DE3889092D1 - Optische Zeichenlesevorrichtung. - Google Patents

Optische Zeichenlesevorrichtung.

Info

Publication number
DE3889092D1
DE3889092D1 DE3889092T DE3889092T DE3889092D1 DE 3889092 D1 DE3889092 D1 DE 3889092D1 DE 3889092 T DE3889092 T DE 3889092T DE 3889092 T DE3889092 T DE 3889092T DE 3889092 D1 DE3889092 D1 DE 3889092D1
Authority
DE
Germany
Prior art keywords
reading device
optical character
character reading
optical
reading
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 - Fee Related
Application number
DE3889092T
Other languages
English (en)
Other versions
DE3889092T2 (de
Inventor
Mikio C O Osaka Work Yamaguchi
Naoki C O Osaka Works Maeda
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE3889092D1 publication Critical patent/DE3889092D1/de
Publication of DE3889092T2 publication Critical patent/DE3889092T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06V10/98—Detection or correction of errors, e.g. by rescanning the pattern or by human intervention; Evaluation of the quality of the acquired patterns
    • 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
    • G06V30/24—Character recognition characterised by the processing or recognition method
    • G06V30/248—Character recognition characterised by the processing or recognition method involving plural approaches, e.g. verification by template match; Resolving confusion among similar patterns, e.g. "O" versus "Q"
DE3889092T 1988-01-04 1988-12-29 Optische Zeichenlesevorrichtung. Expired - Fee Related DE3889092T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63000531A JP2553608B2 (ja) 1988-01-04 1988-01-04 光学文字読取装置

Publications (2)

Publication Number Publication Date
DE3889092D1 true DE3889092D1 (de) 1994-05-19
DE3889092T2 DE3889092T2 (de) 1994-07-28

Family

ID=11476353

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3889092T Expired - Fee Related DE3889092T2 (de) 1988-01-04 1988-12-29 Optische Zeichenlesevorrichtung.

Country Status (5)

Country Link
US (1) US4958379A (de)
EP (1) EP0322920B1 (de)
JP (1) JP2553608B2 (de)
CA (1) CA1310755C (de)
DE (1) DE3889092T2 (de)

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JPH0331981A (ja) * 1989-06-29 1991-02-12 Canon Inc 文字認識装置
US5151579A (en) * 1990-05-24 1992-09-29 Gregtag Systems, Inc. Method of checking correlation between parts of a photofinishing order through the use of error weights
JP2991779B2 (ja) * 1990-06-11 1999-12-20 株式会社リコー 文字認識方法及び装置
US5257323A (en) * 1991-05-29 1993-10-26 Canon Kabushiki Kaisha Selection agent for a symbol determination system with multiple character recognition processors
US5703962A (en) * 1991-08-29 1997-12-30 Canon Kabushiki Kaisha Image processing method and apparatus
US8352400B2 (en) 1991-12-23 2013-01-08 Hoffberg Steven M Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore
US5459739A (en) * 1992-03-18 1995-10-17 Oclc Online Computer Library Center, Incorporated Merging three optical character recognition outputs for improved precision using a minimum edit distance function
JP3131287B2 (ja) * 1992-05-27 2001-01-31 株式会社日立製作所 パターン認識装置
TW222337B (de) * 1992-09-02 1994-04-11 Motorola Inc
US6259814B1 (en) * 1997-10-17 2001-07-10 Canon Kabushiki Kaisha Image recognition through localized interpretation
JP3095069B2 (ja) * 1998-03-26 2000-10-03 日本電気株式会社 文字認識装置、学習方法および文字認識プログラムを記録した記録媒体
US7904187B2 (en) 1999-02-01 2011-03-08 Hoffberg Steven M Internet appliance system and method
US7120302B1 (en) 2000-07-31 2006-10-10 Raf Technology, Inc. Method for improving the accuracy of character recognition processes
US7182692B2 (en) * 2003-04-25 2007-02-27 Igt Gaming machine with scanning capability
US8651934B2 (en) * 2003-04-25 2014-02-18 Igt Gaming machine with scanning capability
US7707039B2 (en) 2004-02-15 2010-04-27 Exbiblio B.V. Automatic modification of web pages
US8442331B2 (en) 2004-02-15 2013-05-14 Google Inc. Capturing text from rendered documents using supplemental information
US10635723B2 (en) 2004-02-15 2020-04-28 Google Llc Search engines and systems with handheld document data capture devices
US20060041484A1 (en) 2004-04-01 2006-02-23 King Martin T Methods and systems for initiating application processes by data capture from rendered documents
US7812860B2 (en) 2004-04-01 2010-10-12 Exbiblio B.V. Handheld device for capturing text from both a document printed on paper and a document displayed on a dynamic display device
US8799303B2 (en) 2004-02-15 2014-08-05 Google Inc. Establishing an interactive environment for rendered documents
US9143638B2 (en) 2004-04-01 2015-09-22 Google Inc. Data capture from rendered documents using handheld device
US9116890B2 (en) 2004-04-01 2015-08-25 Google Inc. Triggering actions in response to optically or acoustically capturing keywords from a rendered document
US9008447B2 (en) 2004-04-01 2015-04-14 Google Inc. Method and system for character recognition
US8793162B2 (en) 2004-04-01 2014-07-29 Google Inc. Adding information or functionality to a rendered document via association with an electronic counterpart
US8621349B2 (en) 2004-04-01 2013-12-31 Google Inc. Publishing techniques for adding value to a rendered document
US7990556B2 (en) 2004-12-03 2011-08-02 Google Inc. Association of a portable scanner with input/output and storage devices
US20070300142A1 (en) 2005-04-01 2007-12-27 King Martin T Contextual dynamic advertising based upon captured rendered text
US20080313172A1 (en) 2004-12-03 2008-12-18 King Martin T Determining actions involving captured information and electronic content associated with rendered documents
US7894670B2 (en) 2004-04-01 2011-02-22 Exbiblio B.V. Triggering actions in response to optically or acoustically capturing keywords from a rendered document
WO2008028674A2 (en) 2006-09-08 2008-03-13 Exbiblio B.V. Optical scanners, such as hand-held optical scanners
US8146156B2 (en) 2004-04-01 2012-03-27 Google Inc. Archive of text captures from rendered documents
US8713418B2 (en) 2004-04-12 2014-04-29 Google Inc. Adding value to a rendered document
US8489624B2 (en) 2004-05-17 2013-07-16 Google, Inc. Processing techniques for text capture from a rendered document
US9460346B2 (en) 2004-04-19 2016-10-04 Google Inc. Handheld device for capturing text from both a document printed on paper and a document displayed on a dynamic display device
US8620083B2 (en) 2004-12-03 2013-12-31 Google Inc. Method and system for character recognition
US8346620B2 (en) 2004-07-19 2013-01-01 Google Inc. Automatic modification of web pages
US20110029504A1 (en) * 2004-12-03 2011-02-03 King Martin T Searching and accessing documents on private networks for use with captures from rendered documents
US20110096174A1 (en) * 2006-02-28 2011-04-28 King Martin T Accessing resources based on capturing information from a rendered document
EP2399385B1 (de) 2009-02-18 2019-11-06 Google LLC Automatische informationserfassung wie etwa informationserfassung anhand einer dokumentbewussten vorrichtung
US8447066B2 (en) * 2009-03-12 2013-05-21 Google Inc. Performing actions based on capturing information from rendered documents, such as documents under copyright
US8990235B2 (en) 2009-03-12 2015-03-24 Google Inc. Automatically providing content associated with captured information, such as information captured in real-time
US9081799B2 (en) 2009-12-04 2015-07-14 Google Inc. Using gestalt information to identify locations in printed information
US9323784B2 (en) 2009-12-09 2016-04-26 Google Inc. Image search using text-based elements within the contents of images
JP5672953B2 (ja) * 2010-10-26 2015-02-18 株式会社リコー 画像処理装置、画像処理方法及び画像処理プログラム

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54133034A (en) * 1978-04-07 1979-10-16 Mitsubishi Electric Corp Optical character read-in system
JPS5911153B2 (ja) * 1978-06-30 1984-03-13 住友電気工業株式会社 光学的文字読取方式
JPS6043556B2 (ja) * 1980-12-16 1985-09-28 株式会社東芝 文字読取装置
EP0079251B1 (de) * 1981-09-11 1990-01-31 BURROUGHS CORPORATION (a Delaware corporation) Geometrische Zeichenerkennung mit Darstellung des Skelettes und der Strichbreite
JPS58203578A (ja) * 1982-04-27 1983-11-28 Fujitsu Ltd 文字認識装置
JPS5998283A (ja) * 1982-11-27 1984-06-06 Hitachi Ltd パターン切出しおよび認識方法、ならびにそのシステム
JPS59158482A (ja) * 1983-02-28 1984-09-07 Toshiba Corp 文字認識装置
US4589142A (en) * 1983-12-28 1986-05-13 International Business Machines Corp. (Ibm) Method and apparatus for character recognition based upon the frequency of occurrence of said characters
US4760604A (en) * 1985-02-15 1988-07-26 Nestor, Inc. Parallel, multi-unit, adaptive, nonlinear pattern class separator and identifier
JPS62219091A (ja) * 1986-03-19 1987-09-26 Fujitsu Ltd 文字認識判定方式
EP0258577B1 (de) * 1986-07-11 1993-02-03 Sumitomo Electric Industries Limited Optischer Buchstabenleser

Also Published As

Publication number Publication date
EP0322920B1 (de) 1994-04-13
US4958379A (en) 1990-09-18
CA1310755C (en) 1992-11-24
JPH0221383A (ja) 1990-01-24
EP0322920A3 (de) 1991-11-06
JP2553608B2 (ja) 1996-11-13
DE3889092T2 (de) 1994-07-28
EP0322920A2 (de) 1989-07-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee