BE795908A - Lecteurs de cartes magnetiques - Google Patents

Lecteurs de cartes magnetiques

Info

Publication number
BE795908A
BE795908A BE795908DA BE795908A BE 795908 A BE795908 A BE 795908A BE 795908D A BE795908D A BE 795908DA BE 795908 A BE795908 A BE 795908A
Authority
BE
Belgium
Prior art keywords
magnetic card
card readers
readers
magnetic
card
Prior art date
Application number
Other languages
English (en)
Inventor
S Nakauchi
M Hirasawa
Original Assignee
Tokyo Magnetic Printing
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.)
Publication date
Publication of BE795908A publication Critical patent/BE795908A/fr

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K7/0163—Synchronisation of sensing process by means of additional timing marks on the record-carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
BE795908D 1972-03-14 Lecteurs de cartes magnetiques BE795908A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47025212A JPS5911969B2 (ja) 1972-03-14 1972-03-14 磁気カ−ド読取り方式

Publications (1)

Publication Number Publication Date
BE795908A true BE795908A (fr) 1973-06-18

Family

ID=12159639

Family Applications (1)

Application Number Title Priority Date Filing Date
BE795908D BE795908A (fr) 1972-03-14 Lecteurs de cartes magnetiques

Country Status (5)

Country Link
US (1) US3825728A (fr)
JP (1) JPS5911969B2 (fr)
BE (1) BE795908A (fr)
FR (1) FR2176352A5 (fr)
GB (1) GB1416368A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3949193A (en) * 1974-01-07 1976-04-06 Electrospace Corporation Credit card reader having two magnetic readout heads
US4087789A (en) * 1977-04-27 1978-05-02 Burroughs Corporation Magnetic ink character recognition system
US4380734A (en) * 1980-06-30 1983-04-19 Western Electric Company, Inc. Measuring magnetic intensity independent of speed in a succession of moving magnetic strips
GB2193013A (en) * 1986-07-03 1988-01-27 Raymond Mcenaney Programmable tape or card

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2658958A (en) * 1949-07-16 1953-11-10 Wilcox Gay Corp Negative feedback frequency response compensation amplifier system
US3213298A (en) * 1961-09-07 1965-10-19 Gen Dynamics Corp Differential integrator, sampler and comparator system
US3612834A (en) * 1968-10-14 1971-10-12 Mitsubishi Heavy Ind Ltd Signal readout method and apparatus
US3676644A (en) * 1970-03-05 1972-07-11 Columbia Controls Research Cor Coded document and system for automatically reading same

Also Published As

Publication number Publication date
US3825728A (en) 1974-07-23
DE2308249B2 (de) 1977-02-03
FR2176352A5 (fr) 1973-10-26
GB1416368A (en) 1975-12-03
DE2308249A1 (de) 1973-09-27
JPS5911969B2 (ja) 1984-03-19
JPS4894406A (fr) 1973-12-05

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: TOKYO MAGNETIC PRINTING CO. LTD

Effective date: 19850223