JPS556393A - Method and apparatus for producing screened printing plate - Google Patents

Method and apparatus for producing screened printing plate

Info

Publication number
JPS556393A
JPS556393A JP7822979A JP7822979A JPS556393A JP S556393 A JPS556393 A JP S556393A JP 7822979 A JP7822979 A JP 7822979A JP 7822979 A JP7822979 A JP 7822979A JP S556393 A JPS556393 A JP S556393A
Authority
JP
Japan
Prior art keywords
printing plate
screened printing
producing screened
producing
plate
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.)
Granted
Application number
JP7822979A
Other languages
Japanese (ja)
Other versions
JPH0335867B2 (en
Inventor
Garu Buinritsuhi
Buerendorufu Kurausu
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 JPS556393A publication Critical patent/JPS556393A/en
Publication of JPH0335867B2 publication Critical patent/JPH0335867B2/ja
Granted 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
JP7822979A 1978-06-23 1979-06-22 Method and apparatus for producing screened printing plate Granted JPS556393A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2827596A DE2827596C2 (en) 1978-06-23 1978-06-23 Method and arrangement for the production of screened printing forms

Publications (2)

Publication Number Publication Date
JPS556393A true JPS556393A (en) 1980-01-17
JPH0335867B2 JPH0335867B2 (en) 1991-05-29

Family

ID=6042572

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7822979A Granted JPS556393A (en) 1978-06-23 1979-06-22 Method and apparatus for producing screened printing plate

Country Status (14)

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

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58182372A (en) * 1982-04-20 1983-10-25 Canon Inc Setting method of printer screen angle
JPS60213170A (en) * 1984-04-06 1985-10-25 Dainippon Screen Mfg Co Ltd Generating method of dot pattern in picture scanning recorder
JPS61137473A (en) * 1984-12-07 1986-06-25 Dainippon Screen Mfg Co Ltd Formation of dot
JPH01228848A (en) * 1988-03-10 1989-09-12 Canon Inc Image forming apparatus
US4977464A (en) * 1988-11-17 1990-12-11 Dainippon Screen Mfg. Co., Ltd. Method of producing halftone images by choosing a conversion function based on virtual and reference solid pixels
US5045931A (en) * 1988-11-15 1991-09-03 Dainippon Screen Mfg. Co., Ltd. Method of and apparatus for recording halftone images and halftone images produced thereby
US5831626A (en) * 1995-02-21 1998-11-03 Dainippon Screen Mfg. Co., Ltd. Method and apparatus for generating halftone image with halftone dot rate correction
US8102567B2 (en) 2008-03-07 2012-01-24 Canon Kabushiki Kaisha Image forming apparatus and method calculating a deviation between a) a representative point of threshold information I) nearest to the coordinate of a pixel of interest or II) in dither space nearest to the address coordinate of the pixel of interest in dither space, and b) the address coordinate in dither space corresponding to a pixel coordinate of an integer in pixel space or a pixel coordinate of an integer in pixel space nearest to the representative point

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4419690A (en) * 1980-09-01 1983-12-06 Crosfield Electronics Limited Method and apparatus for 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 (en) * 1981-11-07 1983-05-14 Dainippon Screen Mfg Co Ltd Method for recording screen plate image
ATE25434T1 (en) * 1981-11-20 1987-02-15 Hell Rudolf Dr Ing Gmbh SCREEN SYSTEM FOR MULTICOLOR PRINTING.
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
JPS59122080A (en) * 1982-12-27 1984-07-14 Leo Giken:Kk Generating method of dot picture
JPS59161981A (en) * 1983-03-06 1984-09-12 Canon Inc Picture processor
GB8318835D0 (en) * 1983-07-12 1983-08-10 Crosfield Electronics Ltd Half-tone image reproducing
ATE29815T1 (en) * 1983-11-14 1987-10-15 Hell Rudolf Dr Ing Gmbh METHOD AND EQUIPMENT FOR THE PRODUCTION OF SCREENED PRINTING FORMS.
AT381401B (en) * 1984-06-04 1986-10-10 Weidinger Wolfgang METHOD FOR THE PRODUCTION OF SCREEN COLOR EXTENSIONS AND THE FURTHER PROCESSING THEREOF IN A FLEXO PRINTING FORM
JPH0614187B2 (en) * 1984-10-11 1994-02-23 株式会社デイ・エス・スキヤナ− Halftone film making device
DE3614790A1 (en) * 1986-05-02 1987-11-05 Hell Rudolf Dr Ing Gmbh METHOD AND DEVICE FOR ELECTRONIC SIDE COMBINATION FOR REPRODUCTION TECHNOLOGY
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 (en) * 1987-11-09 1989-05-18 Winrich Dipl Ing Gall Method of generating coloured images on a carrier surface
JPH022042A (en) * 1987-12-18 1990-01-08 Contex Graphic Syst Inc Intermediate color printing system
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
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
US4918622A (en) * 1988-11-16 1990-04-17 Eastman Kodak Company Electronic graphic arts screener
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 to form density patterns for reproducing binary gradations
EP0454277B1 (en) * 1990-04-25 1996-07-03 Bayer Corporation Method for breaking-up symmetry of matrix elements in an electronic half-tone screening processs
JP2598723B2 (en) * 1990-06-28 1997-04-09 大日本スクリーン製造株式会社 Halftone image creation device
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
US5253084A (en) * 1990-09-14 1993-10-12 Minnesota Mining And Manufacturing Company General kernel function for electronic halftone generation
US5221971A (en) * 1990-11-21 1993-06-22 Polaroid Corporation Area modulation printing apparatus
EP0499738B1 (en) * 1991-02-08 1996-12-27 Adobe Systems Inc. Methods of controlling dot size in digital halftoning with multi-cell threshold arrays
DE4107703C2 (en) * 1991-03-09 1994-07-21 Hell Ag Linotype Method and device for recording rasterized images
DE4108253C2 (en) * 1991-03-14 1995-04-27 Hell Ag Linotype Process and arrangement for producing screened color separations and printing forms
JPH077624A (en) * 1991-09-09 1995-01-10 Mitsubishi Paper Mills Ltd Dot picture recording method
DE4205085A1 (en) * 1992-02-17 1993-08-26 Mannesmann Ag METHOD AND CIRCUIT FOR GENERATING IMAGE INFORMATION (PIXMAPS)
JP2759186B2 (en) * 1992-10-21 1998-05-28 大日本スクリーン製造株式会社 Multicolor mesh image creation method
EP0631430A3 (en) * 1993-06-22 1995-02-22 Nippon Electric Co Color image processing apparatus capable of suppressing moire.
DE69425244T2 (en) * 1994-04-27 2001-01-25 Agfa Gevaert Nv Tone-dependent rosette structures in multi-layer halftone screening using 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
DE19722697A1 (en) * 1997-05-30 1998-12-03 Heidelberger Druckmasch Ag Process for digital screening of halftone images with screens of any screen width and screen angle
DE10022225B4 (en) 2000-05-08 2015-12-17 Heidelberger Druckmaschinen Ag Multi-level screening with grids of any screen width and screen angle
JP2002356008A (en) * 2001-02-02 2002-12-10 Ricoh Co Ltd Image forming apparatus and method
EP1286533B1 (en) * 2001-03-14 2011-09-14 Ricoh Company, Ltd. Light-emission modulation having effective scheme of creating gray scale on image
DE10261004B4 (en) * 2002-12-24 2009-03-26 Heidelberger Druckmaschinen Ag Method for applying random numbers in the screening of image data
DE502007005952D1 (en) * 2007-06-06 2011-01-27 Weidlich Ernst Rudolf Gottfried Method for engraving a printing form by means of laser light
DE102009042374A1 (en) 2008-10-20 2010-04-22 Heidelberger Druckmaschinen Ag Method for digital halftoning of halftone images

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5052919A (en) * 1973-08-31 1975-05-10

Family Cites Families (5)

* 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 (en) * 1970-03-18 1974-09-19 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Process for the electro-optical recording of screened halftone images
US3911480A (en) * 1972-12-08 1975-10-07 John P Brucker Generating screened half-tones by scanning
GB1495499A (en) * 1974-01-30 1977-12-21 Crosfield Electronics Ltd Image reproduction systems
DE2646926B2 (en) * 1976-10-18 1979-03-29 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Process for changing the pixel-wise decomposition of halftone images in the transition from reproduction to recording

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5052919A (en) * 1973-08-31 1975-05-10

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58182372A (en) * 1982-04-20 1983-10-25 Canon Inc Setting method of printer screen angle
JPS60213170A (en) * 1984-04-06 1985-10-25 Dainippon Screen Mfg Co Ltd Generating method of dot pattern in picture scanning recorder
JPS61137473A (en) * 1984-12-07 1986-06-25 Dainippon Screen Mfg Co Ltd Formation of dot
JPH01228848A (en) * 1988-03-10 1989-09-12 Canon Inc Image forming apparatus
US5045931A (en) * 1988-11-15 1991-09-03 Dainippon Screen Mfg. Co., Ltd. Method of and apparatus for recording halftone images and halftone images produced thereby
US4977464A (en) * 1988-11-17 1990-12-11 Dainippon Screen Mfg. Co., Ltd. Method of producing halftone images by choosing a conversion function based on virtual and reference solid pixels
US5831626A (en) * 1995-02-21 1998-11-03 Dainippon Screen Mfg. Co., Ltd. Method and apparatus for generating halftone image with halftone dot rate correction
US8102567B2 (en) 2008-03-07 2012-01-24 Canon Kabushiki Kaisha Image forming apparatus and method calculating a deviation between a) a representative point of threshold information I) nearest to the coordinate of a pixel of interest or II) in dither space nearest to the address coordinate of the pixel of interest in dither space, and b) the address coordinate in dither space corresponding to a pixel coordinate of an integer in pixel space or a pixel coordinate of an integer in pixel space nearest to the representative point

Also Published As

Publication number Publication date
SU1463125A3 (en) 1989-02-28
AU4831179A (en) 1980-01-03
IT1121443B (en) 1986-04-02
JPH0335867B2 (en) 1991-05-29
NL182986C (en) 1988-06-16
DE2827596A1 (en) 1980-02-07
IL57630A0 (en) 1979-10-31
CA1127090A (en) 1982-07-06
NL7904904A (en) 1979-12-28
GB2026283B (en) 1983-01-06
AU529655B2 (en) 1983-06-16
GB2026283A (en) 1980-01-30
FR2429455A1 (en) 1980-01-18
SE435107B (en) 1984-09-03
FR2429455B1 (en) 1984-10-19
IL57630A (en) 1982-03-31
NL182986B (en) 1988-01-18
ES481815A1 (en) 1980-07-01
SE7905507L (en) 1979-12-24
DE2827596C2 (en) 1984-11-22
CH643373A5 (en) 1984-05-30
IT7923661A0 (en) 1979-06-18
DD144468A5 (en) 1980-10-15

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