DE69223228D1 - Verfahren zur verbesserten Farbwiedergabe - Google Patents

Verfahren zur verbesserten Farbwiedergabe

Info

Publication number
DE69223228D1
DE69223228D1 DE69223228T DE69223228T DE69223228D1 DE 69223228 D1 DE69223228 D1 DE 69223228D1 DE 69223228 T DE69223228 T DE 69223228T DE 69223228 T DE69223228 T DE 69223228T DE 69223228 D1 DE69223228 D1 DE 69223228D1
Authority
DE
Germany
Prior art keywords
color rendering
improved color
improved
rendering
color
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
DE69223228T
Other languages
English (en)
Other versions
DE69223228T2 (de
Inventor
Michael R Magee
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE69223228D1 publication Critical patent/DE69223228D1/de
Publication of DE69223228T2 publication Critical patent/DE69223228T2/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
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6058—Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut
    • 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
    • H04N1/6022—Generating a fourth subtractive colour signal, e.g. under colour removal, black masking

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Image Communication Systems (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Color Electrophotography (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Color, Gradation (AREA)
  • Spectrometry And Color Measurement (AREA)
DE69223228T 1991-12-30 1992-12-16 Verfahren zur verbesserten Farbwiedergabe Expired - Lifetime DE69223228T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/815,720 US5231504A (en) 1991-12-30 1991-12-30 Method for improved color reproduction using linear mixing calculations based on positional relationships between an original color and an achromatic region in a linear mixing space

Publications (2)

Publication Number Publication Date
DE69223228D1 true DE69223228D1 (de) 1998-01-02
DE69223228T2 DE69223228T2 (de) 1998-06-18

Family

ID=25218639

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69223228T Expired - Lifetime DE69223228T2 (de) 1991-12-30 1992-12-16 Verfahren zur verbesserten Farbwiedergabe

Country Status (4)

Country Link
US (1) US5231504A (de)
EP (1) EP0550212B1 (de)
JP (1) JP3219512B2 (de)
DE (1) DE69223228T2 (de)

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US5644509A (en) * 1994-10-07 1997-07-01 Eastman Kodak Company Method and apparatus for computing color transformation tables
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US5754302A (en) * 1996-05-24 1998-05-19 Xerox Corporation Color order in predicting pile height constraints in a xerographic color printing system
KR100204543B1 (ko) * 1996-07-22 1999-06-15 윤종용 휴/새츄레이션을 이용한 색조정기능을 갖는 디스플레이 장치의 제어방법
US6134029A (en) * 1996-09-09 2000-10-17 Light Source Acquisition Company Scanner calibration technique
US6108442A (en) * 1997-06-27 2000-08-22 Minnesota Mining And Manufacturing Company Characterization of color imaging systems
US6005968A (en) * 1997-08-29 1999-12-21 X-Rite, Incorporated Scanner calibration and correction techniques using scaled lightness values
US6400843B1 (en) * 1999-04-22 2002-06-04 Seiko Epson Corporation Color image reproduction with accurate inside-gamut colors and enhanced outside-gamut colors
US6417863B1 (en) * 1999-04-28 2002-07-09 Intel Corporation Color balancing a multicolor display
US7057765B1 (en) * 1999-05-28 2006-06-06 Eastman Kodak Company Constrained multi-dimensional color transformation
US6342897B1 (en) * 1999-12-16 2002-01-29 Dynascan Technology Corporation Method and system for compensating for non-uniform color appearance of a display due to variations of primary colors
US7190373B1 (en) * 2000-03-10 2007-03-13 Paul Anthony John Nolan Alpha channel filter
US7072072B1 (en) * 2000-05-02 2006-07-04 Xerox Corporation Color rendering optimized for text and line art
US7023448B1 (en) * 2000-08-22 2006-04-04 Adobe Systems Incorporated Selecting rendering intent
JP2002223366A (ja) * 2001-01-26 2002-08-09 Canon Inc 画像処理装置及びその方法、及び画像処理システム
US6755498B2 (en) 2001-03-27 2004-06-29 Global Graphics Software Limited Establishing a reference printer state using a recursive tone scale matching
JP2005526310A (ja) * 2002-02-15 2005-09-02 コンピューター アソシエイツ シンク，インク． 楕円パラメータを特定するためのシステムおよび方法
US6776473B2 (en) * 2002-12-16 2004-08-17 Lexmark International, Inc. Method of mixing multi-level black and color inks in a printing system
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US7453591B2 (en) * 2003-07-14 2008-11-18 Xerox Corporation Color saturation adjustment
US7355753B2 (en) * 2003-07-14 2008-04-08 Xerox Corporation Color saturation adjustment
EP1517542B1 (de) * 2003-09-01 2010-11-10 Samsung Electronics Co., Ltd. Verfahren und Apparat zur Anpassung von Farben in Bildern
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US7570809B1 (en) 2004-07-03 2009-08-04 Hrl Laboratories, Llc Method for automatic color balancing in digital images
CN101088277A (zh) * 2004-12-01 2007-12-12 皇家飞利浦电子股份有限公司 电子彩色图像饱和度处理方法
JP2006254368A (ja) * 2005-03-14 2006-09-21 Canon Inc 色処理装置およびその方法
ATE528961T1 (de) * 2005-04-14 2011-10-15 Koninkl Philips Electronics Nv Farbsteuerung weisser leds
KR100736939B1 (ko) * 2005-10-08 2007-07-10 삼성전자주식회사 지능형 색역 관리 방법
TW200739503A (en) * 2006-04-04 2007-10-16 Au Optronics Corp Color correction system and method
US7929188B2 (en) * 2007-06-28 2011-04-19 Brother Kogyo Kabushiki Kaisha Color gamut data creating device
US8370759B2 (en) * 2008-09-29 2013-02-05 Ancestry.com Operations Inc Visualizing, creating and editing blending modes methods and systems
US9165493B2 (en) * 2008-10-14 2015-10-20 Apple Inc. Color correction of electronic displays utilizing gain control
US9135889B2 (en) * 2008-10-14 2015-09-15 Apple Inc. Color correction of electronic displays
US8953219B2 (en) * 2008-11-03 2015-02-10 Quad/Graphics, Inc. Methods for determining printer adjustments to accommodate proof/print substrate color differences
KR101509568B1 (ko) * 2013-06-28 2015-04-08 (주)실리콘화일 알지비 데이터를 이용한 색보정 방법
CN104300045B (zh) * 2014-10-20 2017-03-29 鸿利智汇集团股份有限公司 一种基于多个白光光源混出日光的方法
EP3226203A1 (de) 2016-03-30 2017-10-04 Thomson Licensing Verfahren zur detektion von gesättigten pixeln in einem bild
CN114866754B (zh) * 2022-04-27 2023-12-19 北京奕斯伟计算技术股份有限公司 自动白平衡方法、装置及计算机可读存储介质和电子设备

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DE69120589T2 (de) * 1990-04-26 1997-02-13 Bayer Ag Farbtrennungsverfahren

Also Published As

Publication number Publication date
JPH0622127A (ja) 1994-01-28
EP0550212B1 (de) 1997-11-19
EP0550212A1 (de) 1993-07-07
US5231504A (en) 1993-07-27
DE69223228T2 (de) 1998-06-18
JP3219512B2 (ja) 2001-10-15

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