DE69330423D1 - Gerät und Verfahren zur Bildverarbeitung - Google Patents

Gerät und Verfahren zur Bildverarbeitung

Info

Publication number: DE69330423D1
Authority: DE; Germany
Prior art keywords: processing apparatus; image processing; image; processing
Prior art date: 1993-01-11
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

DE69330423T

Other languages

English (en)

Other versions

DE69330423T2 (de

Inventor

Tadanori Nakatsuka

Toru Niki

Kazuyuki Saito

Akihiro Matsumoto

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.)

Canon Inc

Original Assignee

Canon 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.)

1993-01-11

Filing date

1993-12-31

Publication date

2001-08-16

1993-01-11 Priority claimed from JP00269693A external-priority patent/JP3278221B2/ja

1993-01-18 Priority claimed from JP5006034A external-priority patent/JPH06215179A/ja

1993-12-31 Application filed by Canon Inc filed Critical Canon Inc

2001-08-16 Publication of DE69330423D1 publication Critical patent/DE69330423D1/de

2002-05-16 Application granted granted Critical

2002-05-16 Publication of DE69330423T2 publication Critical patent/DE69330423T2/de

2014-01-01 Anticipated expiration legal-status Critical

Status Expired - Fee Related 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
- G06V30/40—Document-oriented image-based pattern recognition
- G06V30/41—Analysis of document content
- G06V30/413—Classification of content, e.g. text, photographs or tables
- 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
- G06V30/146—Aligning or centring of the image pick-up or image-field
- G06V30/1463—Orientation detection or correction, e.g. rotation of multiples of 90 degrees
- 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

DE69330423T 1993-01-11 1993-12-31 Gerät und Verfahren zur Bildverarbeitung Expired - Fee Related DE69330423T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP00269693A JP3278221B2 (ja)	1993-01-11	1993-01-11	画像処理方法及び装置
JP5006034A JPH06215179A (ja)	1993-01-18	1993-01-18	画像処理方法及び装置

Publications (2)

Publication Number	Publication Date
DE69330423D1 true DE69330423D1 (de)	2001-08-16
DE69330423T2 DE69330423T2 (de)	2002-05-16

Family

ID=26336147

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE69330423T Expired - Fee Related DE69330423T2 (de)	1993-01-11	1993-12-31	Gerät und Verfahren zur Bildverarbeitung
DE69332750T Expired - Fee Related DE69332750T2 (de)	1993-01-11	1993-12-31	Gerät und Verfahren zur Bildverarbeitung

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
DE69332750T Expired - Fee Related DE69332750T2 (de)	1993-01-11	1993-12-31	Gerät und Verfahren zur Bildverarbeitung

Country Status (3)

Country	Link
US (1)	US6125204A (de)
EP (2)	EP0898240B1 (de)
DE (2)	DE69330423T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH07322252A (ja)	1994-05-23	1995-12-08	Canon Inc	画像符号化装置
EP0750271A3 (de) *	1995-06-19	1997-06-11	Canon Kk	Verfahren und Gerät zur Bildverarbeitung
US6393150B1 (en) *	1998-12-04	2002-05-21	Eastman Kodak Company	Region-based image binarization system
JP4450888B2 (ja) *	1999-05-28	2010-04-14	富士通株式会社	帳票認識方法
JP2004272822A (ja) *	2003-03-12	2004-09-30	Seiko Epson Corp	文字認識装置および文字認識方法並びにコンピュータプログラム
JP3982454B2 (ja) *	2003-05-27	2007-09-26	ソニー株式会社	携帯型電子機器、ウェブページ処理方法およびプログラム
CN101226596B (zh) *	2007-01-15	2012-02-01	夏普株式会社	文档图像处理装置以及文档图像处理方法
CN101226595B (zh) *	2007-01-15	2012-05-23	夏普株式会社	文档图像处理装置以及文档图像处理方法
CN101354703B (zh) *	2007-07-23	2010-11-17	夏普株式会社	文档图像处理装置和文档图像处理方法
US10410386B2 (en) *	2017-09-15	2019-09-10	Konica Minolta Laboratory U.S.A., Inc.	Table cell validation
CN110135428B (zh) *	2019-04-11	2021-06-04	北京航空航天大学	图像分割处理方法和装置
USD971408S1 (en) *	2021-03-03	2022-11-29	Johnson & Johnson Consumer Inc.	Oral screening device

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3005206C2 (de) *	1980-02-12	1983-01-05	Computer Gesellschaft Konstanz Mbh, 7750 Konstanz	Verfahren zur automatischen Zeichenerkennung
US4907283A (en) *	1987-03-13	1990-03-06	Canon Kabushiki Kaisha	Image processing apparatus
US5185813A (en) *	1988-01-19	1993-02-09	Kabushiki Kaisha Toshiba	Document image processing apparatus
JPH083839B2 (ja) *	1988-10-04	1996-01-17	富士写真フイルム株式会社	放射線照射野認識方法
JPH02201588A (ja) *	1989-01-31	1990-08-09	Toshiba Corp	文字読取装置
JP2840306B2 (ja) *	1989-08-02	1998-12-24	キヤノン株式会社	画像処理装置の領域処理方法
JPH0388087A (ja) *	1989-08-31	1991-04-12	Toshiba Corp	文書読取装置
JP2719202B2 (ja) *	1989-09-21	1998-02-25	株式会社リコー	線図形特徴抽出及び認識方法
JPH03263258A (ja) *	1990-03-14	1991-11-22	Mitsubishi Electric Corp	文書編集支援装置
US5048099A (en) *	1990-05-21	1991-09-10	Eastman Kodak Company	Polygon-based method for automatic extraction of selected text in a digitized document
JP3001966B2 (ja) *	1990-11-30	2000-01-24	株式会社リコー	文字認識用辞書の作成方法
US5231663A (en) *	1991-03-18	1993-07-27	Earl Joseph G	Image processing system
US5245674A (en) *	1991-07-30	1993-09-14	Xerox Corporation	Image processing using distance as a function of direction
US5321770A (en) *	1991-11-19	1994-06-14	Xerox Corporation	Method for determining boundaries of words in text
US5335290A (en) *	1992-04-06	1994-08-02	Ricoh Corporation	Segmentation of text, picture and lines of a document image
US5384864A (en) *	1993-04-19	1995-01-24	Xerox Corporation	Method and apparatus for automatic determination of text line, word and character cell spatial features

1993
- 1993-12-31 EP EP98203750A patent/EP0898240B1/de not_active Expired - Lifetime
- 1993-12-31 DE DE69330423T patent/DE69330423T2/de not_active Expired - Fee Related
- 1993-12-31 DE DE69332750T patent/DE69332750T2/de not_active Expired - Fee Related
- 1993-12-31 EP EP93310637A patent/EP0606780B1/de not_active Expired - Lifetime
1996
- 1996-10-23 US US08/742,222 patent/US6125204A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0606780A3 (de)	1995-01-18
DE69332750T2 (de)	2003-10-16
EP0898240B1 (de)	2003-03-05
EP0898240A1 (de)	1999-02-24
DE69332750D1 (de)	2003-04-10
EP0606780A2 (de)	1994-07-20
EP0606780B1 (de)	2001-07-11
US6125204A (en)	2000-09-26
DE69330423T2 (de)	2002-05-16

Legal Events

Date	Code	Title	Description
2002-08-08	8364	No opposition during term of opposition
2010-10-21	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE69427840D1 (de)	2001-09-06	Verfahren und Gerät zur Bildverarbeitung
DE69325527T2 (de)	1999-11-25	Gerät und Verfahren zur Bildverarbeitung
DE69328702T2 (de)	2000-10-26	Gerät und Verfahren zur Bildverarbeitung
DE69232183D1 (de)	2001-12-13	Verfahren und Gerät zur Bildverarbeitung
DE69227398D1 (de)	1998-12-03	Verfahren und Gerät zur Bildverarbeitung
DE69121439D1 (de)	1996-09-26	Verfahren und Gerät zur Bildverarbeitung
DE69610230D1 (de)	2000-10-19	Verfahren und Gerät zur Bildverarbeitung
DE69130469D1 (de)	1998-12-17	Gerät und Verfahren zur Bildverarbeitung
DE69428482D1 (de)	2001-11-08	Verfahren und Vorrichtung zur Bildverarbeitung
DE69631721D1 (de)	2004-04-08	Verfahren und Gerät zur Bildverarbeitung
DE69529260D1 (de)	2003-02-06	Gerät und Verfahren zur Bildverarbeitung
DE69531882D1 (de)	2003-11-13	Gerät und Verfahren zur Bildverarbeitung
DE69523882T2 (de)	2002-06-13	Verfahren und Gerät zur Bildverarbeitung
DE69230392T2 (de)	2000-05-11	Verfahren und Gerät zur Bildverarbeitung
DE69118589T2 (de)	1996-09-19	Gerät und Verfahren zur Bildverarbeitung
DE69228965T2 (de)	1999-10-07	Gerät und Verfahren zur Bildverarbeitung
DE69229367D1 (de)	1999-07-15	Verfahren und Gerät zur Bildverarbeitung
DE69330423D1 (de)	2001-08-16	Gerät und Verfahren zur Bildverarbeitung
DE69320146T2 (de)	1999-05-20	Bildverarbeitungsgerät und Verfahren zur Bildverarbeitung
DE69433963D1 (de)	2004-09-30	Verfahren und Vorrichtung zur Bildverarbeitung
DE69130156T2 (de)	1999-02-18	Verfahren und Gerät zur Bildverarbeitung
DE69423868D1 (de)	2000-05-11	Vorrichtung und Verfahren zur Bildverarbeitung
DE69416758T2 (de)	1999-10-07	Gerät und Verfahren zur Bildverarbeitung
DE69528927D1 (de)	2003-01-09	Verfahren und Gerät zur Bildverarbeitung
DE69331360D1 (de)	2002-01-31	Verfahren und Gerät zur Bildverarbeitung