DE69527587D1 - Verfahren und Gerät zur Herabsetzung von Artefakten in mittels Halbtonfehlerdiffusion erzeugten Bildern unter Verwendung von Tintenverminderungsverarbeitung - Google Patents

Verfahren und Gerät zur Herabsetzung von Artefakten in mittels Halbtonfehlerdiffusion erzeugten Bildern unter Verwendung von Tintenverminderungsverarbeitung

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Publication number
DE69527587D1
DE69527587D1 DE69527587T DE69527587T DE69527587D1 DE 69527587 D1 DE69527587 D1 DE 69527587D1 DE 69527587 T DE69527587 T DE 69527587T DE 69527587 T DE69527587 T DE 69527587T DE 69527587 D1 DE69527587 D1 DE 69527587D1
Authority
DE
Germany
Prior art keywords
reduction processing
error diffusion
reducing artifacts
ink reduction
diffusion images
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
DE69527587T
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English (en)
Other versions
DE69527587T2 (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 DE69527587D1 publication Critical patent/DE69527587D1/de
Application granted granted Critical
Publication of DE69527587T2 publication Critical patent/DE69527587T2/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
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4051—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size
    • H04N1/4052—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size by error diffusion, i.e. transferring the binarising error to neighbouring dot decisions
DE69527587T 1994-10-11 1995-10-11 Verfahren und Gerät zur Herabsetzung von Artefakten in mittels Halbtonfehlerdiffusion erzeugten Bildern unter Verwendung von Tintenverminderungsverarbeitung Expired - Lifetime DE69527587T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/320,537 US5592592A (en) 1994-07-01 1994-10-11 Method and apparatus for minimizing artifacts in images produced by error diffusion halftoning utilizing ink reduction processing

Publications (2)

Publication Number Publication Date
DE69527587D1 true DE69527587D1 (de) 2002-09-05
DE69527587T2 DE69527587T2 (de) 2003-02-13

Family

ID=23246868

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69527587T Expired - Lifetime DE69527587T2 (de) 1994-10-11 1995-10-11 Verfahren und Gerät zur Herabsetzung von Artefakten in mittels Halbtonfehlerdiffusion erzeugten Bildern unter Verwendung von Tintenverminderungsverarbeitung

Country Status (4)

Country Link
US (1) US5592592A (de)
EP (1) EP0707412B1 (de)
JP (1) JPH08228287A (de)
DE (1) DE69527587T2 (de)

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JP3139312B2 (ja) * 1994-11-25 2001-02-26 株式会社富士通ゼネラル ディスプレイ駆動方法および装置
US6141121A (en) * 1995-03-02 2000-10-31 Apple Computer, Inc. Method and apparatus for color halftoning
JP3396992B2 (ja) * 1995-03-30 2003-04-14 セイコーエプソン株式会社 画像処理方法及び装置
US6014226A (en) * 1997-07-01 2000-01-11 Xerox Corporation Multilevel halftoning with reduced texture contours and coverage control
US6307978B1 (en) * 1998-06-03 2001-10-23 Wellesley College System and method for parallel error diffusion dithering
US6335989B1 (en) * 1998-07-31 2002-01-01 Hewlett-Packard Company Halftone printing using donut filters
US6407825B1 (en) * 1998-12-17 2002-06-18 Eastman Kodak Company Colorant reduction method for digital images
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US6731822B1 (en) * 1999-10-28 2004-05-04 Hewlett-Packard Development Company, L.P. Method and apparatus for filtering images having insufficient tonal precision
US6608700B1 (en) 1999-11-24 2003-08-19 Xerox Corporation Removal of error diffusion artifacts with alternating distribution weights
US6707576B1 (en) 1999-12-02 2004-03-16 Sharp Laboratories Of America, Inc. Noise modulation error diffusion of digital halftoning
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US8259358B2 (en) * 2002-10-18 2012-09-04 Muller Capital, Llc Apparatus for eliminating moire in scanned image and method for the same
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US7548345B2 (en) * 2002-10-24 2009-06-16 Lexmark International, Inc. High resolution print mode offering improved text print quality
US6682173B1 (en) * 2002-11-08 2004-01-27 Hewlett-Packard Development Company, L.P. Symptomatic reduction of banding artifacts
US7359091B2 (en) * 2003-01-15 2008-04-15 Xerox Corporation Multi-bit output sampled threshold array halftoner
US7224487B2 (en) * 2003-01-22 2007-05-29 Ricoh Co., Ltd. Ink reduction error diffusion
US20040190786A1 (en) * 2003-03-24 2004-09-30 Khageshwar Thakur Method of image enhancement for an imaging apparatus
US7319549B2 (en) 2003-03-27 2008-01-15 Lexmark International, Inc. Multiple weight error diffusion
US20040218220A1 (en) * 2003-04-29 2004-11-04 International Business Machines Corporation Enhanced error diffusion
US7239429B2 (en) * 2003-05-29 2007-07-03 Seiko Epson Corporation Method and apparatus for generating dispersed cluster screen
US7369267B2 (en) * 2003-06-30 2008-05-06 Lexmark International, Inc. High resolution printing method
JP3979372B2 (ja) * 2003-09-26 2007-09-19 ブラザー工業株式会社 画像処理装置、画像処理方法及び画像処理プログラム
US7265872B2 (en) * 2003-10-15 2007-09-04 International Business Machines Corporation Error diffusion with averaged directional biases
US7701614B2 (en) * 2004-03-31 2010-04-20 Fujifilm Corporation Image processing method, apparatus, and program with selective error diffusion among a pluraity of pixel groups withing a digital image
US7140710B2 (en) * 2004-06-28 2006-11-28 Lexmark International, Inc. Dot management for an imaging apparatus
US7468814B2 (en) * 2005-02-08 2008-12-23 Astro-Med, Inc. Algorithm for controlling half toning process
US7620255B2 (en) * 2005-06-24 2009-11-17 Seiko Epson Corporation Image processor and image processing program for binary processing

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Also Published As

Publication number Publication date
JPH08228287A (ja) 1996-09-03
EP0707412A2 (de) 1996-04-17
EP0707412B1 (de) 2002-07-31
EP0707412A3 (de) 1997-06-18
DE69527587T2 (de) 2003-02-13
US5592592A (en) 1997-01-07

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