FR1261553A - Procédé d'enregistrement magnétique de données - Google Patents

Procédé d'enregistrement magnétique de données

Info

Publication number
FR1261553A
FR1261553A FR831442A FR831442A FR1261553A FR 1261553 A FR1261553 A FR 1261553A FR 831442 A FR831442 A FR 831442A FR 831442 A FR831442 A FR 831442A FR 1261553 A FR1261553 A FR 1261553A
Authority
FR
France
Prior art keywords
data recording
recording process
magnetic data
magnetic
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
Application number
FR831442A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 US823903A external-priority patent/US3100834A/en
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to FR831442A priority Critical patent/FR1261553A/fr
Application granted granted Critical
Publication of FR1261553A publication Critical patent/FR1261553A/fr
Expired 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
    • G06K19/06187—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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00804—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic sheets
    • G11B5/00808—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic sheets magnetic cards
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR831442A 1959-06-30 1960-06-29 Procédé d'enregistrement magnétique de données Expired FR1261553A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR831442A FR1261553A (fr) 1959-06-30 1960-06-29 Procédé d'enregistrement magnétique de données

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US823903A US3100834A (en) 1959-06-30 1959-06-30 Magnetic data processing
FR831442A FR1261553A (fr) 1959-06-30 1960-06-29 Procédé d'enregistrement magnétique de données

Publications (1)

Publication Number Publication Date
FR1261553A true FR1261553A (fr) 1961-05-19

Family

ID=26186592

Family Applications (1)

Application Number Title Priority Date Filing Date
FR831442A Expired FR1261553A (fr) 1959-06-30 1960-06-29 Procédé d'enregistrement magnétique de données

Country Status (1)

Country Link
FR (1) FR1261553A (fr)

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