FR2483112A1 - Element de memoire magnetique thermo-inutilisable - Google Patents

Element de memoire magnetique thermo-inutilisable Download PDF

Info

Publication number
FR2483112A1
FR2483112A1 FR8011321A FR8011321A FR2483112A1 FR 2483112 A1 FR2483112 A1 FR 2483112A1 FR 8011321 A FR8011321 A FR 8011321A FR 8011321 A FR8011321 A FR 8011321A FR 2483112 A1 FR2483112 A1 FR 2483112A1
Authority
FR
France
Prior art keywords
information
layer
heat
credit card
magnetic
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.)
Granted
Application number
FR8011321A
Other languages
English (en)
French (fr)
Other versions
FR2483112B1 (show.php
Inventor
Georges Chancel
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.)
Thales Avionics SAS
Original Assignee
Crouzet SA
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 Crouzet SA filed Critical Crouzet SA
Priority to FR8011321A priority Critical patent/FR2483112A1/fr
Publication of FR2483112A1 publication Critical patent/FR2483112A1/fr
Application granted granted Critical
Publication of FR2483112B1 publication Critical patent/FR2483112B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
    • G06K1/126—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by photographic or thermographic registration
    • 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
    • G06K19/06187—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
    • 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
    • G06K19/12—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 magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Credit Cards Or The Like (AREA)
FR8011321A 1980-05-21 1980-05-21 Element de memoire magnetique thermo-inutilisable Granted FR2483112A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8011321A FR2483112A1 (fr) 1980-05-21 1980-05-21 Element de memoire magnetique thermo-inutilisable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8011321A FR2483112A1 (fr) 1980-05-21 1980-05-21 Element de memoire magnetique thermo-inutilisable

Publications (2)

Publication Number Publication Date
FR2483112A1 true FR2483112A1 (fr) 1981-11-27
FR2483112B1 FR2483112B1 (show.php) 1983-11-18

Family

ID=9242201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8011321A Granted FR2483112A1 (fr) 1980-05-21 1980-05-21 Element de memoire magnetique thermo-inutilisable

Country Status (1)

Country Link
FR (1) FR2483112A1 (show.php)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997022086A1 (de) * 1995-12-14 1997-06-19 Landis & Gyr Technology Innovation Ag Zusatzsicherheitsmerkmal für chipkarten
WO2014001094A1 (de) * 2012-06-28 2014-01-03 Bundesdruckerei Gmbh Identifikationsdokument

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997022086A1 (de) * 1995-12-14 1997-06-19 Landis & Gyr Technology Innovation Ag Zusatzsicherheitsmerkmal für chipkarten
WO2014001094A1 (de) * 2012-06-28 2014-01-03 Bundesdruckerei Gmbh Identifikationsdokument
EP2867829B1 (de) 2012-06-28 2016-08-10 Bundesdruckerei GmbH Identifikationsdokument

Also Published As

Publication number Publication date
FR2483112B1 (show.php) 1983-11-18

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CD Change of name or company name
TP Transmission of property