JP3666427B2 - 画像処理装置、印刷制御装置、画像処理方法、および記録媒体 - Google Patents

画像処理装置、印刷制御装置、画像処理方法、および記録媒体 Download PDF

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Publication number
JP3666427B2
JP3666427B2 JP2001238097A JP2001238097A JP3666427B2 JP 3666427 B2 JP3666427 B2 JP 3666427B2 JP 2001238097 A JP2001238097 A JP 2001238097A JP 2001238097 A JP2001238097 A JP 2001238097A JP 3666427 B2 JP3666427 B2 JP 3666427B2
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JP
Japan
Prior art keywords
block
color conversion
image data
color
pixel
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Expired - Fee Related
Application number
JP2001238097A
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English (en)
Japanese (ja)
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JP2002185810A5 (enExample
JP2002185810A (ja
Inventor
繁明 角谷
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.)
Seiko Epson Corp
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Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2001238097A priority Critical patent/JP3666427B2/ja
Priority to US09/967,891 priority patent/US6903747B2/en
Priority to EP01123791A priority patent/EP1195984A3/en
Publication of JP2002185810A publication Critical patent/JP2002185810A/ja
Publication of JP2002185810A5 publication Critical patent/JP2002185810A5/ja
Application granted granted Critical
Publication of JP3666427B2 publication Critical patent/JP3666427B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6016—Conversion to subtractive colour signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6072—Colour correction or control adapting to different types of images, e.g. characters, graphs, black and white image portions

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
  • Image Processing (AREA)
  • Color, Gradation (AREA)
JP2001238097A 2000-10-06 2001-08-06 画像処理装置、印刷制御装置、画像処理方法、および記録媒体 Expired - Fee Related JP3666427B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2001238097A JP3666427B2 (ja) 2000-10-06 2001-08-06 画像処理装置、印刷制御装置、画像処理方法、および記録媒体
US09/967,891 US6903747B2 (en) 2000-10-06 2001-09-28 Image processing apparatus, print control apparatus, method of image processing, and recording medium
EP01123791A EP1195984A3 (en) 2000-10-06 2001-10-04 Image processing apparatus, print control apparatus, method of image processing, and recording medium

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000-307981 2000-10-06
JP2000307981 2000-10-06
JP2001238097A JP3666427B2 (ja) 2000-10-06 2001-08-06 画像処理装置、印刷制御装置、画像処理方法、および記録媒体

Publications (3)

Publication Number Publication Date
JP2002185810A JP2002185810A (ja) 2002-06-28
JP2002185810A5 JP2002185810A5 (enExample) 2005-03-03
JP3666427B2 true JP3666427B2 (ja) 2005-06-29

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001238097A Expired - Fee Related JP3666427B2 (ja) 2000-10-06 2001-08-06 画像処理装置、印刷制御装置、画像処理方法、および記録媒体

Country Status (3)

Country Link
US (1) US6903747B2 (enExample)
EP (1) EP1195984A3 (enExample)
JP (1) JP3666427B2 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7145571B2 (en) * 2002-11-01 2006-12-05 Tenebraex Corporation Technique for enabling color blind persons to distinguish between various colors
US7433100B2 (en) * 2003-05-30 2008-10-07 Hewlett-Packard Development Company, L.P. Color separation based on maximum toner limits
US7286700B2 (en) * 2003-06-13 2007-10-23 Hewlett-Packard Development Company L.P. Rendering using at least two levels of gray
JP2006129456A (ja) * 2004-10-01 2006-05-18 Canon Inc 画像表示装置の補正データ生成方法及び画像表示装置の製造方法
US7630540B2 (en) * 2004-11-12 2009-12-08 Riso Kagaku Corporation Image processing device and printer driver converting multivalued pixel values using a color conversion LUT
KR100698331B1 (ko) * 2005-01-28 2007-03-23 삼성전자주식회사 영상표시장치 및 그의 색 조절 방법
US20100091333A1 (en) * 2008-10-10 2010-04-15 James Ray Bailey Method and Printer System for Reducing Image Print Grain Effect
JP5699709B2 (ja) * 2011-03-16 2015-04-15 セイコーエプソン株式会社 画像処理装置
JP5853650B2 (ja) * 2011-11-30 2016-02-09 セイコーエプソン株式会社 印刷システム及び印刷システム用プログラム
US20150103094A1 (en) * 2013-10-11 2015-04-16 Qualcomm Mems Technologies, Inc. Region-dependent color mapping for reducing visible artifacts on halftoned displays

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4654721A (en) 1985-04-12 1987-03-31 International Business Machines Corporation System for reproducing multi-level digital images on a bi-level printer of fixed dot size
JP3048151B2 (ja) 1988-01-19 2000-06-05 キヤノン株式会社 カラー画像形成装置
JP3028553B2 (ja) 1990-04-09 2000-04-04 ソニー株式会社 画像処理装置及び画像処理方法
JP2621747B2 (ja) * 1992-10-06 1997-06-18 富士ゼロックス株式会社 画像処理装置
JP3399486B2 (ja) 1993-06-30 2003-04-21 富士ゼロックス株式会社 カラー画像処理装置及び方法
DE69522143T2 (de) * 1994-05-26 2002-04-25 Agfa-Gevaert N.V., Mortsel Farbübereinstimmung durch Systemkalibrierung, lineare und nichtlineare Tonbereichsabbildung
JP3436828B2 (ja) 1995-05-08 2003-08-18 株式会社リコー 画像処理装置
JPH10271331A (ja) * 1997-03-26 1998-10-09 Oki Data:Kk 画像処理方法及びその装置
JPH1188683A (ja) 1997-09-09 1999-03-30 Sharp Corp 画像処理装置
JP3920480B2 (ja) 1998-12-10 2007-05-30 株式会社リコー 画像形成装置

Also Published As

Publication number Publication date
EP1195984A2 (en) 2002-04-10
US20020075278A1 (en) 2002-06-20
EP1195984A3 (en) 2004-09-08
US6903747B2 (en) 2005-06-07
JP2002185810A (ja) 2002-06-28

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