DK117919B - Tegnaflæsningsapparat. - Google Patents

Tegnaflæsningsapparat.

Info

Publication number
DK117919B
DK117919B DK504960AA DK504960A DK117919B DK 117919 B DK117919 B DK 117919B DK 504960A A DK504960A A DK 504960AA DK 504960 A DK504960 A DK 504960A DK 117919 B DK117919 B DK 117919B
Authority
DK
Denmark
Prior art keywords
character reader
reader
character
Prior art date
Application number
DK504960AA
Other languages
Danish (da)
English (en)
Inventor
T Abbott
H Bernstein
Original Assignee
Ncr
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 Ncr filed Critical Ncr
Publication of DK117919B publication Critical patent/DK117919B/da

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/80—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices
    • H03K17/82—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices the devices being transfluxors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/45—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of non-linear magnetic or dielectric devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/13—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals
    • H03K5/135—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals by the use of time reference signals, e.g. clock signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Electronic Switches (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
  • Pulse Circuits (AREA)
DK504960AA 1959-12-23 1960-12-21 Tegnaflæsningsapparat. DK117919B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US861469A US3102995A (en) 1959-12-23 1959-12-23 Character reading system

Publications (1)

Publication Number Publication Date
DK117919B true DK117919B (da) 1970-06-15

Family

ID=25335887

Family Applications (2)

Application Number Title Priority Date Filing Date
DK364262AA DK108502C (da) 1959-12-23 1960-12-21 Synkroniseringskredsløb.
DK504960AA DK117919B (da) 1959-12-23 1960-12-21 Tegnaflæsningsapparat.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK364262AA DK108502C (da) 1959-12-23 1960-12-21 Synkroniseringskredsløb.

Country Status (7)

Country Link
US (1) US3102995A (fr)
CH (2) CH375165A (fr)
DE (2) DE1235046B (fr)
DK (2) DK108502C (fr)
FR (1) FR1280830A (fr)
GB (2) GB909942A (fr)
NL (2) NL140070B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1212758B (de) * 1959-11-13 1966-03-17 Siemens Ag Verfahren und Schaltungsanordnung zur maschinellen Erkennung von Schriftzeichen
US3207911A (en) * 1960-11-14 1965-09-21 Ncr Co Timing signal synchronizing circuit
US3184712A (en) * 1961-06-06 1965-05-18 Control Data Corp Core correlation matrix reader
BE627995A (fr) * 1962-02-20
US3201752A (en) * 1962-06-11 1965-08-17 Control Data Corp Reading machine with mark separation
US3177470A (en) * 1962-09-10 1965-04-06 Galopin Anthony Character sensing system
NL300644A (fr) * 1962-11-19
US3187306A (en) * 1962-12-14 1965-06-01 Control Data Corp Synchronized image examining and storage devices
US3293604A (en) * 1963-01-25 1966-12-20 Rca Corp Character recognition system utilizing asynchronous zoning of characters
US3217295A (en) * 1963-02-18 1965-11-09 North American Aviation Inc Correlation pattern recognition apparatus
US3303466A (en) * 1963-03-05 1967-02-07 Control Data Corp Character separating reading machine
DE1264119B (de) * 1963-12-05 1968-03-21 Telefunken Patent Einrichtung zur maschinellen Erkennung von Zeichen mit Kantenabstands-Kodierung
DE1242910B (de) * 1965-02-04 1967-06-22 Standard Elektrik Lorenz Ag Anordnung zum Ausloesen einer Taktimpulsfolge bei Aufzeichnungstraegerabtastung
US3519990A (en) * 1966-09-15 1970-07-07 Control Data Corp Recognition system for reading machine
US3524987A (en) * 1967-09-05 1970-08-18 Ltv Electrosystems Inc Symbol generator using aperture cards
US3571571A (en) * 1968-10-14 1971-03-23 Sylvania Electric Prod Information processing systems
US4845348A (en) * 1988-06-20 1989-07-04 Ncr Corporation Method and apparatus for reading bar code magnetic ink characters

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE731261C (de) * 1937-10-09 1943-02-04 Photomechanik Willy Salchow Vorrichtung zur Umwandlung von durch Marken nach einem Kombinationssystem dargestellten Werten durch photoelektrische Abtastung in Bewegungsgroessen
BE437817A (fr) * 1939-01-31
US2265418A (en) * 1939-01-31 1941-12-09 Ibm Record-controlled accumulator
US2616983A (en) * 1949-01-03 1952-11-04 Rca Corp Apparatus for indicia recognition
GB793103A (en) * 1954-11-10 1958-04-09 British Tabulating Mach Co Ltd Improvements in or relating to data sensing apparatus
US3008123A (en) * 1956-04-02 1961-11-07 Ibm Apparatus for analyzing intelligence manifestations
US2877951A (en) * 1956-12-31 1959-03-17 Ibm Character sensing system
BE573613A (fr) * 1957-12-10 1959-04-01 Ncr Co Appareil de lecture de caractères.

Also Published As

Publication number Publication date
NL140070B (nl) 1973-10-15
GB909942A (en) 1962-11-07
NL259327A (fr)
DE1208528B (de) 1966-01-05
FR1280830A (fr) 1962-01-08
US3102995A (en) 1963-09-03
DE1235046B (de) 1967-02-23
CH382219A (fr) 1964-09-30
DK108502C (da) 1967-12-27
GB909943A (en) 1962-11-07
CH375165A (fr) 1964-02-15

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