DE69608842D1 - Grössenmodulierte stochastische Rasterung - Google Patents

Grössenmodulierte stochastische Rasterung

Info

Publication number
DE69608842D1
DE69608842D1 DE69608842T DE69608842T DE69608842D1 DE 69608842 D1 DE69608842 D1 DE 69608842D1 DE 69608842 T DE69608842 T DE 69608842T DE 69608842 T DE69608842 T DE 69608842T DE 69608842 D1 DE69608842 D1 DE 69608842D1
Authority
DE
Germany
Prior art keywords
size
stochastic screening
modulated
modulated stochastic
screening
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
DE69608842T
Other languages
English (en)
Other versions
DE69608842T2 (de
Inventor
Paul Delabastita
Jacobus Bosschaerts
Rene Govaert
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.)
Agfa NV
Original Assignee
Agfa Gevaert NV
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 Agfa Gevaert NV filed Critical Agfa Gevaert NV
Application granted granted Critical
Publication of DE69608842D1 publication Critical patent/DE69608842D1/de
Publication of DE69608842T2 publication Critical patent/DE69608842T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41CPROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
    • B41C1/00Forme preparation
    • B41C1/10Forme preparation for lithographic printing; Master sheets for transferring a lithographic image to the forme
    • B41C1/1083Mechanical aspects of off-press plate preparation
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/004Photosensitive materials
    • G03F7/06Silver salts
    • G03F7/07Silver salts used for diffusion transfer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/405Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4051Halftoning, 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Printing Plates And Materials Therefor (AREA)
DE69608842T 1995-03-22 1996-03-18 Grössenmodulierte stochastische Rasterung Expired - Lifetime DE69608842T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP95200712 1995-03-22

Publications (2)

Publication Number Publication Date
DE69608842D1 true DE69608842D1 (de) 2000-07-20
DE69608842T2 DE69608842T2 (de) 2001-01-11

Family

ID=8220111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69608842T Expired - Lifetime DE69608842T2 (de) 1995-03-22 1996-03-18 Grössenmodulierte stochastische Rasterung

Country Status (3)

Country Link
US (1) US5677093A (de)
JP (1) JP2889177B2 (de)
DE (1) DE69608842T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5783356A (en) * 1996-04-17 1998-07-21 Agfa-Gevaert, N.V. Halftone reproduction by single spot multibeam laser recording
JPH11346311A (ja) * 1998-06-01 1999-12-14 Matsushita Electric Ind Co Ltd 階調再現方法
US6167147A (en) * 1998-10-26 2000-12-26 The Standard Register Company Security document including pseudo-random image and method of making the same
US6507666B1 (en) 1999-05-19 2003-01-14 Jesus Hill De La Torre Method and apparatus for compensating for dot gain in stochastic printing
US6710778B2 (en) 2001-02-12 2004-03-23 Lexmark International, Inc. Method for halftoning using a difference weighting function
EP1237354B1 (de) 2001-03-01 2013-08-14 Epple Druckfarben AG Druck-Reproduktionsverfahren
DE10121785C1 (de) * 2001-03-01 2003-04-24 Carl Epple Druckfarbenfabrik G Druck-Reproduktionsverfahren
US20030107768A1 (en) * 2001-12-04 2003-06-12 Crounse Kenneth R. Halftoning with uniformly dispersed dot growth
US7116447B2 (en) 2002-05-24 2006-10-03 Eastman Kodak Company Halftone dot-growth technique using a dot edge-detection scheme
US7365881B2 (en) * 2002-08-19 2008-04-29 Eastman Kodak Company Halftone dot-growth technique based on morphological filtering
DE10325621B4 (de) * 2003-06-06 2006-02-16 Heidelberger Druckmaschinen Ag Verfahren zur Grauwertkorrektur für binäre Bilddaten
EP1755892A1 (de) * 2004-06-14 2007-02-28 Hueck Folien GmbH & Co. KG Nahtlose 2d/3d oberflächenstrukturen auf rotativen prägeformen für uv casting verfahren
US7990524B2 (en) * 2006-06-30 2011-08-02 The University Of Chicago Stochastic scanning apparatus using multiphoton multifocal source

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69105266T2 (de) * 1991-06-20 1995-05-18 Agfa Gevaert Nv Verfahren zur Herstellung einer lithographischen Aluminium-Offset-Druckform mittels des Silbersalzdiffusionsübertragungsverfahrens.

Also Published As

Publication number Publication date
DE69608842T2 (de) 2001-01-11
JPH08262696A (ja) 1996-10-11
US5677093A (en) 1997-10-14
JP2889177B2 (ja) 1999-05-10

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGFA GRAPHICS N.V., MORTSEL, BE