DE60135535D1 - Bildverarbeitungsvorrichtung - Google Patents

Bildverarbeitungsvorrichtung

Info

Publication number
DE60135535D1
DE60135535D1 DE60135535T DE60135535T DE60135535D1 DE 60135535 D1 DE60135535 D1 DE 60135535D1 DE 60135535 T DE60135535 T DE 60135535T DE 60135535 T DE60135535 T DE 60135535T DE 60135535 D1 DE60135535 D1 DE 60135535D1
Authority
DE
Germany
Prior art keywords
image processing
processing device
image
processing
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 - Lifetime
Application number
DE60135535T
Other languages
English (en)
Inventor
Hideaki Yamada
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE60135535D1 publication Critical patent/DE60135535D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/40062Discrimination between different image types, e.g. two-tone, continuous tone

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Analysis (AREA)
  • Color, Gradation (AREA)
DE60135535T 2000-10-27 2001-10-29 Bildverarbeitungsvorrichtung Expired - Lifetime DE60135535D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000329270A JP3805613B2 (ja) 2000-10-27 2000-10-27 画像処理装置

Publications (1)

Publication Number Publication Date
DE60135535D1 true DE60135535D1 (de) 2008-10-09

Family

ID=18805971

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60135535T Expired - Lifetime DE60135535D1 (de) 2000-10-27 2001-10-29 Bildverarbeitungsvorrichtung

Country Status (4)

Country Link
US (1) US20020051209A1 (de)
EP (1) EP1202553B1 (de)
JP (1) JP3805613B2 (de)
DE (1) DE60135535D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7072084B2 (en) * 2001-02-08 2006-07-04 Ricoh Company, Ltd. Color converting device emphasizing a contrast of output color data corresponding to a black character
JP3983101B2 (ja) * 2001-05-25 2007-09-26 株式会社リコー 画像処理装置、画像読み取り装置、画像形成装置およびカラー複写装置
GB2403558A (en) * 2003-07-02 2005-01-05 Sony Uk Ltd Document searching and method for presenting the results
US7253927B2 (en) * 2003-10-15 2007-08-07 Benq Corporation Method of adjusting halftone image dot positions for improving print quality
JP4821663B2 (ja) * 2007-03-12 2011-11-24 日本電気株式会社 文字ノイズ除去装置、文字ノイズ除去方法、文字ノイズ除去プログラム
US8406554B1 (en) 2009-12-02 2013-03-26 Jadavpur University Image binarization based on grey membership parameters of pixels
CN112464948A (zh) * 2020-11-11 2021-03-09 常州码库数据科技有限公司 一种基于仿生学的自然场景目标轮廓提取方法及系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554593A (en) * 1981-01-02 1985-11-19 International Business Machines Corporation Universal thresholder/discriminator
US5268771A (en) * 1989-02-15 1993-12-07 Hitachi, Ltd. Image restoration processing system and method
DE69118939T2 (de) * 1990-02-06 1996-11-14 Canon Kk Bildverarbeitungsgerät
US6222950B1 (en) * 1990-03-23 2001-04-24 Canon Kabushiki Kaisha Image processing with conversion from N-value to M-value data
JP3293920B2 (ja) * 1993-01-22 2002-06-17 キヤノン株式会社 画像処理装置およびその方法
FR2743241B1 (fr) * 1995-12-28 1998-02-13 Sagem Procede de modification de la resolution d'une image numerisee
JPH1098613A (ja) * 1996-09-24 1998-04-14 Sharp Corp 画像処理装置
JP3841494B2 (ja) * 1996-09-24 2006-11-01 シャープ株式会社 画像処理装置
US6504949B2 (en) * 1997-08-19 2003-01-07 Canon Kabushiki Kaisha Image processing apparatus and method

Also Published As

Publication number Publication date
EP1202553A3 (de) 2004-07-07
EP1202553B1 (de) 2008-08-27
JP3805613B2 (ja) 2006-08-02
US20020051209A1 (en) 2002-05-02
EP1202553A2 (de) 2002-05-02
JP2002135579A (ja) 2002-05-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition