DE69518129T2 - Verbessertes Verfahren und Gerät zur Korrektur heller Farben in Binärdruckvorrichtungen - Google Patents

Verbessertes Verfahren und Gerät zur Korrektur heller Farben in Binärdruckvorrichtungen

Info

Publication number
DE69518129T2
DE69518129T2 DE69518129T DE69518129T DE69518129T2 DE 69518129 T2 DE69518129 T2 DE 69518129T2 DE 69518129 T DE69518129 T DE 69518129T DE 69518129 T DE69518129 T DE 69518129T DE 69518129 T2 DE69518129 T2 DE 69518129T2
Authority
DE
Germany
Prior art keywords
improved method
printing devices
light colors
correcting light
binary printing
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
DE69518129T
Other languages
English (en)
Other versions
DE69518129D1 (de
Inventor
Joseph S Shu
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
Original Assignee
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
Publication of DE69518129D1 publication Critical patent/DE69518129D1/de
Application granted granted Critical
Publication of DE69518129T2 publication Critical patent/DE69518129T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/52—Circuits or arrangements for halftone screening
DE69518129T 1994-10-11 1995-10-11 Verbessertes Verfahren und Gerät zur Korrektur heller Farben in Binärdruckvorrichtungen Expired - Lifetime DE69518129T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/320,538 US5675716A (en) 1994-10-11 1994-10-11 Method and apparatus for vivid color correction in binary printing devices

Publications (2)

Publication Number Publication Date
DE69518129D1 DE69518129D1 (de) 2000-08-31
DE69518129T2 true DE69518129T2 (de) 2000-12-14

Family

ID=23246872

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69518129T Expired - Lifetime DE69518129T2 (de) 1994-10-11 1995-10-11 Verbessertes Verfahren und Gerät zur Korrektur heller Farben in Binärdruckvorrichtungen

Country Status (4)

Country Link
US (1) US5675716A (de)
EP (1) EP0707415B1 (de)
JP (1) JP3309944B2 (de)
DE (1) DE69518129T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5710827A (en) * 1994-09-19 1998-01-20 Hewlett-Packard Company Halftone dither cell with integrated preferred color matching
US5848180A (en) * 1996-07-01 1998-12-08 Xerox Corporation Color bitmap generation with background dependent black objects
US6118547A (en) * 1996-07-17 2000-09-12 Canon Kabushiki Kaisha Image processing method and apparatus
US5838885A (en) * 1996-09-09 1998-11-17 Seiko Epson Corporation Salt-and-pepper-noise reduction
US6266155B1 (en) 1998-06-19 2001-07-24 International Business Machines Corporation Half-tone screen calibrations
US6825952B1 (en) * 1998-06-19 2004-11-30 International Business Machines Corporation Printer calibration scheme
US6671835B1 (en) 2000-05-15 2003-12-30 International Business Machines Corporation Error detection in digital scanning device having parallel data streams
JP4065482B2 (ja) * 2001-09-18 2008-03-26 キヤノン株式会社 画像データ処理方法、装置、記憶媒体、及びプログラム
JP4533218B2 (ja) * 2005-04-06 2010-09-01 キヤノン株式会社 画像処理装置、画像処理方法及び画像処理プログラム
US20060232821A1 (en) * 2005-04-15 2006-10-19 Sridharan Ranganathan Parallel architecture for vector color error diffusion
US7620255B2 (en) * 2005-06-24 2009-11-17 Seiko Epson Corporation Image processor and image processing program for binary processing
US7706606B1 (en) * 2006-05-31 2010-04-27 Adobe Systems Incorporated Fast, adaptive color to grayscale conversion
JP5299466B2 (ja) * 2011-04-07 2013-09-25 コニカミノルタ株式会社 画像処理装置、画像処理方法及びプログラム
JP2018533322A (ja) * 2016-01-29 2018-11-08 ヒューレット−パッカード デベロップメント カンパニー エル．ピー．Ｈｅｗｌｅｔｔ‐Ｐａｃｋａｒｄ Ｄｅｖｅｌｏｐｍｅｎｔ Ｃｏｍｐａｎｙ， Ｌ．Ｐ． 誤差拡散

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5130935A (en) * 1986-03-31 1992-07-14 Canon Kabushiki Kaisha Color image processing apparatus for extracting image data having predetermined color information from among inputted image data and for correcting inputted image data in response to the extracted image data
EP0259981B2 (de) * 1986-08-13 1999-05-06 Canon Kabushiki Kaisha Verfahren und Vorrichtung zur Verarbeitung von Farbbildern
DE3785558T3 (de) * 1986-12-19 1997-04-10 Matsushita Electric Ind Co Ltd Gerät zur Verarbeitung von Signalen für die Anzeige von Bildern mit zwei Pegeln.
US4989079A (en) * 1987-10-23 1991-01-29 Ricoh Company, Ltd. Color correction device and method having a hue area judgement unit
JPH02192967A (ja) * 1988-11-01 1990-07-30 Fuji Xerox Co Ltd 色調整方法および装置
US5051844A (en) * 1989-01-30 1991-09-24 Eastman Kodak Company Digital halftoning with error diffusion
EP0409474B1 (de) * 1989-07-17 1995-11-29 Matsushita Electric Industrial Co., Ltd. Gerät zur Farbbilderzeugung
US5119186A (en) * 1989-09-28 1992-06-02 International Business Machines Corporation Color mapping system and method
US5231515A (en) * 1989-11-07 1993-07-27 Canon Kabushiki Kaisha Image reading device
DE4002298C2 (de) * 1990-01-26 1995-11-09 Agfa Gevaert Ag Verfahren und Vorrichtung zur automatischen Korrektur von Farbstichen bei der elektronischen Bildverarbeitung
US5239370A (en) * 1990-04-24 1993-08-24 Brother Kogyo Kabushiki Kaisha Color image forming apparatus having color-correcting unit operating in accordance with a gamut of an image input medium
JP2666523B2 (ja) * 1990-05-16 1997-10-22 松下電器産業株式会社 色変換装置
US5202935A (en) * 1990-10-19 1993-04-13 Matsushita Electric Industrial Co., Ltd. Color conversion apparatus for altering color values within selected regions of a reproduced picture
US5317426A (en) * 1990-11-26 1994-05-31 Konica Corporation Color estimation method for expanding a color image for reproduction in a different color gamut
KR940009719B1 (ko) * 1990-12-25 1994-10-17 니뽕 빅터 가부시끼가이샤 칼러 프린터의 색 수정 장치
US5210602A (en) * 1991-02-25 1993-05-11 International Business Machines Corporation Coupled-color error diffusion
US5394250A (en) * 1991-03-10 1995-02-28 Canon Kabushiki Kaisha Image processing capable of handling multi-level image data without deterioration of image quality in highlight areas
JP3276985B2 (ja) * 1991-06-27 2002-04-22 ゼロックス・コーポレーション イメージピクセル処理方法
US5319473A (en) * 1991-11-27 1994-06-07 Xerox Corporation Methods and apparatus for performing real time color gamut compressions
US5307182A (en) * 1991-12-30 1994-04-26 Xerox Corporation Methods and apparatus for multigeneration color image processing
US5333243A (en) * 1992-05-04 1994-07-26 Hewlett-Packard Company Method for forming color images, using a hue-plus-gray color model and error diffusion
US5296947A (en) * 1992-10-06 1994-03-22 Cactus System for softproofing a color reproduction
US5515456A (en) * 1993-10-26 1996-05-07 Visual Edge Technology, Inc. Process for providing digital halftone image with random error diffusion, color correction and enlargement
US5402245A (en) * 1994-01-27 1995-03-28 Hewlett-Packard Company Bi-level digital color printer system exhibiting improved undercolor removal and error diffusion procedures

Also Published As

Publication number Publication date
EP0707415B1 (de) 2000-07-26
EP0707415A2 (de) 1996-04-17
EP0707415A3 (de) 1997-03-05
JPH08237482A (ja) 1996-09-13
US5675716A (en) 1997-10-07
DE69518129D1 (de) 2000-08-31
JP3309944B2 (ja) 2002-07-29

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