DE60027187D1 - System und verfahren zur verarbeitung mehrerer pegel mit pegelbeschraenkung - Google Patents

System und verfahren zur verarbeitung mehrerer pegel mit pegelbeschraenkung

Info

Publication number
DE60027187D1
DE60027187D1 DE60027187T DE60027187T DE60027187D1 DE 60027187 D1 DE60027187 D1 DE 60027187D1 DE 60027187 T DE60027187 T DE 60027187T DE 60027187 T DE60027187 T DE 60027187T DE 60027187 D1 DE60027187 D1 DE 60027187D1
Authority
DE
Germany
Prior art keywords
array
level
error diffusion
pixels
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 - Lifetime
Application number
DE60027187T
Other languages
English (en)
Other versions
DE60027187T2 (de
Inventor
W Derhak
D Hartley
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.)
Rastergraphics Inc
Original Assignee
Rastergraphics Inc
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 Rastergraphics Inc filed Critical Rastergraphics Inc
Publication of DE60027187D1 publication Critical patent/DE60027187D1/de
Application granted granted Critical
Publication of DE60027187T2 publication Critical patent/DE60027187T2/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
    • H04N1/40—Picture signal circuits
    • H04N1/40087—Multi-toning, i.e. converting a continuous-tone signal for reproduction with more than two discrete brightnesses or optical densities, e.g. dots of grey and black inks on white paper
DE60027187T 1999-10-07 2000-10-06 System und verfahren zur verarbeitung mehrerer pegel mit pegelbeschraenkung Expired - Lifetime DE60027187T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US414392 1982-09-02
US09/414,392 US6344903B1 (en) 1999-10-07 1999-10-07 System and method for multi-level processing with level limiting
PCT/US2000/041094 WO2001026042A1 (en) 1999-10-07 2000-10-06 System and method for multi-level processing with level limiting

Publications (2)

Publication Number Publication Date
DE60027187D1 true DE60027187D1 (de) 2006-05-18
DE60027187T2 DE60027187T2 (de) 2007-03-08

Family

ID=23641259

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60027187T Expired - Lifetime DE60027187T2 (de) 1999-10-07 2000-10-06 System und verfahren zur verarbeitung mehrerer pegel mit pegelbeschraenkung

Country Status (7)

Country Link
US (1) US6344903B1 (de)
EP (1) EP1222615B1 (de)
AT (1) ATE322721T1 (de)
AU (1) AU1963001A (de)
CA (1) CA2385829A1 (de)
DE (1) DE60027187T2 (de)
WO (1) WO2001026042A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7262778B1 (en) * 2000-02-11 2007-08-28 Sony Corporation Automatic color adjustment of a template design
US7136528B2 (en) * 2000-02-11 2006-11-14 Sony Corporation System and method for editing digital images
US6993719B1 (en) 2000-02-11 2006-01-31 Sony Corporation System and method for animated character photo-editing interface and cross-platform education icon
US7164498B2 (en) * 2002-06-20 2007-01-16 Esko-Graphics A/S Color matching for a printing process using more than four colorants using a four-colorant color management system
US7319549B2 (en) 2003-03-27 2008-01-15 Lexmark International, Inc. Multiple weight error diffusion
US7847974B2 (en) * 2004-07-16 2010-12-07 Sharp Laboratories Of America, Inc. Systems and methods for dynamically limiting total colorant coverage in a color rendering system
FR2893810B1 (fr) * 2005-11-23 2008-02-01 Ercom Engineering Reseaux Comm Procede de test de reseau de communication par l'intermediaire d'un terminal
US7889402B2 (en) 2007-03-28 2011-02-15 Sharp Laboratories Of America, Inc. Method for limiting total colorant coverage using multidimensional simplicial subdivision and barycentric interpolation
US7990574B2 (en) * 2007-07-20 2011-08-02 Eastman Kodak Company Method and system for converting a document
US8870318B2 (en) 2010-05-11 2014-10-28 Hewlett-Packard Development Company, L.P. System and method using ink usage adjustment values

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3133750B2 (ja) * 1989-03-24 2001-02-13 キヤノン株式会社 インクジェットカートリッジおよびそれを用いるインクジェット記録装置
US5175804A (en) 1990-05-31 1992-12-29 Onyx Graphics Corporation System and method for color image reproduction from color separations prepared from random fixed size dot placement
JP2991572B2 (ja) * 1991-09-11 1999-12-20 キヤノン株式会社 画像記録装置
US5519815A (en) * 1993-11-29 1996-05-21 Xerox Corporation Image processing method to reduce marking material coverage in printing processes
US5563985A (en) * 1994-01-05 1996-10-08 Xerox Corporation Image processing method to reduce marking material coverage in printing processes
AUPN234595A0 (en) * 1995-04-12 1995-05-04 Eastman Kodak Company Improvements in image halftoning
US5841951A (en) * 1996-02-09 1998-11-24 Seiko Epson Corporation Ink duty-cycle control
US5799136A (en) * 1996-05-28 1998-08-25 Seiko Epson Corporation On-line ink-duty reduction
US5872896A (en) * 1996-07-08 1999-02-16 Seiko Epson Corporation Continuous-tone ink reduction
US5796929A (en) * 1996-10-24 1998-08-18 Seiko Epson Corporation Banding and ink-bleeding reduction in cluster dither by screen displacement
US6068361A (en) * 1997-10-30 2000-05-30 Mantell; David A. Method and apparatus for multiple drop error diffusion in a liquid ink printer
US6439682B1 (en) * 1998-03-05 2002-08-27 Seiko Epson Corporation Printing method, printing apparatus, and recording medium

Also Published As

Publication number Publication date
CA2385829A1 (en) 2001-04-12
EP1222615A1 (de) 2002-07-17
US6344903B1 (en) 2002-02-05
EP1222615B1 (de) 2006-04-05
DE60027187T2 (de) 2007-03-08
WO2001026042A1 (en) 2001-04-12
AU1963001A (en) 2001-05-10
EP1222615A4 (de) 2003-01-02
ATE322721T1 (de) 2006-04-15

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Legal Events

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8364 No opposition during term of opposition