JPS556393A - Method and apparatus for producing screened printing plate - Google Patents
Method and apparatus for producing screened printing plateInfo
- 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
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)
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3176685D1 (en) * | 1980-09-01 | 1988-04-21 | Crosfield Electronics Ltd | 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 (en) * | 1981-11-07 | 1983-05-14 | Dainippon Screen Mfg Co Ltd | Method for recording screen plate image |
EP0079974B1 (en) * | 1981-11-20 | 1987-02-04 | DR.-ING. RUDOLF HELL GmbH | Screen system for multicolour printing |
US5666444A (en) * | 1982-04-06 | 1997-09-09 | Canon Kabushiki Kaisha | Image processing apparatus |
DE3312273C3 (en) * | 1982-04-06 | 1996-03-21 | Canon Kk | Image processing device |
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 |
EP0585962A1 (en) * | 1988-05-18 | 1994-03-09 | Fuji Photo Film Co., Ltd. | Halftone gradation image signal generating apparatus |
US5172248A (en) * | 1988-05-18 | 1992-12-15 | Fuji Photo Film Co., Ltd. | Method for forming halftone screen and apparatus therefor |
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 |
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 |
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 |
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 |
US5264926A (en) * | 1990-09-14 | 1993-11-23 | Minnesota Mining And Manufacturing Company | 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 |
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 (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. |
EP0680193B1 (en) * | 1994-04-27 | 2000-07-12 | Agfa-Gevaert N.V. | Tone dependent rosette structures in multi layer screening by phase modulation |
US6117334A (en) * | 1995-01-10 | 2000-09-12 | Coury; William S. | Decontamination reactor system and method of using same |
US6361697B1 (en) | 1995-01-10 | 2002-03-26 | William S. Coury | 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 |
DE60237256D1 (en) * | 2001-03-14 | 2010-09-23 | Ricoh Kk | Light emission modulation with an effective method of producing gray tones in an 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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5052919A (en) * | 1973-08-31 | 1975-05-10 |
Family Cites Families (5)
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 |
-
1978
- 1978-06-23 DE DE2827596A patent/DE2827596C2/en not_active Expired
-
1979
- 1979-06-18 DD DD79213696A patent/DD144468A5/en unknown
- 1979-06-18 IT IT23661/79A patent/IT1121443B/en active
- 1979-06-21 FR FR7915989A patent/FR2429455A1/en active Granted
- 1979-06-21 CH CH579379A patent/CH643373A5/en not_active IP Right Cessation
- 1979-06-21 SE SE7905507A patent/SE435107B/en not_active IP Right Cessation
- 1979-06-22 CA CA330,359A patent/CA1127090A/en not_active Expired
- 1979-06-22 ES ES481815A patent/ES481815A1/en not_active Expired
- 1979-06-22 NL NLAANVRAGE7904904,A patent/NL182986C/en not_active IP Right Cessation
- 1979-06-22 IL IL57630A patent/IL57630A/en unknown
- 1979-06-22 JP JP7822979A patent/JPS556393A/en active Granted
- 1979-06-22 SU SU792788603A patent/SU1463125A3/en active
- 1979-06-22 AU AU48311/79A patent/AU529655B2/en not_active Ceased
- 1979-06-25 GB GB7922085A patent/GB2026283B/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5052919A (en) * | 1973-08-31 | 1975-05-10 |
Cited By (8)
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 |
---|---|
IT1121443B (en) | 1986-04-02 |
FR2429455A1 (en) | 1980-01-18 |
JPH0335867B2 (en) | 1991-05-29 |
SU1463125A3 (en) | 1989-02-28 |
GB2026283B (en) | 1983-01-06 |
DE2827596C2 (en) | 1984-11-22 |
CH643373A5 (en) | 1984-05-30 |
NL182986B (en) | 1988-01-18 |
NL182986C (en) | 1988-06-16 |
NL7904904A (en) | 1979-12-28 |
AU529655B2 (en) | 1983-06-16 |
AU4831179A (en) | 1980-01-03 |
SE7905507L (en) | 1979-12-24 |
ES481815A1 (en) | 1980-07-01 |
IL57630A0 (en) | 1979-10-31 |
IT7923661A0 (en) | 1979-06-18 |
DE2827596A1 (en) | 1980-02-07 |
FR2429455B1 (en) | 1984-10-19 |
IL57630A (en) | 1982-03-31 |
DD144468A5 (en) | 1980-10-15 |
SE435107B (en) | 1984-09-03 |
GB2026283A (en) | 1980-01-30 |
CA1127090A (en) | 1982-07-06 |
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