CA1305793C - Support d'enregistrement magnetique et methode pour verifier son authenticite - Google Patents

Support d'enregistrement magnetique et methode pour verifier son authenticite

Info

Publication number
CA1305793C
CA1305793C CA000564643A CA564643A CA1305793C CA 1305793 C CA1305793 C CA 1305793C CA 000564643 A CA000564643 A CA 000564643A CA 564643 A CA564643 A CA 564643A CA 1305793 C CA1305793 C CA 1305793C
Authority
CA
Canada
Prior art keywords
magnetic
card
recording medium
verification
ascertaining
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 - Lifetime
Application number
CA000564643A
Other languages
English (en)
Inventor
Yoshihiko Nakahara
Minoru Fujita
Kenji Sugaya
Yuji Iwabuchi
Takayuki Nakai
Fumitaka Saito
Taro Obayashi
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.)
Kyodo Printing Co Ltd
Original Assignee
Kyodo 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
Application filed by Kyodo Printing Co Ltd filed Critical Kyodo Printing Co Ltd
Application granted granted Critical
Publication of CA1305793C publication Critical patent/CA1305793C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00Record carriers for use with machines and with at least a part designed to carry digital markings
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06Record 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
    • G06K19/08Record 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
    • G06K19/10Record 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Magnetic Record Carriers (AREA)
  • Credit Cards Or The Like (AREA)
CA000564643A 1987-04-21 1988-04-20 Support d'enregistrement magnetique et methode pour verifier son authenticite Expired - Lifetime CA1305793C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62096268A JPH083898B2 (ja) 1987-04-21 1987-04-21 磁気記録媒体およびその真偽判定方法
JP96268/1987 1987-04-21

Publications (1)

Publication Number Publication Date
CA1305793C true CA1305793C (fr) 1992-07-28

Family

ID=14160405

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000564643A Expired - Lifetime CA1305793C (fr) 1987-04-21 1988-04-20 Support d'enregistrement magnetique et methode pour verifier son authenticite

Country Status (5)

Country Link
JP (1) JPH083898B2 (fr)
KR (1) KR890700878A (fr)
AU (1) AU1592088A (fr)
CA (1) CA1305793C (fr)
WO (1) WO1988008591A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0776981B2 (ja) * 1989-11-02 1995-08-16 株式会社日本コンラックス カード型記録媒体の記録再生装置及びその不正使用防止方法
US5270526A (en) * 1989-11-02 1993-12-14 Nippon Conlux Co., Ltd. Card type recording medium and method of preventing a false use thereof
CN102446525B (zh) * 2010-09-30 2015-04-22 山东新北洋信息技术股份有限公司 磁记录方法及装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3038602C2 (de) * 1980-10-13 1986-09-25 COPYTEX GmbH Sicherheitssysteme, 7730 Villingen-Schwenningen Verfahren zum Erkennen der Echtheit eines Datenträgers
JPS58101385A (ja) * 1981-12-10 1983-06-16 Tdk Corp 消去不能な磁気カ−ド
JPS58111130A (ja) * 1981-12-24 1983-07-02 Omron Tateisi Electronics Co 磁気記録媒体
JPS60173722A (ja) * 1984-02-17 1985-09-07 Matsushita Electric Ind Co Ltd 磁気カ−ド
GB8521363D0 (en) * 1985-08-28 1985-10-02 De La Rue Co Plc Security card

Also Published As

Publication number Publication date
JPS63263602A (ja) 1988-10-31
AU1592088A (en) 1988-12-02
KR890700878A (ko) 1989-04-28
JPH083898B2 (ja) 1996-01-17
WO1988008591A1 (fr) 1988-11-03

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Legal Events

Date Code Title Description
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