ATE72492T1 - Optische schreib-lesekarte. - Google Patents

Optische schreib-lesekarte.

Info

Publication number
ATE72492T1
ATE72492T1 AT87105564T AT87105564T ATE72492T1 AT E72492 T1 ATE72492 T1 AT E72492T1 AT 87105564 T AT87105564 T AT 87105564T AT 87105564 T AT87105564 T AT 87105564T AT E72492 T1 ATE72492 T1 AT E72492T1
Authority
AT
Austria
Prior art keywords
card
recording medium
recess portion
transparent protection
protection layer
Prior art date
Application number
AT87105564T
Other languages
English (en)
Inventor
Takeshi Ishida
Original Assignee
Omron Tateisi Electronics Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13047944&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE72492(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Application granted granted Critical
Publication of ATE72492T1 publication Critical patent/ATE72492T1/de

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/24003—Shapes of record carriers other than disc shape
    • G11B7/24012—Optical cards
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24053—Protective topcoat layers lying opposite to the light entrance side, e.g. layers for preventing electrostatic charging
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S283/00—Printed matter
    • Y10S283/904—Credit card

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Credit Cards Or The Like (AREA)
  • Holo Graphy (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
AT87105564T 1986-04-15 1987-04-15 Optische schreib-lesekarte. ATE72492T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1986057165U JPS62168120U (de) 1986-04-15 1986-04-15
EP87105564A EP0241924B1 (de) 1986-04-15 1987-04-15 Optische Schreib-Lesekarte

Publications (1)

Publication Number Publication Date
ATE72492T1 true ATE72492T1 (de) 1992-02-15

Family

ID=13047944

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87105564T ATE72492T1 (de) 1986-04-15 1987-04-15 Optische schreib-lesekarte.

Country Status (5)

Country Link
US (1) US4916300A (de)
EP (1) EP0241924B1 (de)
JP (1) JPS62168120U (de)
AT (1) ATE72492T1 (de)
DE (1) DE3776586D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4931138A (en) * 1988-01-12 1990-06-05 Olympus Optical Co. Ltd. Method and apparatus for manufacturing optical card
JPH07101188A (ja) * 1993-10-05 1995-04-18 Canon Inc 複合カード
US7728048B2 (en) 2002-12-20 2010-06-01 L-1 Secure Credentialing, Inc. Increasing thermal conductivity of host polymer used with laser engraving methods and compositions
DE602004030434D1 (de) 2003-04-16 2011-01-20 L 1 Secure Credentialing Inc Dreidimensionale datenspeicherung
US20050072849A1 (en) * 2003-09-03 2005-04-07 Jones Robert L. Identification document with optical memory and related method of manufacture

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4340959A (en) * 1979-12-28 1982-07-20 Rca Corporation Optical recording medium with a thick overcoat
JPS608993A (ja) * 1983-06-29 1985-01-17 Fujitsu Ltd 取引カ−ド
DE3446412C2 (de) * 1984-12-20 1995-08-10 Hartmann Gmbh Co Kg Georg Identkarte zum Lesen unter Verwendung eines magnetischen Systems
EP0485366B1 (de) * 1985-02-18 1995-10-04 Dai Nippon Insatsu Kabushiki Kaisha Prozess zum Herstellen von optischen Datenkarten
DE8608201U1 (de) * 1985-03-28 1986-07-31 LGZ Landis & Gyr Zug AG, Zug Datenkarte

Also Published As

Publication number Publication date
EP0241924A3 (en) 1989-07-26
EP0241924B1 (de) 1992-02-05
EP0241924A2 (de) 1987-10-21
US4916300A (en) 1990-04-10
JPS62168120U (de) 1987-10-24
DE3776586D1 (de) 1992-03-19

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