AU529655B2 - Screen printing blocks - Google Patents

Screen printing blocks

Info

Publication number
AU529655B2
AU529655B2 AU48311/79A AU4831179A AU529655B2 AU 529655 B2 AU529655 B2 AU 529655B2 AU 48311/79 A AU48311/79 A AU 48311/79A AU 4831179 A AU4831179 A AU 4831179A AU 529655 B2 AU529655 B2 AU 529655B2
Authority
AU
Australia
Prior art keywords
screen printing
printing blocks
blocks
screen
printing
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.)
Ceased
Application number
AU48311/79A
Other languages
English (en)
Other versions
AU4831179A (en
Inventor
Winrich Gall
Klaus Wellendorf
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.)
Dr Ing Rudolf Hell GmbH
Original Assignee
Dr Ing Rudolf Hell GmbH
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 Dr Ing Rudolf Hell GmbH filed Critical Dr Ing Rudolf Hell GmbH
Publication of AU4831179A publication Critical patent/AU4831179A/en
Application granted granted Critical
Publication of AU529655B2 publication Critical patent/AU529655B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • H04N1/4055—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
    • H04N1/4058—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 with details for producing a halftone screen at an oblique angle
    • 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
    • H04N1/46—Colour picture communication systems
    • H04N1/52—Circuits or arrangements for halftone screening

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Color Image Communication Systems (AREA)
  • Screen Printers (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
AU48311/79A 1978-06-23 1979-06-22 Screen printing blocks Ceased AU529655B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE28275969 1978-06-23
DE2827596A DE2827596C2 (de) 1978-06-23 1978-06-23 Verfahren und Anordnung zur Herstellung gerasterter Druckformen

Publications (2)

Publication Number Publication Date
AU4831179A AU4831179A (en) 1980-01-03
AU529655B2 true AU529655B2 (en) 1983-06-16

Family

ID=6042572

Family Applications (1)

Application Number Title Priority Date Filing Date
AU48311/79A Ceased AU529655B2 (en) 1978-06-23 1979-06-22 Screen printing blocks

Country Status (14)

Country Link
JP (1) JPS556393A (enrdf_load_stackoverflow)
AU (1) AU529655B2 (enrdf_load_stackoverflow)
CA (1) CA1127090A (enrdf_load_stackoverflow)
CH (1) CH643373A5 (enrdf_load_stackoverflow)
DD (1) DD144468A5 (enrdf_load_stackoverflow)
DE (1) DE2827596C2 (enrdf_load_stackoverflow)
ES (1) ES481815A1 (enrdf_load_stackoverflow)
FR (1) FR2429455A1 (enrdf_load_stackoverflow)
GB (1) GB2026283B (enrdf_load_stackoverflow)
IL (1) IL57630A (enrdf_load_stackoverflow)
IT (1) IT1121443B (enrdf_load_stackoverflow)
NL (1) NL182986C (enrdf_load_stackoverflow)
SE (1) SE435107B (enrdf_load_stackoverflow)
SU (1) SU1463125A3 (enrdf_load_stackoverflow)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0047145B1 (en) * 1980-09-01 1988-03-16 Crosfield Electronics Limited A method of producing a half-tone reproduction
JPS57120937A (en) * 1981-01-21 1982-07-28 Dainippon Screen Mfg Co Ltd Formation of halftone plate image
JPS57171337A (en) * 1981-04-14 1982-10-21 Dainippon Screen Mfg Co Ltd Production of halftone plate picture
US4499489A (en) * 1981-06-08 1985-02-12 Dr. Ing. Rudolf Hell Gmbh Production of screen printing blocks
JPS5880639A (ja) * 1981-11-07 1983-05-14 Dainippon Screen Mfg Co Ltd 網目版画像の記録方法
ATE25434T1 (de) * 1981-11-20 1987-02-15 Hell Rudolf Dr Ing Gmbh Rastersystem fuer den mehrfarbendruck.
GB2120896B (en) * 1982-04-06 1987-01-28 Canon Kk Half-tone facsimile system
US5666444A (en) * 1982-04-06 1997-09-09 Canon Kabushiki Kaisha Image processing apparatus
JPS58182372A (ja) * 1982-04-20 1983-10-25 Canon Inc プリンタスクリ−ン角設定方法
JPS59122080A (ja) * 1982-12-27 1984-07-14 Leo Giken:Kk 網点画像の発生方法
JPS59161981A (ja) * 1983-03-06 1984-09-12 Canon Inc 画像処理装置
GB8318835D0 (en) * 1983-07-12 1983-08-10 Crosfield Electronics Ltd Half-tone image reproducing
EP0141869B1 (de) * 1983-11-14 1987-09-16 DR.-ING. RUDOLF HELL GmbH Verfahren und Einrichtung zur Herstellung gerasterter Druckformen
JPS60213170A (ja) * 1984-04-06 1985-10-25 Dainippon Screen Mfg Co Ltd 画像走査記録装置における網点パタ−ン発生方法
AT381401B (de) * 1984-06-04 1986-10-10 Weidinger Wolfgang Verfahren zur herstellung von rasterfarbauszuegen und deren weiterverarbeitung auf eine flexodruckform
JPH0657049B2 (ja) * 1984-12-07 1994-07-27 大日本スクリ−ン製造株式会社 網点形成方法
JPH0614187B2 (ja) * 1984-10-11 1994-02-23 株式会社デイ・エス・スキヤナ− 網点フィルム作成装置
DE3614790A1 (de) * 1986-05-02 1987-11-05 Hell Rudolf Dr Ing Gmbh Verfahren und einrichtung zur elektronischen seitenkombination fuer die reproduktionstechnik
GB8628238D0 (en) * 1986-11-26 1986-12-31 Crosfield Electronics Ltd Generating half-tone representations
JPS6444681A (en) * 1987-08-12 1989-02-17 Fuji Photo Film Co Ltd Dot screen forming method
DE3738014A1 (de) * 1987-11-09 1989-05-18 Winrich Dipl Ing Gall Verfahren zur erzeugung farbiger bilder auf einer traegerflaeche
JPH022042A (ja) * 1987-12-18 1990-01-08 Contex Graphic Syst Inc 中間色印字システム
JPH01228848A (ja) * 1988-03-10 1989-09-12 Canon Inc 画像形成装置
US5172248A (en) * 1988-05-18 1992-12-15 Fuji Photo Film Co., Ltd. Method for forming halftone screen and apparatus therefor
EP0585962A1 (en) * 1988-05-18 1994-03-09 Fuji Photo Film Co., Ltd. Halftone gradation image signal generating apparatus
US4916530A (en) * 1988-09-02 1990-04-10 Itek Graphix Corp. High resolution halftone dot generator system including LED array
US4924301A (en) * 1988-11-08 1990-05-08 Seecolor Corporation Apparatus and methods for digital halftoning
JPH0691620B2 (ja) * 1988-11-15 1994-11-14 大日本スクリーン製造株式会社 カラー画像の網目版画像記録方法
US4918622A (en) * 1988-11-16 1990-04-17 Eastman Kodak Company Electronic graphic arts screener
US4977458A (en) * 1988-11-16 1990-12-11 Eastman Kodak Company Apparatus for addressing a font to suppress Moire patterns occurring thereby and a method for use therein
JPH0666880B2 (ja) * 1988-11-17 1994-08-24 大日本スクリーン製造株式会社 網目版画像形成方法
US5053887A (en) * 1989-06-27 1991-10-01 Ibm Corporation Technique for producing a fine grained dithered halftone image having an increased number of gray levels
EP0418844B1 (en) * 1989-09-20 1997-12-03 Toyo Ink Mfg. Co., Ltd. Color image information processing method
EP0711067A3 (en) * 1989-11-21 1996-07-10 Toyo Ink Mfg Co Method for forming density forms for reproducing binary gradations
DE69120591T2 (de) * 1990-04-25 1997-02-13 Bayer Ag Verfahren zum Aufbrechen der Symmetrie von Matrixelementen in einem elektronischen Rasterungsprozess
JP2598723B2 (ja) * 1990-06-28 1997-04-09 大日本スクリーン製造株式会社 網点画像作成装置
US5253084A (en) * 1990-09-14 1993-10-12 Minnesota Mining And Manufacturing Company General kernel function for electronic halftone generation
US5258832A (en) * 1990-09-14 1993-11-02 Minnesota Mining And Manufacturing Company Non-perpendicular, unequal frequency non-conventional screen patterns for electronic halftone generation
US5264926A (en) * 1990-09-14 1993-11-23 Minnesota Mining And Manufacturing Company Perpendicular, equal frequency non-conventional screen patterns for electronic halftone generation
US5583660A (en) * 1990-09-14 1996-12-10 Minnesota Mining And Manufacturing Company Non-perpendicular, equal frequency non-conventional screen patterns for electronic halftone generation
US5323245A (en) * 1990-09-14 1994-06-21 Minnesota Mining And Manufacturing Company Perpendicular, unequal frequency non-conventional screen patterns for electronic halftone generation
US5221971A (en) * 1990-11-21 1993-06-22 Polaroid Corporation Area modulation printing apparatus
EP0740458B1 (en) * 1991-02-08 2002-06-19 Adobe Systems Inc. Method of controlling dot size in digital halftoning with multi-cell threshold arrays
DE4107703C2 (de) * 1991-03-09 1994-07-21 Hell Ag Linotype Verfahren und Vorrichtung zur Aufzeichnung gerasterter Bilder
DE4108253C2 (de) * 1991-03-14 1995-04-27 Hell Ag Linotype Verfahren und Anordnung zur Herstellung von gerasterten Farbauszügen und Druckformen
JPH077624A (ja) * 1991-09-09 1995-01-10 Mitsubishi Paper Mills Ltd 網点画像記録方法
DE4205085A1 (de) * 1992-02-17 1993-08-26 Mannesmann Ag Verfahren und schaltung zum erzeugen von bild-informationen (pixmaps)
JP2759186B2 (ja) * 1992-10-21 1998-05-28 大日本スクリーン製造株式会社 多色網目版画像作成方法
EP0631430A3 (en) * 1993-06-22 1995-02-22 Nippon Electric Co Color image processing device for removing moiré.
EP0680193B1 (en) * 1994-04-27 2000-07-12 Agfa-Gevaert N.V. Tone dependent rosette structures in multi layer screening by phase modulation
US6361697B1 (en) 1995-01-10 2002-03-26 William S. Coury Decontamination reactor system and method of using same
US6117334A (en) * 1995-01-10 2000-09-12 Coury; William S. Decontamination reactor system and method of using same
JPH08227147A (ja) * 1995-02-21 1996-09-03 Dainippon Screen Mfg Co Ltd 網点作成方法および装置
DE19722697A1 (de) * 1997-05-30 1998-12-03 Heidelberger Druckmasch Ag Verfahren zur digitalen Rasterung von Halbtonbildern mit Rastern beliebiger Rasterweiten und Rasterwinkel
DE10022225B4 (de) * 2000-05-08 2015-12-17 Heidelberger Druckmaschinen Ag Mehrstufen-Rasterung mit Rastern beliebiger Rasterweiten und Rasterwinkel
JP2002356008A (ja) 2001-02-02 2002-12-10 Ricoh Co Ltd 画像形成装置及び方法
EP1241869B1 (en) * 2001-03-14 2010-08-11 Ricoh Company, Ltd. Light-emission modulation having effective scheme of creating gray scale on image
DE10261004B4 (de) * 2002-12-24 2009-03-26 Heidelberger Druckmaschinen Ag Verfahren zur Anwendung von Zufallszahlen bei der Rasterung von Bilddaten
ATE492117T1 (de) * 2007-06-06 2011-01-15 Weidlich Ernst Rudolf Dr Verfahren zum gravieren einer druckform mittels laserlicht
JP2009218736A (ja) 2008-03-07 2009-09-24 Canon Inc 画像形成装置及び画像形成方法
DE102009042374A1 (de) 2008-10-20 2010-04-22 Heidelberger Druckmaschinen Ag Verfahren zur digitalen Rasterung von Halbtonbildern

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084183A (en) * 1970-03-18 1978-04-11 Dr. Ing. Rudolf Hell Gmbh. Method for the electro-optical reproduction of half-tone pictures
DE2012728C3 (de) * 1970-03-18 1974-09-19 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur elektrooptischen Aufzeichnung von gerasterten Halbtonbildern
US3911480A (en) * 1972-12-08 1975-10-07 John P Brucker Generating screened half-tones by scanning
JPS5340292B2 (enrdf_load_stackoverflow) * 1973-08-31 1978-10-26
GB1495499A (en) * 1974-01-30 1977-12-21 Crosfield Electronics Ltd Image reproduction systems
DE2646926B2 (de) * 1976-10-18 1979-03-29 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur Änderung der bildpunktmäBigen Zerlegung von Halbtonbildern beim Übergang von der Reproduktion zur Aufzeichnung

Also Published As

Publication number Publication date
CH643373A5 (de) 1984-05-30
NL7904904A (nl) 1979-12-28
IT1121443B (it) 1986-04-02
IT7923661A0 (it) 1979-06-18
JPS556393A (en) 1980-01-17
FR2429455B1 (enrdf_load_stackoverflow) 1984-10-19
SU1463125A3 (ru) 1989-02-28
AU4831179A (en) 1980-01-03
SE7905507L (sv) 1979-12-24
NL182986C (nl) 1988-06-16
SE435107B (sv) 1984-09-03
FR2429455A1 (fr) 1980-01-18
DE2827596C2 (de) 1984-11-22
IL57630A (en) 1982-03-31
JPH0335867B2 (enrdf_load_stackoverflow) 1991-05-29
DD144468A5 (de) 1980-10-15
IL57630A0 (en) 1979-10-31
NL182986B (nl) 1988-01-18
GB2026283B (en) 1983-01-06
CA1127090A (en) 1982-07-06
GB2026283A (en) 1980-01-30
DE2827596A1 (de) 1980-02-07
ES481815A1 (es) 1980-07-01

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