IT7848983A0 - Perfezionamento nei sistemi per il riconoscimento ottico automatico di caratteri - Google Patents

Perfezionamento nei sistemi per il riconoscimento ottico automatico di caratteri

Info

Publication number
IT7848983A0
IT7848983A0 IT7848983A IT4898378A IT7848983A0 IT 7848983 A0 IT7848983 A0 IT 7848983A0 IT 7848983 A IT7848983 A IT 7848983A IT 4898378 A IT4898378 A IT 4898378A IT 7848983 A0 IT7848983 A0 IT 7848983A0
Authority
IT
Italy
Prior art keywords
improvement
systems
character recognition
optical character
automatic optical
Prior art date
Application number
IT7848983A
Other languages
English (en)
Other versions
IT1103863B (it
Inventor
Marion Wayne Neff
Original Assignee
Recognition Equipment Inc
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 Recognition Equipment Inc filed Critical Recognition Equipment Inc
Publication of IT7848983A0 publication Critical patent/IT7848983A0/it
Application granted granted Critical
Publication of IT1103863B publication Critical patent/IT1103863B/it

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
    • G06V30/14—Image acquisition
    • G06V30/148—Segmentation of character regions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
    • B41J2/447—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources
    • B41J2/45—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources using light-emitting diode [LED] or laser arrays
    • B41J2002/453—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources using light-emitting diode [LED] or laser arrays self-scanning
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Discrimination (AREA)
  • Character Input (AREA)
IT48983/78A 1977-08-22 1978-04-19 Perfezionamento nei sistemi per il riconoscimento ottico automatico di caratteri IT1103863B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/826,580 US4087790A (en) 1977-08-22 1977-08-22 Character presence processor

Publications (2)

Publication Number Publication Date
IT7848983A0 true IT7848983A0 (it) 1978-04-19
IT1103863B IT1103863B (it) 1985-10-14

Family

ID=25246953

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48983/78A IT1103863B (it) 1977-08-22 1978-04-19 Perfezionamento nei sistemi per il riconoscimento ottico automatico di caratteri

Country Status (9)

Country Link
US (1) US4087790A (it)
JP (1) JPS6013511B2 (it)
CA (1) CA1114501A (it)
DE (1) DE2836725A1 (it)
FR (1) FR2401467B1 (it)
GB (1) GB1597775A (it)
IT (1) IT1103863B (it)
NL (1) NL7808259A (it)
SE (1) SE443461B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57151601U (it) * 1981-03-16 1982-09-22
US4542528A (en) * 1981-04-09 1985-09-17 Recognition Equipment Incorporated OCR and bar code reader with optimized sensor
US4411016A (en) * 1981-06-01 1983-10-18 Recognition Equipment Incorporated Barcode width measurement system
JPS5812002A (ja) * 1981-07-15 1983-01-24 Sumitomo Electric Ind Ltd 自動車用多重伝送系における負荷制御方式
JPS5814214A (ja) * 1981-07-18 1983-01-27 Yanmar Agricult Equip Co Ltd 収穫機の自動操向装置
JPS5844504A (ja) * 1981-09-10 1983-03-15 Toshiba Corp 調整弁制御装置
US4499595A (en) * 1981-10-01 1985-02-12 General Electric Co. System and method for pattern recognition
DE3173021D1 (en) * 1981-12-02 1986-01-02 Toshiba Kk Character separating system in use for an optical character reader
US4521862A (en) * 1982-03-29 1985-06-04 General Electric Company Serialization of elongated members
US4685141A (en) * 1983-12-19 1987-08-04 Ncr Canada Ltd - Ncr Canada Ltee Method and system for finding image data associated with the monetary amount on financial documents
JPS61259211A (ja) * 1985-05-14 1986-11-17 Copal Co Ltd ズ−ムレンズ鏡胴
JPS6274181A (ja) * 1985-09-27 1987-04-04 Sony Corp 文字認識装置
US4949391A (en) * 1986-09-26 1990-08-14 Everex Ti Corporation Adaptive image acquisition system
EP0264872B1 (en) * 1986-10-20 1994-01-12 Sharp Kabushiki Kaisha Image input processor
US4882629A (en) * 1987-05-08 1989-11-21 Everex Ti Corporation Adaptive exposure control system
US5077805A (en) * 1990-05-07 1991-12-31 Eastman Kodak Company Hybrid feature-based and template matching optical character recognition system
US5081690A (en) * 1990-05-08 1992-01-14 Eastman Kodak Company Row-by-row segmentation and thresholding for optical character recognition
US6651221B1 (en) * 1993-05-20 2003-11-18 Microsoft Corporation System and methods for spacing, storing and recognizing electronic representations of handwriting, printing and drawings

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3219974A (en) * 1960-11-14 1965-11-23 Control Data Corp Means for determining separation locations between spaced and touching characters
US3526876A (en) * 1965-10-24 1970-09-01 Ibm Character separation apparatus for character recognition machines
FR2073822A5 (it) * 1969-12-31 1971-10-01 Ibm
GB1399348A (en) * 1971-08-02 1975-07-02 Mel Equipment Co Ltd Character recognition apparatus
US3932840A (en) * 1973-10-15 1976-01-13 Taplin Business Machines Incorporated Error detection and sequence maintaining system for bar-code readers
US4075605A (en) * 1974-09-13 1978-02-21 Recognition Equipment Incorporated Character recognition unit
JPS5156139A (en) * 1974-11-13 1976-05-17 Hitachi Ltd Mojomitorisochi niokeru kiridashihoshiki
US4083034A (en) * 1976-10-04 1978-04-04 Recognition Equipment Incorporated Plural tracker character detection and boundary location system

Also Published As

Publication number Publication date
US4087790A (en) 1978-05-02
JPS5435635A (en) 1979-03-15
SE7805414L (sv) 1979-02-23
SE443461B (sv) 1986-02-24
FR2401467B1 (fr) 1985-10-18
JPS6013511B2 (ja) 1985-04-08
NL7808259A (nl) 1979-02-26
IT1103863B (it) 1985-10-14
GB1597775A (en) 1981-09-09
CA1114501A (en) 1981-12-15
DE2836725A1 (de) 1979-03-08
FR2401467A1 (fr) 1979-03-23

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