ATE344507T1 - Optischer datenträger mit einem auf optischer beugung basierenden code, und zugehöriges lesegerät - Google Patents

Optischer datenträger mit einem auf optischer beugung basierenden code, und zugehöriges lesegerät

Info

Publication number
ATE344507T1
ATE344507T1 AT01830772T AT01830772T ATE344507T1 AT E344507 T1 ATE344507 T1 AT E344507T1 AT 01830772 T AT01830772 T AT 01830772T AT 01830772 T AT01830772 T AT 01830772T AT E344507 T1 ATE344507 T1 AT E344507T1
Authority
AT
Austria
Prior art keywords
data carrier
optical
diffractive
optical data
based code
Prior art date
Application number
AT01830772T
Other languages
English (en)
Inventor
Michela Casini
Laura Luciani
Flavio Lucentini
Original Assignee
Zecca Dello Ist Poligrafico
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 Zecca Dello Ist Poligrafico filed Critical Zecca Dello Ist Poligrafico
Application granted granted Critical
Publication of ATE344507T1 publication Critical patent/ATE344507T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K19/06009—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 with optically detectable marking
    • G06K19/06046—Constructional details
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K19/14—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 sensed by radiation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024—Hologram nature or properties
    • G03H1/0244—Surface relief holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/0276—Replicating a master hologram without interference recording
    • G03H1/028—Replicating a master hologram without interference recording by embossing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2260/00—Recording materials or recording processes
    • G03H2260/14—Photoresist
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K2019/06215—Aspects not covered by other subgroups
    • G06K2019/0629—Holographic, diffractive or retroreflective recording

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
  • Credit Cards Or The Like (AREA)
  • Optical Recording Or Reproduction (AREA)
AT01830772T 2001-12-18 2001-12-18 Optischer datenträger mit einem auf optischer beugung basierenden code, und zugehöriges lesegerät ATE344507T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01830772A EP1321890B1 (de) 2001-12-18 2001-12-18 Optischer Datenträger mit einem auf optischer Beugung basierenden Code, und zugehöriges Lesegerät

Publications (1)

Publication Number Publication Date
ATE344507T1 true ATE344507T1 (de) 2006-11-15

Family

ID=8184816

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01830772T ATE344507T1 (de) 2001-12-18 2001-12-18 Optischer datenträger mit einem auf optischer beugung basierenden code, und zugehöriges lesegerät

Country Status (3)

Country Link
EP (1) EP1321890B1 (de)
AT (1) ATE344507T1 (de)
DE (1) DE60124283T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10308328A1 (de) * 2003-02-26 2004-09-09 Giesecke & Devrient Gmbh Verfahren zur Herstellung eines belichteten Substrats
IT1400414B1 (it) * 2010-05-12 2013-05-31 Zecca Dello Ist Poligrafico Dispositivo di lettura di supporti dati ottici
CN112820332A (zh) * 2021-01-05 2021-05-18 中国科学院上海微系统与信息技术研究所 一种可控溶解混合存储器、制备方法及其信息读取方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5145212A (en) * 1988-02-12 1992-09-08 American Banknote Holographics, Inc. Non-continuous holograms, methods of making them and articles incorporating them
DE3932505C2 (de) * 1989-09-28 2001-03-15 Gao Ges Automation Org Datenträger mit einem optisch variablen Element
FR2719687B1 (fr) * 1994-05-04 1996-09-06 Hologram Ind Sarl Procédé de marquage de produits ou de documents, produit ainsi marqué et moyens pour la mise en Óoeuvre du procédé et un dispositif de vérification d'un tel produit ou document.
NO303098B1 (no) * 1995-06-23 1998-05-25 Opticom As Optisk datalagringsmedium med diffraktive optiske elementer og fremgangsmÕte til skriving og lesing av data i dette
US6628603B1 (en) * 1997-03-27 2003-09-30 Imation Corp. Dual layer optical storage medium having partially reflecting layer comprising antimony sulfide
JP2001023237A (ja) * 1999-07-02 2001-01-26 Pioneer Electronic Corp 情報記録媒体
TW463163B (en) * 1999-08-21 2001-11-11 Ind Tech Res Inst High density optical recording medium

Also Published As

Publication number Publication date
EP1321890B1 (de) 2006-11-02
DE60124283T2 (de) 2007-06-06
EP1321890A1 (de) 2003-06-25
DE60124283D1 (de) 2006-12-14

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