CA1049147A - Systeme optique de reconnaissance de caracteres - Google Patents

Systeme optique de reconnaissance de caracteres

Info

Publication number
CA1049147A
CA1049147A CA74191381A CA191381A CA1049147A CA 1049147 A CA1049147 A CA 1049147A CA 74191381 A CA74191381 A CA 74191381A CA 191381 A CA191381 A CA 191381A CA 1049147 A CA1049147 A CA 1049147A
Authority
CA
Canada
Prior art keywords
document
format
data
read
line
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.)
Expired
Application number
CA74191381A
Other languages
English (en)
Other versions
CA191381S (en
Inventor
Thomas G. Holmes
Harrison B. Lidkea
Kenneth L. Seib
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.)
Optical Business Machines Inc
Original Assignee
Optical Business Machines 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 Optical Business Machines Inc filed Critical Optical Business Machines Inc
Application granted granted Critical
Publication of CA1049147A publication Critical patent/CA1049147A/fr
Expired legal-status Critical Current

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
    • G06V30/12—Detection or correction of errors, e.g. by rescanning the pattern
    • 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
    • G06V30/14—Image acquisition
    • G06V30/1444—Selective acquisition, locating or processing of specific regions, e.g. highlighted text, fiducial marks or predetermined fields
    • 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

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)
  • Sheets, Magazines, And Separation Thereof (AREA)
CA74191381A 1973-06-07 1974-01-30 Systeme optique de reconnaissance de caracteres Expired CA1049147A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US367881A US3872433A (en) 1973-06-07 1973-06-07 Optical character recognition system

Publications (1)

Publication Number Publication Date
CA1049147A true CA1049147A (fr) 1979-02-20

Family

ID=23449012

Family Applications (1)

Application Number Title Priority Date Filing Date
CA74191381A Expired CA1049147A (fr) 1973-06-07 1974-01-30 Systeme optique de reconnaissance de caracteres

Country Status (5)

Country Link
US (1) US3872433A (fr)
JP (1) JPS5017931A (fr)
CA (1) CA1049147A (fr)
FR (1) FR2289009A1 (fr)
GB (1) GB1458681A (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4273440A (en) * 1977-08-30 1981-06-16 Horst Froessl Method and apparatus for data collection and preparation
US4408181A (en) * 1979-04-10 1983-10-04 Tokyo Shibaura Denki Kabushiki Kaisha Document data filing/retrieval system
AU1014183A (en) * 1981-11-28 1983-06-17 Scantron G.M.B.H. & Co. Verfahren und vorrichtung zum lesen von kontrastierenden zeichen
JPS58134368A (ja) * 1982-02-05 1983-08-10 Ricoh Co Ltd 文書画像処理装置
JPS59128666A (ja) * 1983-01-14 1984-07-24 Fuji Xerox Co Ltd 伝票，書類等の発行装置
JPH0827831B2 (ja) * 1986-05-16 1996-03-21 株式会社日立製作所 画像登録方式
US4764976A (en) * 1986-06-26 1988-08-16 Ncr Corporation Document reader module
US5459796A (en) * 1990-10-22 1995-10-17 The Watt Stopper System for entering handwritten data into computer generated forms
US5307424A (en) * 1990-12-12 1994-04-26 Eberhard Kuehl Character recognition system
US5483606A (en) * 1994-01-03 1996-01-09 Xerox Corporation Method for automatically registering a document having a plurality of pages
US7986843B2 (en) * 2006-11-29 2011-07-26 Google Inc. Digital image archiving and retrieval in a mobile device system
US20080162602A1 (en) * 2006-12-28 2008-07-03 Google Inc. Document archiving system
US20080162603A1 (en) * 2006-12-28 2008-07-03 Google Inc. Document archiving system
US8326358B2 (en) 2009-01-30 2012-12-04 Research In Motion Limited System and method for access control in a portable electronic device
US20110260829A1 (en) * 2010-04-21 2011-10-27 Research In Motion Limited Method of providing security on a portable electronic device having a touch-sensitive display
US8490008B2 (en) 2011-11-10 2013-07-16 Research In Motion Limited Touchscreen keyboard predictive display and generation of a set of characters
US9310889B2 (en) 2011-11-10 2016-04-12 Blackberry Limited Touchscreen keyboard predictive display and generation of a set of characters
US9715489B2 (en) 2011-11-10 2017-07-25 Blackberry Limited Displaying a prediction candidate after a typing mistake
US9652448B2 (en) 2011-11-10 2017-05-16 Blackberry Limited Methods and systems for removing or replacing on-keyboard prediction candidates
US9122672B2 (en) 2011-11-10 2015-09-01 Blackberry Limited In-letter word prediction for virtual keyboard
CA2789827C (fr) 2012-01-19 2017-06-13 Research In Motion Limited Clavier virtuel offrant une indication de l'entree recue
US9557913B2 (en) 2012-01-19 2017-01-31 Blackberry Limited Virtual keyboard display having a ticker proximate to the virtual keyboard
US20130222255A1 (en) 2012-02-24 2013-08-29 Research In Motion Limited Portable electronic device including touch-sensitive display and method of controlling same
US9910588B2 (en) 2012-02-24 2018-03-06 Blackberry Limited Touchscreen keyboard providing word predictions in partitions of the touchscreen keyboard in proximate association with candidate letters
US9201510B2 (en) 2012-04-16 2015-12-01 Blackberry Limited Method and device having touchscreen keyboard with visual cues
US10025487B2 (en) 2012-04-30 2018-07-17 Blackberry Limited Method and apparatus for text selection
US9354805B2 (en) 2012-04-30 2016-05-31 Blackberry Limited Method and apparatus for text selection
US9292192B2 (en) 2012-04-30 2016-03-22 Blackberry Limited Method and apparatus for text selection
US9207860B2 (en) 2012-05-25 2015-12-08 Blackberry Limited Method and apparatus for detecting a gesture
US9116552B2 (en) 2012-06-27 2015-08-25 Blackberry Limited Touchscreen keyboard providing selection of word predictions in partitions of the touchscreen keyboard
US9063653B2 (en) 2012-08-31 2015-06-23 Blackberry Limited Ranking predictions based on typing speed and typing confidence
US9524290B2 (en) 2012-08-31 2016-12-20 Blackberry Limited Scoring predictions based on prediction length and typing speed
CN103020556A (zh) * 2012-10-24 2013-04-03 北京机械工业自动化研究所 一种堆垛机信息识别方法及系统
CN108764226B (zh) * 2018-04-13 2022-05-03 顺丰科技有限公司 图像文本识别方法、装置、设备及其存储介质
US10659637B1 (en) * 2019-03-15 2020-05-19 Toshiba Tec Kabushiki Kaisha Image forming apparatus and image forming method
US20230222103A1 (en) * 2022-01-10 2023-07-13 Box, Inc. Synchroniznig files having filenames with illegal characters

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US352393A (en) * 1886-11-09 Under-garment
US2620977A (en) * 1950-12-29 1952-12-09 Ibm Card feed controlling mechanism
FR1304185A (fr) * 1961-08-11 1962-09-21 Appareil pour l'alimentation et la lecture de cartes perforées pour machines à composer
NL302730A (fr) * 1962-12-28
US3337766A (en) * 1964-04-16 1967-08-22 Ibm Selective beam positioning of a flying spot scanner with error correction
US3458688A (en) * 1965-08-09 1969-07-29 Ibm Document line position identification for line marking and document indexing apparatus
JPS4319771Y1 (fr) * 1965-11-19 1968-08-19
US3582886A (en) * 1967-10-03 1971-06-01 Ibm Scanning address generator for computer-controlled character reader
JPS4514486Y1 (fr) * 1967-12-25 1970-06-18
US3820067A (en) * 1969-11-14 1974-06-25 Cognitronics Corp Character reading system controlled by preprinted program control characters on document form
US3761876A (en) * 1971-07-28 1973-09-25 Recognition Equipment Inc Recognition unit for optical character reading system
US3886325A (en) * 1973-04-18 1975-05-27 Ibm Formatting for record-controlled machines

Also Published As

Publication number Publication date
FR2289009B1 (fr) 1978-12-08
US3872433A (en) 1975-03-18
JPS5017931A (fr) 1975-02-25
FR2289009A1 (fr) 1976-05-21
GB1458681A (en) 1976-12-15

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