ATE527121T1 - Sicherheitsvorrichtung - Google Patents

Sicherheitsvorrichtung

Info

Publication number
ATE527121T1
ATE527121T1 AT05770103T AT05770103T ATE527121T1 AT E527121 T1 ATE527121 T1 AT E527121T1 AT 05770103 T AT05770103 T AT 05770103T AT 05770103 T AT05770103 T AT 05770103T AT E527121 T1 ATE527121 T1 AT E527121T1
Authority
AT
Austria
Prior art keywords
optical structures
substrate
safety device
zero order
order diffractive
Prior art date
Application number
AT05770103T
Other languages
English (en)
Inventor
Marc Schnieper
Alexander Stuck
Harald Walter
Original Assignee
Suisse Electronique Microtech
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 Suisse Electronique Microtech filed Critical Suisse Electronique Microtech
Application granted granted Critical
Publication of ATE527121T1 publication Critical patent/ATE527121T1/de

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1809—Diffraction gratings with pitch less than or comparable to the wavelength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/328—Diffraction gratings; Holograms
    • 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
    • G06K19/06009—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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/22—Nonparticulate element embedded or inlaid in substrate and visible

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Credit Cards Or The Like (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Optical Integrated Circuits (AREA)
  • Eyeglasses (AREA)
AT05770103T 2004-08-05 2005-08-03 Sicherheitsvorrichtung ATE527121T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0417422.3A GB0417422D0 (en) 2004-08-05 2004-08-05 Security device
PCT/IB2005/002494 WO2006016265A1 (en) 2004-08-05 2005-08-03 Security device

Publications (1)

Publication Number Publication Date
ATE527121T1 true ATE527121T1 (de) 2011-10-15

Family

ID=32982553

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05770103T ATE527121T1 (de) 2004-08-05 2005-08-03 Sicherheitsvorrichtung

Country Status (5)

Country Link
US (3) US8270050B2 (de)
EP (2) EP2314460B1 (de)
AT (1) ATE527121T1 (de)
GB (2) GB0417422D0 (de)
WO (1) WO2006016265A1 (de)

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US7821691B2 (en) 2006-07-28 2010-10-26 CSEM Centre Suisse d'Electronique et de Microtechnique SA—Recherche et Développement Zero-order diffractive filter
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US10185065B2 (en) * 2010-08-11 2019-01-22 CLL Secure Pty Ltd Optically variable device
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US11899285B2 (en) 2016-12-30 2024-02-13 Danmarks Tekniske Universitet Photothermal modification of high index dielectric structures
US10802321B2 (en) * 2017-07-20 2020-10-13 Benq Materials Corporation Optical film for liquid crystal display
GB2566975B (en) 2017-09-29 2020-03-25 De La Rue Int Ltd Security Device And Method Of Manufacture Thereof
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JP7334414B2 (ja) * 2018-03-20 2023-08-29 凸版印刷株式会社 光学素子、転写箔、および、認証体
WO2019182051A1 (ja) * 2018-03-20 2019-09-26 凸版印刷株式会社 光学素子、および、認証体
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US12529831B2 (en) 2018-12-14 2026-01-20 Lawrence Livermore National Security, Llc Directionally dependent optical features apparatus and method
DE102019001570A1 (de) 2019-03-06 2020-09-10 Giesecke+Devrient Currency Technology Gmbh Linsenpigment, Verfahren zum Herstellen desselben, Wertdokument und Druckfarbe
US11378725B2 (en) * 2019-03-13 2022-07-05 Xerox Corporation Apparatus and method for forming a layered diffraction grating and a printed article including a layered diffraction grating
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CN111007664A (zh) * 2019-12-18 2020-04-14 中国科学院光电技术研究所 一种高衍射效率、低散斑噪声的衍射光学元件的设计方法
US11358407B2 (en) * 2020-07-16 2022-06-14 Hong Kong Applied Science and Technology Research Institute Company Limited Multilayered optical security device
CN111986557A (zh) * 2020-08-28 2020-11-24 江阴通利光电科技有限公司 采用定域涂布制造标签防伪膜的方法
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Also Published As

Publication number Publication date
EP2314460A1 (de) 2011-04-27
WO2006016265A1 (en) 2006-02-16
EP1776242B1 (de) 2011-10-05
GB0515999D0 (en) 2005-09-07
US8441727B2 (en) 2013-05-14
EP2314460B1 (de) 2017-07-05
US20070247714A1 (en) 2007-10-25
US20130301131A1 (en) 2013-11-14
US20130044375A1 (en) 2013-02-21
US8270050B2 (en) 2012-09-18
EP1776242A1 (de) 2007-04-25
GB2416738A (en) 2006-02-08
US8824032B2 (en) 2014-09-02
GB0417422D0 (en) 2004-09-08

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