SE408096B - Forfarande for att avsoka en ingangsbild och anordning for att utfora forfarandet - Google Patents
Forfarande for att avsoka en ingangsbild och anordning for att utfora forfarandetInfo
- Publication number
- SE408096B SE408096B SE7414140A SE7414140A SE408096B SE 408096 B SE408096 B SE 408096B SE 7414140 A SE7414140 A SE 7414140A SE 7414140 A SE7414140 A SE 7414140A SE 408096 B SE408096 B SE 408096B
- Authority
- SE
- Sweden
- Prior art keywords
- procedure
- entry
- scanning
- carrying
- Prior art date
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
- H04N1/46—Colour picture communication systems
- H04N1/52—Circuits or arrangements for halftone screening
-
- 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
- H04N1/40093—Modification of content of picture, e.g. retouching
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
- Laser Beam Printer (AREA)
- Dot-Matrix Printers And Others (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/414,798 US3983319A (en) | 1973-11-12 | 1973-11-12 | Electronic screening for image reproduction |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7414140L SE7414140L (sv) | 1975-05-13 |
SE408096B true SE408096B (sv) | 1979-05-14 |
Family
ID=23643010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7414140A SE408096B (sv) | 1973-11-12 | 1974-11-11 | Forfarande for att avsoka en ingangsbild och anordning for att utfora forfarandet |
Country Status (8)
Country | Link |
---|---|
US (2) | US3983319A (sv) |
JP (1) | JPS5421121B2 (sv) |
CA (1) | CA1004988A (sv) |
DE (1) | DE2453610C2 (sv) |
FR (1) | FR2251142B1 (sv) |
GB (3) | GB1492748A (sv) |
NL (1) | NL7414075A (sv) |
SE (1) | SE408096B (sv) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4189752A (en) * | 1973-11-12 | 1980-02-19 | Printing Developments, Inc. | Electronic screening with galvanometer recorders |
US3983319A (en) * | 1973-11-12 | 1976-09-28 | Printing Developments, Inc. | Electronic screening for image reproduction |
DE2660286C2 (de) * | 1976-12-23 | 1983-12-29 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Einrichtung zur Kontraststeigerung bei der Herstellung gerasterter Druckformen |
DE2658502C3 (de) | 1976-12-23 | 1980-01-24 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Einrichtung zur Herstellung gerasterter Druckformen |
DE2759718C2 (de) * | 1977-09-06 | 1985-05-15 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Verfahren zur Herstellung gerasterter Druckformen |
DE2739977C3 (de) | 1977-09-06 | 1981-01-29 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Graviervorrichtung zur Herstellung von Druckformen |
DE2741953C3 (de) * | 1977-09-17 | 1981-05-21 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Graviervorrichtung zum Herstellen von Druckformen |
DE2751326C3 (de) * | 1977-11-17 | 1985-05-09 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Verfahren zum Aufzeichnen von Schrift- oder Bildinformationen |
JPS5479701A (en) * | 1977-12-06 | 1979-06-26 | Dainippon Screen Mfg | Device for scanning and recording halfftone image |
JPS5536896A (en) * | 1978-07-14 | 1980-03-14 | Information Int Inc | Preparing halfftone duplicate and system thereof |
US4196452A (en) * | 1978-12-01 | 1980-04-01 | Xerox Corporation | Tone error control for image contour removal |
US4196454A (en) * | 1978-12-04 | 1980-04-01 | Xerox Corporation | Tone error control for relatively large image areas |
JPS5619056A (en) * | 1979-07-26 | 1981-02-23 | Dainippon Screen Mfg Co Ltd | Method and apparatus for scanning and recording printed dot image |
US4259694A (en) * | 1979-08-24 | 1981-03-31 | Xerox Corporation | Electronic rescreen technique for halftone pictures |
US4246614A (en) * | 1979-12-26 | 1981-01-20 | Xerox Corporation | Binary graphic printer system having an electronic screen with shift control suited for rescreening |
US4547812A (en) * | 1980-06-20 | 1985-10-15 | Information International, Inc. | Method and apparatus for forming high resolution halftone images |
JPS5734556A (en) * | 1980-08-08 | 1982-02-24 | Dainippon Screen Mfg Co Ltd | Method and device for dot image scanning and recording |
JPS58137361A (ja) * | 1982-02-09 | 1983-08-15 | Dainippon Screen Mfg Co Ltd | 画像走査記録時における原画走査方法 |
JPS59205876A (ja) * | 1983-05-10 | 1984-11-21 | Canon Inc | カラー画像処理装置 |
JPS59226348A (ja) * | 1983-06-07 | 1984-12-19 | Dainippon Screen Mfg Co Ltd | 画像走査記録装置 |
US4546385A (en) * | 1983-06-30 | 1985-10-08 | International Business Machines Corporation | Data compression method for graphics images |
US4688031A (en) * | 1984-03-30 | 1987-08-18 | Wang Laboratories, Inc. | Monochromatic representation of color images |
US4638369A (en) * | 1984-09-04 | 1987-01-20 | Xerox Corporation | Edge extraction technique |
US4887225A (en) * | 1985-05-24 | 1989-12-12 | Danippon Screen Mfg. Co., Ltd. | Method and device for controlling exposure beams |
US4965672A (en) * | 1987-05-11 | 1990-10-23 | The Mead Corporation | Method and apparatus for halftone imaging |
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 |
US6163382A (en) * | 1989-07-20 | 2000-12-19 | Netz; Yoel | Devices and methods for offset and similar printing systems |
US5131058A (en) * | 1990-08-24 | 1992-07-14 | Eastman Kodak Company | Method for obtaining output-adjusted color separations |
US5469516A (en) * | 1990-11-29 | 1995-11-21 | Linotype-Hell Ag | Method for generating and storing digitized density thresholds for rastering a half tone original image |
DE4038057C2 (de) * | 1990-11-29 | 1997-05-15 | Hell Ag Linotype | Verfahren zur Generierung und Speicherung von digitalisierten Dichteschwellwerten zur Rasterung einer Halbtonbildvorlage |
US5124803A (en) * | 1991-02-25 | 1992-06-23 | Ecrm | Method and apparatus for generating digital, angled halftone screens using pixel candidate lists and screen angle correction to prevent moire patterns |
US5295236A (en) * | 1991-03-04 | 1994-03-15 | Aldus Corporation | Applying traps to a printed page specified in a page description language format |
US5542052A (en) * | 1991-03-04 | 1996-07-30 | Adobe Systems Incorporated | Applying traps to a printed page specified in a page description language format |
US5754218A (en) * | 1992-06-03 | 1998-05-19 | Eastman Kodak Company | Variable dot density printing system using sub-microdot matrixing and a zoom lens |
US5448366A (en) * | 1992-10-05 | 1995-09-05 | Eastman Kodak Company | Apparatus and method for noise distorting the painting of a halftone dot |
US5663803A (en) * | 1993-02-25 | 1997-09-02 | Ohio Electronic Engravers, Inc. | Engraving method and apparatus for engraving areas using a shaping signal |
US5666543A (en) * | 1994-03-23 | 1997-09-09 | Adobe Systems Incorporated | Method of trapping graphical objects in a desktop publishing program |
US6433890B1 (en) | 1998-09-24 | 2002-08-13 | Mdc Max Daetwyler Ag | System and method for improving printing of a leading edge of an image in a gravure printing process |
US6523467B2 (en) * | 1999-12-17 | 2003-02-25 | Heidelberger Druckmaschinen Aktiengesellschaft | Method for measuring engraving cups |
DE10300639B4 (de) * | 2003-01-10 | 2010-11-11 | Heidelberger Druckmaschinen Ag | Verfahren zur Druckprozessanpassung mit Erhaltung des Schwarzaufbaus |
JP4143560B2 (ja) * | 2004-03-05 | 2008-09-03 | 富士フイルム株式会社 | 閾値マトリクスの作成方法及びその装置 |
JP2005252893A (ja) * | 2004-03-05 | 2005-09-15 | Fuji Photo Film Co Ltd | 閾値マトリクス |
JP2005286999A (ja) * | 2004-03-05 | 2005-10-13 | Fuji Photo Film Co Ltd | 閾値マトリクスの割当方法 |
JP2005252888A (ja) * | 2004-03-05 | 2005-09-15 | Fuji Photo Film Co Ltd | 閾値マトリクスの作成方法及びその閾値マトリクス並びにカラー画像の再現方法 |
US20060072005A1 (en) * | 2004-10-06 | 2006-04-06 | Thomas-Wayne Patty J | Method and apparatus for 3-D electron holographic visual and audio scene propagation in a video or cinematic arena, digitally processed, auto language tracking |
JP4241632B2 (ja) * | 2005-01-25 | 2009-03-18 | 富士フイルム株式会社 | 色版作成用閾値マトリクスの作成方法、カラー画像の再現方法、カラー画像分版作成装置及び閾値マトリクス |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL278517A (sv) * | 1961-05-16 | |||
GB1206681A (en) * | 1967-03-22 | 1970-09-30 | Printing Dev Inc | Electronic reproduction of continuous image by half tone dots |
US3646262A (en) * | 1968-03-25 | 1972-02-29 | Printing Dev Inc | Electronic reproduction of continuous image with controlled modification of image reproduction |
US3636251A (en) * | 1968-08-28 | 1972-01-18 | Quantronix Corp | Laser facsimile system for engraving printing plates |
DE2012728C3 (de) * | 1970-03-18 | 1974-09-19 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Verfahren zur elektrooptischen Aufzeichnung von gerasterten Halbtonbildern |
GB1422341A (sv) * | 1972-04-27 | 1976-01-28 | ||
US3956587A (en) * | 1973-02-20 | 1976-05-11 | Exxon Research And Engineering Company | Facsimile apparatus |
US3983319A (en) * | 1973-11-12 | 1976-09-28 | Printing Developments, Inc. | Electronic screening for image reproduction |
-
1973
- 1973-11-12 US US05/414,798 patent/US3983319A/en not_active Expired - Lifetime
-
1974
- 1974-10-28 NL NL7414075A patent/NL7414075A/xx not_active Application Discontinuation
- 1974-11-01 CA CA212,814A patent/CA1004988A/en not_active Expired
- 1974-11-06 GB GB8437/77A patent/GB1492748A/en not_active Expired
- 1974-11-06 GB GB8438/77A patent/GB1492749A/en not_active Expired
- 1974-11-06 GB GB47914/74A patent/GB1492747A/en not_active Expired
- 1974-11-08 FR FR7437201A patent/FR2251142B1/fr not_active Expired
- 1974-11-11 SE SE7414140A patent/SE408096B/sv unknown
- 1974-11-12 DE DE2453610A patent/DE2453610C2/de not_active Expired
- 1974-11-12 JP JP12963074A patent/JPS5421121B2/ja not_active Expired
-
1976
- 1976-08-16 US US05/714,482 patent/US4115816A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB1492748A (en) | 1977-11-23 |
FR2251142A1 (sv) | 1975-06-06 |
FR2251142B1 (sv) | 1982-03-05 |
GB1492749A (en) | 1977-11-23 |
GB1492747A (en) | 1977-11-23 |
SE7414140L (sv) | 1975-05-13 |
DE2453610A1 (de) | 1975-05-22 |
US3983319A (en) | 1976-09-28 |
JPS5421121B2 (sv) | 1979-07-27 |
CA1004988A (en) | 1977-02-08 |
NL7414075A (nl) | 1975-05-14 |
DE2453610C2 (de) | 1983-12-15 |
JPS5081418A (sv) | 1975-07-02 |
US4115816A (en) | 1978-09-19 |
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