DE602009000399D1 - Halbtonbilderstellungsverfahren, Schwellwertmatrixerstellungsverfahren, Schwellwertmatrix, Druckplattenherstellungsverfahren und Druckplatte - Google Patents

Halbtonbilderstellungsverfahren, Schwellwertmatrixerstellungsverfahren, Schwellwertmatrix, Druckplattenherstellungsverfahren und Druckplatte

Info

Publication number
DE602009000399D1
DE602009000399D1 DE602009000399T DE602009000399T DE602009000399D1 DE 602009000399 D1 DE602009000399 D1 DE 602009000399D1 DE 602009000399 T DE602009000399 T DE 602009000399T DE 602009000399 T DE602009000399 T DE 602009000399T DE 602009000399 D1 DE602009000399 D1 DE 602009000399D1
Authority
DE
Germany
Prior art keywords
printing plate
threshold matrix
halftone
sub
main cluster
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.)
Active
Application number
DE602009000399T
Other languages
German (de)
English (en)
Inventor
Hiroshi Asai
Yuji Kurokawa
Masaru Wakui
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.)
Dainippon Screen Manufacturing Co Ltd
Original Assignee
Dainippon Screen Manufacturing Co Ltd
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 Dainippon Screen Manufacturing Co Ltd filed Critical Dainippon Screen Manufacturing Co Ltd
Publication of DE602009000399D1 publication Critical patent/DE602009000399D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
    • H04N1/4057—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern the pattern being a mixture of differently sized sub-patterns, e.g. spots having only a few different diameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
DE602009000399T 2008-04-17 2009-03-09 Halbtonbilderstellungsverfahren, Schwellwertmatrixerstellungsverfahren, Schwellwertmatrix, Druckplattenherstellungsverfahren und Druckplatte Active DE602009000399D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008107584A JP2009255410A (ja) 2008-04-17 2008-04-17 網点画像生成方法、閾値マトリクス生成方法、閾値マトリクス、刷版製造方法および刷版

Publications (1)

Publication Number Publication Date
DE602009000399D1 true DE602009000399D1 (de) 2011-01-13

Family

ID=40765505

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602009000399T Active DE602009000399D1 (de) 2008-04-17 2009-03-09 Halbtonbilderstellungsverfahren, Schwellwertmatrixerstellungsverfahren, Schwellwertmatrix, Druckplattenherstellungsverfahren und Druckplatte

Country Status (5)

Country Link
US (1) US8111428B2 (https=)
EP (1) EP2111033B1 (https=)
JP (1) JP2009255410A (https=)
AT (1) ATE490646T1 (https=)
DE (1) DE602009000399D1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5547543B2 (ja) * 2010-04-20 2014-07-16 富士フイルム株式会社 印刷用凸版
EP2718382A4 (en) * 2011-06-06 2014-11-05 Essel Propack Ltd INK COMPOSITION AND METHOD FOR PRINTING ON LAMINATES
JP5832350B2 (ja) * 2012-03-28 2015-12-16 株式会社Ｓｃｒｅｅｎホールディングス 閾値マトリクス生成方法、画像データ生成方法、画像データ生成装置、画像記録装置および閾値マトリクス
US11568189B2 (en) * 2018-08-10 2023-01-31 Agfa Offset Bv Digital halftoning with dots representing a spiral
US11956402B2 (en) 2020-01-30 2024-04-09 Hewlett-Packard Development Company, L.P. Halftone screens
US12495118B2 (en) * 2021-02-11 2025-12-09 Hewlett-Packard Development Company, L.P. Halftone screen tiles
US11917115B1 (en) 2023-03-10 2024-02-27 Ricoh Company, Ltd. Shift compensation mechanism

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4187107A (en) * 1975-10-21 1980-02-05 Toppan Printing Co., Ltd. Making gravure plate with tint screen
JP3770722B2 (ja) * 1997-12-17 2006-04-26 株式会社シンク・ラボラトリー 印刷版
JP3923656B2 (ja) * 1998-05-23 2007-06-06 株式会社シンク・ラボラトリー 印刷版
US7492480B2 (en) * 2001-08-27 2009-02-17 Phototype Engraving Company System for halftone screen production
US20040130753A1 (en) 2003-01-06 2004-07-08 Crounse Kenneth R. Halftone method and system using hybrid AM/FM screening for highlight/shadow tonal regions
US7126724B2 (en) 2003-03-11 2006-10-24 Kodak Graphic Communications Canada Company Flexographic printing
US6977758B2 (en) 2003-09-26 2005-12-20 Xerox Corporation Halftone dot encoding
JP2005136612A (ja) * 2003-10-29 2005-05-26 Dainippon Screen Mfg Co Ltd 網点形成方法、網点形成装置および網点記録媒体
US20050157347A1 (en) 2004-01-21 2005-07-21 Hans Dewitte Relief plates, platemaking masters therefor, and methods for producing such plate making masters and plates
JP4260714B2 (ja) * 2004-09-16 2009-04-30 大日本印刷株式会社 網点からなる画像の印刷方法ならびに画像変換方法および装置

Also Published As

Publication number Publication date
ATE490646T1 (de) 2010-12-15
JP2009255410A (ja) 2009-11-05
EP2111033B1 (en) 2010-12-01
US8111428B2 (en) 2012-02-07
US20090262398A1 (en) 2009-10-22
EP2111033A1 (en) 2009-10-21

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