ES2125632T3 - Utilizacion del entramado con modulacion de frecuencia para aligerar en offset las superficies imprimidas. - Google Patents

Utilizacion del entramado con modulacion de frecuencia para aligerar en offset las superficies imprimidas.

Info

Publication number
ES2125632T3
ES2125632T3 ES95925046T ES95925046T ES2125632T3 ES 2125632 T3 ES2125632 T3 ES 2125632T3 ES 95925046 T ES95925046 T ES 95925046T ES 95925046 T ES95925046 T ES 95925046T ES 2125632 T3 ES2125632 T3 ES 2125632T3
Authority
ES
Spain
Prior art keywords
frequency modulation
offset
lighten
flooring
screen effect
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
ES95925046T
Other languages
English (en)
Inventor
Jean-Marie Nouel
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of ES2125632T3 publication Critical patent/ES2125632T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F5/00—Screening processes; Screens therefor
    • G03F5/24—Screening processes; Screens therefor by multiple exposure, e.g. combined processes for line photo and screen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00—Inking and printing with a printer's forme
    • B41M1/06—Lithographic printing
    • B41M1/08—Dry printing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F5/00—Screening processes; Screens therefor
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F5/00—Screening processes; Screens therefor
    • G03F5/22—Screening processes; Screens therefor combining several screens; Elimination of moiré
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Printing Methods (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)

Abstract

LA PRESENTE INVENCION SE REFIERE A LA UTILIZACION DEL EFECTO PANTALLA CON MODULACION DE FRECUENCIA O EFECTO PANTALLA ESTOCASTICO PARA ALIGERAR LAS SUPERFICIES DE IMPRESION, E TECNICAS DE IMPRESION OFFSET SECO U OFFSET HUMEDO. SE REFIERE TAMBIEN A LAS PELICULAS Y PLACAS, UTILIZADAS EN ESTAS TECNICAS DE IMPRESION QUE, DE MANERA CARACTERISTICA, GENERAN SUPERFICIES DE IMPRESION ALIGERADAS SEGUN UN EFECTO PANTALLA ESTOCASTICO (O EFECTO PANTALLA CON MODULACION DE FRECUENCIA).
ES95925046T 1994-07-13 1995-07-12 Utilizacion del entramado con modulacion de frecuencia para aligerar en offset las superficies imprimidas. Expired - Lifetime ES2125632T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9408726A FR2722584B1 (fr) 1994-07-13 1994-07-13 Utilisation du tramage a modulation de frequence pour alleger en offset les surfaces imprimantes

Publications (1)

Publication Number Publication Date
ES2125632T3 true ES2125632T3 (es) 1999-03-01

Family

ID=9465370

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95925046T Expired - Lifetime ES2125632T3 (es) 1994-07-13 1995-07-12 Utilizacion del entramado con modulacion de frecuencia para aligerar en offset las superficies imprimidas.

Country Status (8)

Country Link
US (1) US6406833B1 (es)
EP (1) EP0770228B1 (es)
AU (1) AU2931895A (es)
BR (1) BR9508400A (es)
DE (1) DE69505985T2 (es)
ES (1) ES2125632T3 (es)
FR (1) FR2722584B1 (es)
WO (1) WO1996002868A1 (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2746519B1 (fr) * 1996-03-19 1998-06-12 Nouel Jean Marie Procede et dispositif industriels de preparation de plaques positives, destinees a l'impression offset, allegees ou pre-allegees
SE507719C2 (sv) * 1996-04-30 1998-07-06 Bo Jemseby Sätt att framställa en rastrerad avbildning
IT1296160B1 (it) * 1996-09-02 1999-06-09 Enzo Ferri Procedimento per la stampa flessografica e offset a secco
FR2752958B1 (fr) * 1996-09-03 1998-10-02 Brisson Gerard Mixage de trame aleatoire et trame conventionnelle ou ligne
WO1998047707A1 (en) * 1997-04-24 1998-10-29 R.R. Donnelley & Sons Company Method of and system for high quality reproduction of images
FR2769725B1 (fr) * 1997-10-10 1999-12-31 Jean Marie Nouel Films photographiques negatifs alleges et leur preparation
US6532082B1 (en) 1998-07-16 2003-03-11 Esko-Graphics, N.V. Halftone printing plates containing microscopic perforations and methods for producing same
US7375857B1 (en) 2000-09-22 2008-05-20 Eastman Kodak Company Print proofing with color and screen matching
US7253921B2 (en) * 2000-10-11 2007-08-07 True Color Technology Gmbh Process and target for calibration of digital input devices
DE10119368B4 (de) 2001-04-20 2004-09-09 Man Roland Druckmaschinen Ag Verfahren zum Variieren der Farbdichte des Volltons beim Druck innerhalb einer Rotationsdruckmaschine
US6786565B2 (en) 2001-09-24 2004-09-07 Creo Americas, Inc. Inkjet proofing with matched color and screen resolution
DE10201351B4 (de) * 2002-01-16 2005-04-07 Ovd Kinegram Ag Druckverfahren und zugehörige Druckvorrichtung
EP1568210A1 (en) * 2002-11-25 2005-08-31 Agfa-Gevaert Method for generating non-printing dots in a screened representation of an image
US7126724B2 (en) * 2003-03-11 2006-10-24 Kodak Graphic Communications Canada Company Flexographic printing
FR2867103A1 (fr) * 2004-03-03 2005-09-09 Jean Marie Nouel Plaques offset allegees, preparation et utilisation
FR2867104B1 (fr) * 2004-03-03 2007-08-24 Jean Marie Nouel Plaques offset alleges, preparation et utilisation
US8132508B2 (en) 2005-04-14 2012-03-13 Esko Software Bvba Method of controlling ink film thickness on a printing plate
DE102009015580A1 (de) 2008-04-22 2009-10-29 Heidelberger Druckmaschinen Ag Verfahren zur Reduzierung der Flächendeckung einer Druckplatte
EP2112818B1 (de) * 2008-04-22 2015-06-10 Heidelberger Druckmaschinen Aktiengesellschaft Verfahren zur Reduzierung der Flächendeckung einer Druckplatte
DE102009034078A1 (de) 2008-08-08 2010-02-11 Heidelberger Druckmaschinen Ag Verfahren zur Reduzierung der Flächendeckung einer Druckplatte
JP7297141B2 (ja) * 2020-02-19 2023-06-23 株式会社秀峰 印刷装置、及び印刷物の製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US809157A (en) * 1902-12-17 1906-01-02 Maurice N Weyl Photomechanical multicolor-printing.
DE457654C (de) * 1927-04-15 1928-03-21 Theodor Dittmann Verfahren zur Herstellung von Autotypien durch Kopieren
BE394468A (es) * 1933-01-16
US2082475A (en) * 1936-09-18 1937-06-01 Frank C Zoller Half-tone screen and method of manufacture thereof
US3581660A (en) * 1968-12-18 1971-06-01 Rapoport Printing Corp Lithographic printing process
DE2408774A1 (de) * 1974-02-23 1975-09-04 Helmut Jahn Verfahren zur herstellung eines schwarzauszuges auf druckplatten oder filmmaterial fuer die reproduktionstechnik
US4037533A (en) * 1974-12-05 1977-07-26 Rapoport Printing Corporation Color lithography using a random pattern screen
CH617779A5 (es) * 1977-07-25 1980-06-13 Licht Druck Ag
US5179448A (en) * 1988-07-21 1993-01-12 Steinhardt Paul J Methods and apparatus for eliminating Moire' interference using quasiperiodic patterns
FR2660245B1 (fr) * 1990-04-03 1996-08-09 Nouel Jean Marie Plaques ou cliches destines a l'impression, procede pour leur preparation, films ou caraceres utiles a leur preparation, leur utilisation en imprimerie.
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
US5283154B1 (en) * 1990-10-24 1996-05-07 Nat Printing And Packaging Com Random screen waterless printing process
EP0620674B1 (en) * 1993-04-16 1996-07-24 Agfa-Gevaert N.V. Method for making a lithographic printing plate
EP0639023B1 (en) * 1993-08-13 1997-06-04 Agfa-Gevaert N.V. Method for producing frequency-modulated halftone images

Also Published As

Publication number Publication date
US6406833B1 (en) 2002-06-18
EP0770228A1 (fr) 1997-05-02
DE69505985T2 (de) 1999-06-02
AU2931895A (en) 1996-02-16
FR2722584B1 (fr) 1996-10-31
DE69505985D1 (de) 1998-12-17
BR9508400A (pt) 1998-11-03
FR2722584A1 (fr) 1996-01-19
EP0770228B1 (fr) 1998-11-11
WO1996002868A1 (fr) 1996-02-01

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