DE69528422D1 - Medium zum Datenaufzeichnen - Google Patents

Medium zum Datenaufzeichnen

Info

Publication number
DE69528422D1
DE69528422D1 DE69528422T DE69528422T DE69528422D1 DE 69528422 D1 DE69528422 D1 DE 69528422D1 DE 69528422 T DE69528422 T DE 69528422T DE 69528422 T DE69528422 T DE 69528422T DE 69528422 D1 DE69528422 D1 DE 69528422D1
Authority
DE
Germany
Prior art keywords
recording medium
data recording
data
medium
recording
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
DE69528422T
Other languages
English (en)
Other versions
DE69528422T2 (de
Inventor
Masao Kuroiwa
Songdi Zhang
Tohru Endo
Yoshie Arai
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.)
Toppan Inc
Original Assignee
Toppan Printing Co Ltd
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
Priority claimed from JP6158775A external-priority patent/JPH0822519A/ja
Priority claimed from JP6158774A external-priority patent/JPH0822518A/ja
Application filed by Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Application granted granted Critical
Publication of DE69528422D1 publication Critical patent/DE69528422D1/de
Publication of DE69528422T2 publication Critical patent/DE69528422T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06K19/08—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
    • G06K19/083—Constructional details
    • G06K19/086—Constructional details with markings consisting of randomly placed or oriented elements, the randomness of the elements being useable for generating a unique identifying signature of the record carrier, e.g. randomly placed magnetic fibers or magnetic particles in the body of a credit card
    • 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
    • G06K19/06187—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 magnetically detectable marking
    • G06K19/06196—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Magnetic Record Carriers (AREA)
  • Credit Cards Or The Like (AREA)
  • Paints Or Removers (AREA)
DE1995628422 1994-07-11 1995-07-10 Medium zum Datenaufzeichnen Expired - Fee Related DE69528422T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6158775A JPH0822519A (ja) 1994-07-11 1994-07-11 情報記録媒体及び真偽判定方法
JP6158774A JPH0822518A (ja) 1994-07-11 1994-07-11 情報記録媒体及び真偽判定方法

Publications (2)

Publication Number Publication Date
DE69528422D1 true DE69528422D1 (de) 2002-11-07
DE69528422T2 DE69528422T2 (de) 2003-02-27

Family

ID=26485784

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1995628422 Expired - Fee Related DE69528422T2 (de) 1994-07-11 1995-07-10 Medium zum Datenaufzeichnen

Country Status (2)

Country Link
EP (1) EP0696779B1 (de)
DE (1) DE69528422T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2318089A (en) * 1997-11-13 1998-04-15 Flying Null Ltd Banknote with two magnetic security features
US6372338B1 (en) * 1997-12-12 2002-04-16 Eastman Kodak Company Spherical magnetic particles for magnetic recording media
GB0009092D0 (en) * 2000-04-13 2000-05-31 Rue De Int Ltd Recording medium and manufacturing method
DE10345669B4 (de) * 2003-10-01 2008-02-07 Wirnitzer, Bernhard, Prof. Dr. Datenträger mit Kopierschutz und Verfahren zum Erzeugen eines Sicherungscodes
US8046299B2 (en) * 2003-10-15 2011-10-25 American Express Travel Related Services Company, Inc. Systems, methods, and devices for selling transaction accounts
EP1851732A4 (de) 2005-01-19 2010-08-04 Agency Science Tech & Res Identifikationsmarke, objekt, das dafür ausgelegt ist, identifiziert zu werden, und diesbezügliche verfahren, einrichtungen und systeme
EP2016447A4 (de) * 2006-05-11 2010-08-04 Singular Id Pte Ltd Identifikationsetiketten, für identifikation ausgelegte objekte und diesbezügliche verfahren, einrichtungen und systeme
US8251283B1 (en) * 2009-05-08 2012-08-28 Oberon Labs, LLC Token authentication using spatial characteristics
CN103503003A (zh) 2010-09-08 2014-01-08 比尔凯科技新加坡有限公司 用于读取基于固有无序的认证信息的集成单元
FR3065557B1 (fr) 2017-04-19 2022-08-19 Oberthur Technologies Procede de fabrication d'un dispositif de securite forme de couches superposees, et procede d'authentification d'un tel dispositif de securite

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6266375A (ja) * 1985-09-18 1987-03-25 Omron Tateisi Electronics Co カ−ドの真偽判別装置
NL8502567A (nl) 1985-09-19 1987-04-16 Bekaert Sa Nv Werkwijze en inrichting voor het op echtheid controleren van voorwerpen en voorwerp geschikt voor het toepassen van deze werkwijze.
JPS62145585A (ja) * 1985-12-19 1987-06-29 Omron Tateisi Electronics Co 磁気情報記録カ−ド
JP2949636B2 (ja) * 1990-06-05 1999-09-20 株式会社トーキン カードの真偽判別を行う方法
JPH0696294A (ja) * 1992-09-10 1994-04-08 Sankyo Seiki Mfg Co Ltd 磁気カ−ドの不正使用防止方法
US5601931A (en) * 1993-12-02 1997-02-11 Nhk Spring Company, Ltd. Object to be checked for authenticity and a method for manufacturing the same

Also Published As

Publication number Publication date
DE69528422T2 (de) 2003-02-27
EP0696779B1 (de) 2002-10-02
EP0696779A1 (de) 1996-02-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee