FR2331098A1 - Procede de lecture et de decodage d'un message enregistre magnetiquement et dispositif pour la mise en oeuvre du procede - Google Patents

Procede de lecture et de decodage d'un message enregistre magnetiquement et dispositif pour la mise en oeuvre du procede

Info

Publication number
FR2331098A1
FR2331098A1 FR7534207A FR7534207A FR2331098A1 FR 2331098 A1 FR2331098 A1 FR 2331098A1 FR 7534207 A FR7534207 A FR 7534207A FR 7534207 A FR7534207 A FR 7534207A FR 2331098 A1 FR2331098 A1 FR 2331098A1
Authority
FR
France
Prior art keywords
reading
heads
decoding
separated
avoid need
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
FR7534207A
Other languages
English (en)
French (fr)
Other versions
FR2331098B1 (OSRAM
Inventor
Jean-Max Drouot
Jacques Touzet
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.)
Compagnie pour le Developpment des Transactions Automatiques TRANSAC
Original Assignee
Compagnie pour le Developpment des Transactions Automatiques TRANSAC
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 Compagnie pour le Developpment des Transactions Automatiques TRANSAC filed Critical Compagnie pour le Developpment des Transactions Automatiques TRANSAC
Priority to FR7534207A priority Critical patent/FR2331098A1/fr
Publication of FR2331098A1 publication Critical patent/FR2331098A1/fr
Application granted granted Critical
Publication of FR2331098B1 publication Critical patent/FR2331098B1/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
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/01—Details
    • G06K7/016—Synchronisation of sensing process
    • G06K7/0166—Synchronisation of sensing process by means of clock-signals derived from the code marks, e.g. self-clocking code
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/087—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors flux-sensitive, e.g. magnetic, detectors
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/224—Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • G06V30/2247—Characters composed of bars, e.g. CMC-7

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Multimedia (AREA)
  • Printers Characterized By Their Purpose (AREA)
FR7534207A 1975-11-07 1975-11-07 Procede de lecture et de decodage d'un message enregistre magnetiquement et dispositif pour la mise en oeuvre du procede Granted FR2331098A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7534207A FR2331098A1 (fr) 1975-11-07 1975-11-07 Procede de lecture et de decodage d'un message enregistre magnetiquement et dispositif pour la mise en oeuvre du procede

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7534207A FR2331098A1 (fr) 1975-11-07 1975-11-07 Procede de lecture et de decodage d'un message enregistre magnetiquement et dispositif pour la mise en oeuvre du procede

Publications (2)

Publication Number Publication Date
FR2331098A1 true FR2331098A1 (fr) 1977-06-03
FR2331098B1 FR2331098B1 (OSRAM) 1979-05-04

Family

ID=9162211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7534207A Granted FR2331098A1 (fr) 1975-11-07 1975-11-07 Procede de lecture et de decodage d'un message enregistre magnetiquement et dispositif pour la mise en oeuvre du procede

Country Status (1)

Country Link
FR (1) FR2331098A1 (OSRAM)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1264119B (de) * 1963-12-05 1968-03-21 Telefunken Patent Einrichtung zur maschinellen Erkennung von Zeichen mit Kantenabstands-Kodierung

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1264119B (de) * 1963-12-05 1968-03-21 Telefunken Patent Einrichtung zur maschinellen Erkennung von Zeichen mit Kantenabstands-Kodierung

Also Published As

Publication number Publication date
FR2331098B1 (OSRAM) 1979-05-04

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