015-06-16 2018-07-17 Sys-Tech Solutions, Inc. Methods and a computing device for determining whether a mark is genuine
JP6497272B2 (ja) * 2015-08-25 2019-04-10 株式会社デンソーウェーブ 情報コード読取システム及び情報コード読取装置
AU2017234124B2 (en) 2016-03-14 2018-11-22 Sys-Tech Solutions, Inc. Methods and a computing device for determining whether a mark is genuine
EP3452789B1 (en) * 2016-05-03 2020-02-19 Arges GmbH Optical rotation angle measuring system
CN105893992A (zh) * 2016-05-31 2016-08-24 京东方科技集团股份有限公司 指纹识别结构和方法、显示装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH653160A5 (de) 1981-09-10 1985-12-13 Landis & Gyr Ag Wertdokument mit maschinenlesbaren optischen echtheitsmarkierungen.
CH653162A5 (de) 1981-10-27 1985-12-13 Landis & Gyr Ag Einrichtung zur echtheitspruefung von dokumenten.
GB2128549B (en) 1982-10-13 1986-02-12 Standard Telephones Cables Ltd Debit/credit card
JPH05307633A (ja) 1992-04-28 1993-11-19 Nhk Spring Co Ltd 対象物の識別構造及び識別方法
US5200794A (en) * 1989-08-11 1993-04-06 Nhk Spring Co., Ltd. Optical head for an optical authenticity identifing system
DE69027071T2 (de) 1989-08-11 1996-12-12 Nhk Spring Co Ltd Echtheitserkennungseinrichtung für Informationsspeicherkarten
US5291006A (en) * 1989-08-11 1994-03-01 Nhk Spring Co., Ltd. Authenticity identifying system for information storage cards
RU2030789C1 (ru) * 1989-12-08 1995-03-10 Северовостоков Владимир Серафимович Фотоэлектрическое считывающее устройство
RU2030787C1 (ru) * 1989-12-25 1995-03-10 Северовостоков Владимир Серафимович Фотоэлектрическое считывающее устройство
WO1992022039A1 (en) * 1991-06-05 1992-12-10 Mikoh Pty. Ltd. Optical memories incorporating diffraction gratings
EP0533448B1 (en) * 1991-09-16 2003-03-05 Nhk Spring Co.Ltd. Authenticity identifying system for information storage cards
JPH0797388B2 (ja) * 1992-09-29 1995-10-18 日本発条株式会社 対象物の識別構造
US5754520A (en) * 1994-12-22 1998-05-19 Landis & Gyr Technology Innovation Ag Optical data carriers and reading devices therefor

Also Published As

Publication number Publication date
DE59806870D1 (de) 2003-02-13
CH693693A5 (de) 2003-12-15
KR100403420B1 (ko) 2003-10-30
WO1998055963A1 (de) 1998-12-10
KR20010013505A (ko) 2001-02-26
RU2208248C2 (ru) 2003-07-10
AU7918098A (en) 1998-12-21
EP0986795A1 (de) 2000-03-22
AU738610B2 (en) 2001-09-20
JP4094068B2 (ja) 2008-06-04
CN1179300C (zh) 2004-12-08
US6365907B1 (en) 2002-04-02
EP0986795B1 (de) 2003-01-08
CA2297890A1 (en) 1998-12-10
ES2190593T3 (es) 2003-08-01
CN1264481A (zh) 2000-08-23
ATE230868T1 (de) 2003-01-15
JP2002503368A (ja) 2002-01-29
HK1027651A1 (en) 2001-01-19

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Effective date: 20180604