CH447677A - Zeichenerkennungsgerät mit Konturenabtastung - Google Patents

Zeichenerkennungsgerät mit Konturenabtastung

Info

Publication number
CH447677A
CH447677A CH350167A CH350167A CH447677A CH 447677 A CH447677 A CH 447677A CH 350167 A CH350167 A CH 350167A CH 350167 A CH350167 A CH 350167A CH 447677 A CH447677 A CH 447677A
Authority
CH
Switzerland
Prior art keywords
recognition device
character recognition
contour scanning
contour
scanning
Prior art date
Application number
CH350167A
Other languages
English (en)
Inventor
Warner Hardin William
Joseph Kennedy James
Russell Plummer Norman
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of CH447677A publication Critical patent/CH447677A/de

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
    • G06V30/14—Image acquisition
    • G06V30/144—Image acquisition using a slot moved over the image; using discrete sensing elements at predetermined points; using automatic curve following means

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
CH350167A 1966-03-14 1967-03-10 Zeichenerkennungsgerät mit Konturenabtastung CH447677A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53417866A 1966-03-14 1966-03-14

Publications (1)

Publication Number Publication Date
CH447677A true CH447677A (de) 1967-11-30

Family

ID=24128997

Family Applications (1)

Application Number Title Priority Date Filing Date
CH350167A CH447677A (de) 1966-03-14 1967-03-10 Zeichenerkennungsgerät mit Konturenabtastung

Country Status (4)

Country Link
US (1) US3490002A (de)
CH (1) CH447677A (de)
DE (1) DE1549756A1 (de)
GB (1) GB1117854A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845319A (en) * 1971-10-22 1974-10-29 Sick Erwin Method and apparatus for the accurate detection of the passage of the edge of a straight contrast jump
GB1378422A (en) * 1972-01-19 1974-12-27 Rank Organisation Ltd Optical scanning apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3353024A (en) * 1965-01-25 1967-11-14 Ibm Control circuitry for an electronic curve follower

Also Published As

Publication number Publication date
US3490002A (en) 1970-01-13
DE1549756A1 (de) 1971-04-15
GB1117854A (en) 1968-06-26

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