DE1090455B - Zeichen-Erkennungsvorrichtung - Google Patents

Zeichen-Erkennungsvorrichtung

Info

Publication number
DE1090455B
DE1090455B DEN15853A DEN0015853A DE1090455B DE 1090455 B DE1090455 B DE 1090455B DE N15853 A DEN15853 A DE N15853A DE N0015853 A DEN0015853 A DE N0015853A DE 1090455 B DE1090455 B DE 1090455B
Authority
DE
Germany
Prior art keywords
potential
positive
negative
points
circuit
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
DEN15853A
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 DE1090455B publication Critical patent/DE1090455B/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
    • G06V10/751—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Medical Informatics (AREA)
  • Health & Medical Sciences (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Software Systems (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Manipulation Of Pulses (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
  • Dc Digital Transmission (AREA)
DEN15853A 1957-11-18 1958-11-15 Zeichen-Erkennungsvorrichtung Pending DE1090455B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US697230A US3439337A (en) 1957-11-18 1957-11-18 Character recognition electrical de-coder system

Publications (1)

Publication Number Publication Date
DE1090455B true DE1090455B (de) 1960-10-06

Family

ID=24800339

Family Applications (1)

Application Number Title Priority Date Filing Date
DEN15853A Pending DE1090455B (de) 1957-11-18 1958-11-15 Zeichen-Erkennungsvorrichtung

Country Status (8)

Country Link
US (1) US3439337A (US07922777-20110412-C00004.png)
BE (1) BE573064A (US07922777-20110412-C00004.png)
CH (1) CH350129A (US07922777-20110412-C00004.png)
DE (1) DE1090455B (US07922777-20110412-C00004.png)
FR (1) FR1215769A (US07922777-20110412-C00004.png)
GB (1) GB854680A (US07922777-20110412-C00004.png)
NL (2) NL233291A (US07922777-20110412-C00004.png)
SE (1) SE174631C1 (US07922777-20110412-C00004.png)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1158733B (de) * 1961-08-01 1963-12-05 Telefunken Patent Schaltungsanordnung zur automatischen Erkennung lesbarer Zeichen
DE1215412B (de) * 1961-10-13 1966-04-28 Crosfield Electronics Ltd Geraet zur Pruefung von mit magnetischer Druck-farbe gedruckten Schriftzeichen
DE1235047B (de) * 1961-06-05 1967-02-23 Sperry Rand Corp Schaltungsanordnung zur Erkennung von Schriftzeichen
DE1240310B (de) * 1963-02-14 1967-05-11 Pitney Bowes Einrichtung zum maschinellen Erkennen von Zeichen

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3300045A (en) * 1963-12-23 1967-01-24 Rca Corp Character reader document sorter
US3638238A (en) * 1969-08-12 1972-01-25 Milford D E Magnetic ink symbol recognition system with waveshapes representing direct magnetic flux
US6327378B1 (en) 1995-02-15 2001-12-04 Banctec, Inc. Character recognition method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB785853A (en) * 1955-05-06 1957-11-06 Kenneth Roland Eldredge Improvements in or relating to automatic reading system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3038069A (en) * 1949-06-24 1962-06-05 Melpar Inc Spectrum analyzers
US2752489A (en) * 1950-03-03 1956-06-26 Int Standard Electric Corp Potential comparing device
US2898576A (en) * 1953-12-04 1959-08-04 Burroughs Corp Character recognition apparatus
GB806432A (en) * 1954-05-03 1958-12-23 Ronald George Griffith Improvements relating to type positioning mechanism of telegraph printing apparatus
USRE26104E (en) * 1955-12-19 1966-11-01 Data processing apparatus for identify. ing an unknown signal by comparison
US3072886A (en) * 1956-04-02 1963-01-08 Ibm Apparatus for analyzing intelligence manifestations

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB785853A (en) * 1955-05-06 1957-11-06 Kenneth Roland Eldredge Improvements in or relating to automatic reading system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1235047B (de) * 1961-06-05 1967-02-23 Sperry Rand Corp Schaltungsanordnung zur Erkennung von Schriftzeichen
DE1158733B (de) * 1961-08-01 1963-12-05 Telefunken Patent Schaltungsanordnung zur automatischen Erkennung lesbarer Zeichen
DE1215412B (de) * 1961-10-13 1966-04-28 Crosfield Electronics Ltd Geraet zur Pruefung von mit magnetischer Druck-farbe gedruckten Schriftzeichen
DE1240310B (de) * 1963-02-14 1967-05-11 Pitney Bowes Einrichtung zum maschinellen Erkennen von Zeichen

Also Published As

Publication number Publication date
US3439337A (en) 1969-04-15
SE174631C1 (US07922777-20110412-C00004.png) 1961-03-14
BE573064A (US07922777-20110412-C00004.png)
FR1215769A (fr) 1960-04-20
NL131359C (US07922777-20110412-C00004.png)
CH350129A (fr) 1960-11-15
GB854680A (en) 1960-11-23
NL233291A (US07922777-20110412-C00004.png)

Similar Documents

Publication Publication Date Title
DE1110926B (de) Verfahren und Einrichtung zum Erkennen von Schriftzeichen
DE1077464B (de) Verfahren und Anordnung zum automatischen Erkennen von Zeichen, insbesondere Schriftzeichen
DE1136861B (de) Anordnung zur Abtastung von Zeichen
DE1192257B (de) Verfahren zum zerstoerungsfreien Lesen von elektrischen Zuordnern mit Lerncharakter
DE1058284B (de) Magnetkernmatrix-Speicheranordnung mit mindestens einer Schaltkernmatrix
DE1424528A1 (de) Leseschaltung mit erhoehter Ablesegeschwindigkeit fuer den eine magnetisierbare Oberflaeche spurweise abtastenden,bewickelten Lesekopf eines Oberflaechenspeichers
DE1090455B (de) Zeichen-Erkennungsvorrichtung
DE2744249C3 (US07922777-20110412-C00004.png)
DE1147424B (de) Fehlerschaltung fuer ein Zeichenerkennungsgeraet
DE2648828C3 (de) Vorrichtung zum Betätigen von Elektromagneten
DE1219082B (de) Differentialverstaerkerschaltung fuer einen Matrix-Schreib-Lese-Kreis
DE1811420C3 (US07922777-20110412-C00004.png)
DE2018923A1 (de) Schnelle Stromschaltverstärker (Ablenkvers tSrker)
DE1173542B (de) Schaltungsanordnung zum Bestimmen des freien oder besetzten Zustandes der Verbindungen eines Schaltnetzwerkes fuer Fernmelde-, insbesondere Fernsprech-vermittlungsanlagen
DE2222182C2 (de) Isolierter Digital-Analog-Wandler
DE1184533B (de) Vorrichtung zum maschinellen Erkennen von Zeichen mit einem Autokorrelationsfunktionsgenerator
DE1268676B (de) Magnetkernspeicher
DE1243723B (de) Magnetische Vorrichtung zum Herauslcsen von Informationen aus einem magnetischen Speicherelement
DE1122754B (de) Verfahren und Vorrichtung zur automatischen Zeichenerkennung
DE696583C (de) Modulatorschaltung
DE1244856B (de) Impulsamplitudendiskriminator
DE613354C (de) Vorrichtung zum Registrieren von Telephongespraechen
DE1237814B (de) Zuordner zum Erkennen von Zeichen
DE2542552C3 (de) Schaltung zur Erzeugung der Summe mehrerer unsymmetrischer Signalspannungen
DE1562218C (de) Differenzverstärker mit symmetrischem Eingang und unsymmetrischem Ausgang