DE1235046B - Vorrichtung zum maschinellen Erkennen von Zeichen - Google Patents

Vorrichtung zum maschinellen Erkennen von Zeichen

Info

Publication number
DE1235046B
DE1235046B DEN19343A DEN0019343A DE1235046B DE 1235046 B DE1235046 B DE 1235046B DE N19343 A DEN19343 A DE N19343A DE N0019343 A DEN0019343 A DE N0019343A DE 1235046 B DE1235046 B DE 1235046B
Authority
DE
Germany
Prior art keywords
character
counter
column
scanning
signal
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.)
Pending
Application number
DEN19343A
Other languages
German (de)
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.)
NCR Voyix Corp
Original Assignee
NCR 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 NCR Corp filed Critical NCR Corp
Publication of DE1235046B publication Critical patent/DE1235046B/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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)
  • Pulse Circuits (AREA)
  • Character Discrimination (AREA)
DEN19343A 1959-12-23 1960-12-20 Vorrichtung zum maschinellen Erkennen von Zeichen Pending DE1235046B (de)

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
DE1235046B true DE1235046B (de) 1967-02-23

Family

ID=25335887

Family Applications (2)

Application Number Title Priority Date Filing Date
DEN21769A Pending DE1208528B (de) 1959-12-23 1960-12-20 Schaltung zum Synchronisieren von Taktimpulsen
DEN19343A Pending DE1235046B (de) 1959-12-23 1960-12-20 Vorrichtung zum maschinellen Erkennen von Zeichen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DEN21769A Pending DE1208528B (de) 1959-12-23 1960-12-20 Schaltung zum Synchronisieren von Taktimpulsen

Country Status (7)

Country Link
US (1) US3102995A (forum.php)
CH (2) CH382219A (forum.php)
DE (2) DE1208528B (forum.php)
DK (2) DK117919B (forum.php)
FR (1) FR1280830A (forum.php)
GB (2) GB909942A (forum.php)
NL (2) NL140070B (forum.php)

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
NL125947C (forum.php) * 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 (forum.php) * 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

Citations (5)

* 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
DE860429C (de) * 1939-01-31 1952-12-22 Ibm Deutschland Verfahren und Einrichtung zur selbsttaetigen Auswertung von lesbaren Zeichen sowie Ausbildung der Zeichen
GB793103A (en) * 1954-11-10 1958-04-09 British Tabulating Mach Co Ltd Improvements in or relating to data sensing apparatus
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.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US3008123A (en) * 1956-04-02 1961-11-07 Ibm Apparatus for analyzing intelligence manifestations

Patent Citations (5)

* 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
DE860429C (de) * 1939-01-31 1952-12-22 Ibm Deutschland Verfahren und Einrichtung zur selbsttaetigen Auswertung von lesbaren Zeichen sowie Ausbildung der Zeichen
GB793103A (en) * 1954-11-10 1958-04-09 British Tabulating Mach Co Ltd Improvements in or relating to data sensing apparatus
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
DK117919B (da) 1970-06-15
GB909943A (en) 1962-11-07
NL259327A (forum.php)
GB909942A (en) 1962-11-07
DE1208528B (de) 1966-01-05
US3102995A (en) 1963-09-03
NL140070B (nl) 1973-10-15
DK108502C (da) 1967-12-27
FR1280830A (fr) 1962-01-08
CH375165A (fr) 1964-02-15
CH382219A (fr) 1964-09-30

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