DE69419463D1 - Verfahren zur Vorbereitung eines Farbbildes - Google Patents

Verfahren zur Vorbereitung eines Farbbildes

Info

Publication number
DE69419463D1
DE69419463D1 DE69419463T DE69419463T DE69419463D1 DE 69419463 D1 DE69419463 D1 DE 69419463D1 DE 69419463 T DE69419463 T DE 69419463T DE 69419463 T DE69419463 T DE 69419463T DE 69419463 D1 DE69419463 D1 DE 69419463D1
Authority
DE
Germany
Prior art keywords
preparing
color image
color
image
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 - Fee Related
Application number
DE69419463T
Other languages
English (en)
Other versions
DE69419463T2 (de
Inventor
Steven J Harrington
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
Publication of DE69419463D1 publication Critical patent/DE69419463D1/de
Application granted granted Critical
Publication of DE69419463T2 publication Critical patent/DE69419463T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE69419463T 1993-08-05 1994-08-05 Verfahren zur Vorbereitung eines Farbbildes Expired - Fee Related DE69419463T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/102,329 US5493323A (en) 1993-08-05 1993-08-05 Color images having multiple separations with minimally overlapping halftone dots

Publications (2)

Publication Number Publication Date
DE69419463D1 true DE69419463D1 (de) 1999-08-19
DE69419463T2 DE69419463T2 (de) 1999-10-28

Family

ID=22289303

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69419463T Expired - Fee Related DE69419463T2 (de) 1993-08-05 1994-08-05 Verfahren zur Vorbereitung eines Farbbildes

Country Status (4)

Country Link
US (1) US5493323A (de)
EP (1) EP0637886B1 (de)
JP (1) JPH0779354A (de)
DE (1) DE69419463T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5649071A (en) * 1994-09-26 1997-07-15 Xerox Corporation Image processing method to reduce marking material coverage in sequential color printing processes
JP3528885B2 (ja) * 1994-10-28 2004-05-24 富士ゼロックス株式会社 画像処理装置
CA2169902A1 (en) * 1995-03-16 1996-09-17 Allan Chiwan Cheung Combined color halftoning
US5631748A (en) 1995-11-16 1997-05-20 Xerox Corporation Color images having multiple separations with minimally overlapping halftone dots and reduced interpixel contrast
US5784172A (en) * 1996-05-24 1998-07-21 Xerox Corporation Automatic algorithmic determination of process black over a color field
JP4348748B2 (ja) * 1996-07-18 2009-10-21 セイコーエプソン株式会社 印刷装置および画像記録方法
JP3292104B2 (ja) * 1996-10-01 2002-06-17 セイコーエプソン株式会社 印刷装置，画像記録方法およびそのプログラムを記録した記録媒体
US5796929A (en) * 1996-10-24 1998-08-18 Seiko Epson Corporation Banding and ink-bleeding reduction in cluster dither by screen displacement
US6088122A (en) * 1997-03-28 2000-07-11 Xerox Corporation Creation of colorant controlled neutral black objects in a bit map printing system
US6250733B1 (en) 1998-11-23 2001-06-26 Xerox Corporation Color printer halftoning method
US6867884B1 (en) * 2000-07-07 2005-03-15 Kodak Polychrome Graphics, Llc Halftone dot placement for multi-color images
US7528971B2 (en) * 2001-05-07 2009-05-05 Xerox Corporation Method for color halftoning when utilizing redundant color inks
EP1347631A1 (de) * 2002-03-21 2003-09-24 Agfa-Gevaert N.V. Mehrstufige Farbfehlerdiffusion zur Emfindlichkeitsreduzierung von Variationsfehlern in einem Druckprozess
EP1370067B1 (de) * 2002-06-05 2015-01-21 Océ-Technologies B.V. Verfahren und System zur Verarbeitung eines mehrfarbigen Bildes
EP1370066A1 (de) * 2002-06-05 2003-12-10 Océ-Technologies B.V. Verfahren und System zur Verarbeitung eines mehrfarbigen Bildes
EP1388806A1 (de) * 2002-08-05 2004-02-11 GRETAG IMAGING Trading AG Digitales Druckverfahren mit Tintenmengenbegrenzung
EP1443748B1 (de) * 2002-12-10 2006-06-21 Océ-Technologies B.V. System und Verfahren zur Verarbeitung eines mehrfarbigen Bildes
JP4620948B2 (ja) 2002-12-10 2011-01-26 オセ−テクノロジーズ・ベー・ヴエー 多色画像処理システム及び方法
US7394571B2 (en) * 2004-01-21 2008-07-01 Xerox Corporation Method for multi-color, clustered, dot-off-dot halftoning
US7623264B2 (en) * 2006-02-17 2009-11-24 Case Robert M Method for colorizing a digital halftone
DE102006031041A1 (de) * 2006-07-05 2008-01-10 OCé PRINTING SYSTEMS GMBH Verfahren und Vorrichtung zum Erzeugen von Druckbildern auf einem Trägermaterial
US8068256B2 (en) * 2008-04-29 2011-11-29 Xerox Corporation Hypochromatic imaging
WO2016045751A1 (en) 2014-09-26 2016-03-31 Hewlett-Packard Indigo B.V. Reduce merging of adjacent printing dots on a photosensitive member
EP3328049B1 (de) 2016-11-28 2021-11-03 HP Scitex Ltd Erzeugung eines halbtons
US20220321734A1 (en) * 2019-07-31 2022-10-06 Hewlett-Packard Development Company, L.P. Determining half-toning parameters

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149194A (en) * 1977-07-07 1979-04-10 Xerox Corporation Variable angle electronic halftone screening
US4275413A (en) * 1978-03-30 1981-06-23 Takashi Sakamoto Linear interpolator for color correction
US4507685A (en) * 1982-06-25 1985-03-26 Canon Kabushiki Kaisha Image recording device
JPS61199380A (ja) * 1985-02-28 1986-09-03 Konishiroku Photo Ind Co Ltd 像形成方法及びその装置
DE3688715T3 (de) * 1985-03-30 1999-05-06 Hitachi Ltd Druckverfahren vom Abtastaufzeichnungstyp und dessen Verwirklichungsvorrichtung.
US4620198A (en) * 1985-11-20 1986-10-28 Xerox Corporation Multicolor ink jet printhead
US4899181A (en) * 1989-01-30 1990-02-06 Xerox Corporation Large monolithic thermal ink jet printhead
US5153609A (en) * 1989-05-09 1992-10-06 Canon Kabushiki Kaisha Image forming apparatus
US5031050A (en) * 1990-02-26 1991-07-09 Hewlett-Packard Company Method and system for reproducing monochromatic and color images using ordered dither and error diffusion
US5253084A (en) * 1990-09-14 1993-10-12 Minnesota Mining And Manufacturing Company General kernel function for electronic halftone generation
US5309246A (en) * 1991-09-18 1994-05-03 Eastman Kodak Company Technique for generating additional colors in a halftone color image through use of overlaid primary colored halftone dots of varying size
US5331429A (en) * 1992-02-07 1994-07-19 Levien Raphael L Digital generation of halftone images with error diffusion and frequency matched periodic screen rulings

Also Published As

Publication number Publication date
JPH0779354A (ja) 1995-03-20
DE69419463T2 (de) 1999-10-28
EP0637886A3 (en) 1995-03-01
EP0637886A2 (de) 1995-02-08
US5493323A (en) 1996-02-20
EP0637886B1 (de) 1999-07-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee