CA1071764A - Input device for scanning documents with magnetic printing - Google Patents

Input device for scanning documents with magnetic printing

Info

Publication number
CA1071764A
CA1071764A CA246,916A CA246916A CA1071764A CA 1071764 A CA1071764 A CA 1071764A CA 246916 A CA246916 A CA 246916A CA 1071764 A CA1071764 A CA 1071764A
Authority
CA
Canada
Prior art keywords
bubble
magnetic
document
information
mode
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
CA246,916A
Other languages
English (en)
French (fr)
Inventor
George J. Fan
Eugene Shapiro
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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1071764A publication Critical patent/CA1071764A/en
Expired 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
    • G06K1/14—Methods or arrangements for marking the record carrier in digital fashion by transferring data from a similar or dissimilar record carrier
    • G06K1/18—Methods or arrangements for marking the record carrier in digital fashion by transferring data from a similar or dissimilar record carrier by transferring data from one type of record carrier on to another type of record carrier, e.g. from magnetic tape to punched card
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Printers Characterized By Their Purpose (AREA)
CA246,916A 1975-03-26 1976-03-02 Input device for scanning documents with magnetic printing Expired CA1071764A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/562,076 US3988739A (en) 1975-03-26 1975-03-26 Input device for scanning documents with magnetic bubble printing

Publications (1)

Publication Number Publication Date
CA1071764A true CA1071764A (en) 1980-02-12

Family

ID=24244689

Family Applications (1)

Application Number Title Priority Date Filing Date
CA246,916A Expired CA1071764A (en) 1975-03-26 1976-03-02 Input device for scanning documents with magnetic printing

Country Status (7)

Country Link
US (1) US3988739A (OSRAM)
JP (1) JPS51120621A (OSRAM)
CA (1) CA1071764A (OSRAM)
DE (1) DE2610410A1 (OSRAM)
FR (1) FR2305800A1 (OSRAM)
GB (1) GB1527917A (OSRAM)
IT (1) IT1055401B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135195A (en) * 1976-04-02 1979-01-16 Raytheon Company Magnetographic printing apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7204924A (OSRAM) * 1972-04-13 1973-10-16
NL7203555A (OSRAM) * 1972-03-17 1973-09-19
US3840865A (en) * 1972-06-23 1974-10-08 Ibm Detection of magnetic domains by tunnel junctions

Also Published As

Publication number Publication date
GB1527917A (en) 1978-10-11
FR2305800A1 (fr) 1976-10-22
FR2305800B1 (OSRAM) 1979-02-02
JPS51120621A (en) 1976-10-22
JPS5539238B2 (OSRAM) 1980-10-09
IT1055401B (it) 1981-12-21
DE2610410A1 (de) 1976-10-14
US3988739A (en) 1976-10-26

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Legal Events

Date Code Title Description
MKEX Expiry