IT1023903B - Metodo per piprodurre un immagine orgininale mediante registrazione di matrici a punti - Google Patents
Metodo per piprodurre un immagine orgininale mediante registrazione di matrici a puntiInfo
- Publication number
- IT1023903B IT1023903B IT13025/74A IT1302574A IT1023903B IT 1023903 B IT1023903 B IT 1023903B IT 13025/74 A IT13025/74 A IT 13025/74A IT 1302574 A IT1302574 A IT 1302574A IT 1023903 B IT1023903 B IT 1023903B
- Authority
- IT
- Italy
- Prior art keywords
- preproducing
- registration
- point matrix
- orginal
- image
- Prior art date
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
- G03F5/22—Screening processes; Screens therefor combining several screens; Elimination of moiré
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/21—Ink jet for multi-colour printing
- B41J2/2121—Ink jet for multi-colour printing characterised by dot size, e.g. combinations of printed dots of different diameter
- B41J2/2128—Ink jet for multi-colour printing characterised by dot size, e.g. combinations of printed dots of different diameter by means of energy modulation
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/18—Ink recirculation systems
- B41J2/185—Ink-collectors; Ink-catchers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Image Processing (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
- Facsimile Image Signal Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US42063973A | 1973-11-30 | 1973-11-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1023903B true IT1023903B (it) | 1978-05-30 |
Family
ID=23667264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT13025/74A IT1023903B (it) | 1973-11-30 | 1974-10-30 | Metodo per piprodurre un immagine orgininale mediante registrazione di matrici a punti |
Country Status (7)
Country | Link |
---|---|
US (1) | US4084259A (it) |
JP (1) | JPS5087243A (it) |
BR (1) | BR7409889A (it) |
DE (1) | DE2454310A1 (it) |
FR (1) | FR2253338B1 (it) |
GB (1) | GB1489433A (it) |
IT (1) | IT1023903B (it) |
Families Citing this family (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5536896A (en) * | 1978-07-14 | 1980-03-14 | Information Int Inc | Preparing halfftone duplicate and system thereof |
US4189754A (en) * | 1978-11-24 | 1980-02-19 | The Mead Corporation | Gray tone reproduction apparatus |
JPS5573077A (en) * | 1978-11-27 | 1980-06-02 | Toshiba Corp | Copying apparatus |
US4196452A (en) * | 1978-12-01 | 1980-04-01 | Xerox Corporation | Tone error control for image contour removal |
US4196453A (en) * | 1978-12-01 | 1980-04-01 | Xerox Corporation | Image screening system |
US4196454A (en) * | 1978-12-04 | 1980-04-01 | Xerox Corporation | Tone error control for relatively large image areas |
US4468706A (en) * | 1979-02-13 | 1984-08-28 | Coulter Systems Corporation | Imaging by varying the placement of elements in the pixels |
JPS55146582A (en) * | 1979-04-27 | 1980-11-14 | Matsushita Electric Ind Co Ltd | Image recording method |
JPS55164868A (en) * | 1979-06-08 | 1980-12-22 | Mitsubishi Electric Corp | Image recorder into plastic cards |
DE2931098C2 (de) * | 1979-07-31 | 1983-01-05 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Verfahren zur Druckformherstellung |
US4278999A (en) * | 1979-09-12 | 1981-07-14 | The Mead Corporation | Moving image scanner |
DE2943018C3 (de) * | 1979-10-24 | 1982-05-13 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und Anordnung zum Darstellen eines Halbtonbilds |
GB2069793B (en) * | 1979-12-29 | 1985-02-13 | Canon Kk | Half-tone facsimile |
US4408868A (en) * | 1980-04-11 | 1983-10-11 | Coulter Systems Corporation | Digital plate maker system and method |
JPS57129751A (en) * | 1981-02-06 | 1982-08-11 | Fuji Photo Film Co Ltd | Arranging method for heads of ink-jet printer |
US4365275A (en) * | 1981-05-08 | 1982-12-21 | Delta Scan, Inc. | Method for producing images on radiation sensitive recording mediums |
JPS5811941A (ja) * | 1981-07-16 | 1983-01-22 | Dainippon Screen Mfg Co Ltd | 網目版画像記録装置における絵柄信号と文字信号の処理方法 |
JPS5827147A (ja) * | 1981-08-11 | 1983-02-17 | Dainippon Screen Mfg Co Ltd | 網目版作成方法 |
JPS58124667A (ja) * | 1982-01-20 | 1983-07-25 | Sanyo Electric Co Ltd | インクジエツト印写装置 |
JPS58124668A (ja) * | 1982-01-20 | 1983-07-25 | Sanyo Electric Co Ltd | インクジエツト印写装置 |
US5666444A (en) * | 1982-04-06 | 1997-09-09 | Canon Kabushiki Kaisha | Image processing apparatus |
GB2120896B (en) * | 1982-04-06 | 1987-01-28 | Canon Kk | Half-tone facsimile system |
FR2532059A1 (fr) * | 1982-08-19 | 1984-02-24 | Schlumberger Prospection | Procede et dispositif pour la presentation visuelle, notamment l'enregistrement graphique de resultats de mesures dans un puits |
US4555802A (en) * | 1983-01-10 | 1985-11-26 | International Business Machines Corporation | Compaction and decompaction of non-coded information bearing signals |
EP0126782B1 (de) * | 1983-05-02 | 1987-09-16 | Ibm Deutschland Gmbh | Verfahren für die Bildwiedergabe mit Grauwerten |
US4506999A (en) * | 1983-07-12 | 1985-03-26 | Telesis Controls Corporation | Program controlled pin matrix embossing apparatus |
JPS6024769A (ja) * | 1983-07-20 | 1985-02-07 | Ricoh Co Ltd | 中間調画像記録方式 |
JPS60104351A (ja) * | 1983-11-12 | 1985-06-08 | Victor Co Of Japan Ltd | 感熱転写記録方法 |
US4688031A (en) * | 1984-03-30 | 1987-08-18 | Wang Laboratories, Inc. | Monochromatic representation of color images |
JP2539783B2 (ja) * | 1984-08-02 | 1996-10-02 | メトロメディア・カンパニ− | インクジエツト印刷ヘツドの制御装置 |
US4638373A (en) * | 1985-03-06 | 1987-01-20 | Metromedia, Inc. | Method and apparatus for improving gray scale resolution in an ink jet printing system |
US4897806A (en) * | 1985-06-19 | 1990-01-30 | Pixar | Pseudo-random point sampling techniques in computer graphics |
DE3641592A1 (de) * | 1985-12-06 | 1987-06-11 | Canon Kk | Bilddaten-verarbeitungseinrichtung |
JPS62177569A (ja) * | 1986-01-31 | 1987-08-04 | Toshiba Corp | 記録装置 |
US4758886A (en) * | 1986-07-24 | 1988-07-19 | Minnesota Mining And Manufacturing Company | Optimal color half-tone patterns for raster-scan images |
USH996H (en) | 1987-01-20 | 1991-11-05 | Recognition Equipment Incorporated | High resolution page image display system |
JPH022042A (ja) * | 1987-12-18 | 1990-01-08 | Contex Graphic Syst Inc | 中間色印字システム |
US4920501A (en) * | 1988-10-19 | 1990-04-24 | Eastman Kodak Company | Digital halftoning with minimum visual modulation patterns |
NL8902654A (nl) * | 1988-11-24 | 1990-06-18 | Oce Nederland Bv | Werkwijze en inrichting voor het verwerken en weergeven van beeldinformatie. |
US5170261A (en) * | 1990-11-21 | 1992-12-08 | Polaroid Corporation | Printing method |
US5221971A (en) * | 1990-11-21 | 1993-06-22 | Polaroid Corporation | Area modulation printing apparatus |
DE69231481T2 (de) * | 1991-07-10 | 2001-02-08 | Fujitsu Ltd., Kawasaki | Bilderzeugungsgerät |
US5519415A (en) * | 1993-04-30 | 1996-05-21 | Hewlett-Packard Company | Encoder-signal timing uncertainty adjusted to improve esthetic quality in bidirectional inkjet printing |
US5914731A (en) * | 1993-09-30 | 1999-06-22 | Canon Kabushiki Kaisha | Data recording using randomized variations to prevent visual artifacts due to non-uniformities in a printing apparatus |
JPH07232434A (ja) * | 1993-12-28 | 1995-09-05 | Canon Inc | 記録方法および記録装置 |
JPH07322074A (ja) * | 1994-05-16 | 1995-12-08 | Internatl Business Mach Corp <Ibm> | ディザリングされた2レベル・イメージ・ファイルを処理するためのデータ処理装置および方法 |
AU2653795A (en) * | 1994-05-27 | 1995-12-21 | Lasermaster Corporation | Technique for rendering images on a binary marking engine |
GB2292649B (en) * | 1994-08-24 | 1998-10-07 | Seiko Epson Corp | Multiple tonal range image processing system |
US5602572A (en) * | 1994-08-25 | 1997-02-11 | Minnesota Mining And Manufacturing Company | Thinned halftone dot patterns for inkjet printing |
JP2820044B2 (ja) * | 1994-10-28 | 1998-11-05 | 日本電気株式会社 | 画像形成装置 |
JP3542685B2 (ja) * | 1995-06-27 | 2004-07-14 | セイコーエプソン株式会社 | マルチトーンをもつバイナリ画像の圧縮及び復元のための装置及び方法 |
JP3426851B2 (ja) * | 1996-04-30 | 2003-07-14 | 大日本スクリーン製造株式会社 | 多色印刷用網点形成方法 |
DE69723014D1 (de) * | 1996-08-29 | 2003-07-31 | Canon Kk | Bildverarbeitungsgerät und -verfahren |
JP3969981B2 (ja) * | 2000-09-22 | 2007-09-05 | キヤノン株式会社 | 電子源の駆動方法、駆動回路、電子源および画像形成装置 |
JP3927388B2 (ja) | 2000-09-27 | 2007-06-06 | 株式会社リコー | 画像処理装置、画像処理方法及び記録媒体 |
JP3969985B2 (ja) | 2000-10-04 | 2007-09-05 | キヤノン株式会社 | 電子源及び画像形成装置の駆動方法、並びに画像形成装置 |
JP4322442B2 (ja) | 2001-05-18 | 2009-09-02 | 株式会社リコー | 画像形成装置 |
JP4111190B2 (ja) * | 2004-12-24 | 2008-07-02 | コニカミノルタビジネステクノロジーズ株式会社 | 画像処理装置 |
JP4501791B2 (ja) * | 2005-06-17 | 2010-07-14 | コニカミノルタビジネステクノロジーズ株式会社 | 画像処理方法及び画像処理プログラム |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1772367C3 (de) * | 1968-05-04 | 1974-10-31 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Verfahren zur gerasterten Reproduktion von Halbtonbildern |
US3604846A (en) * | 1969-03-03 | 1971-09-14 | Mead Corp | Method and system for reconstruction of half-tone images |
US3723646A (en) * | 1969-03-03 | 1973-03-27 | Mead Corp | Apparatus for reconstruction of images |
US3689693A (en) * | 1970-11-17 | 1972-09-05 | Mead Corp | Multiple head ink drop graphic generator |
US3806641A (en) * | 1971-05-17 | 1974-04-23 | Information Int Inc | Method and apparatus for forming halftone images |
US3757036A (en) * | 1972-04-05 | 1973-09-04 | Eg & G Inc | Electrostatic recording method and apparatus |
-
1974
- 1974-10-11 US US05/514,203 patent/US4084259A/en not_active Expired - Lifetime
- 1974-10-30 IT IT13025/74A patent/IT1023903B/it active
- 1974-11-04 FR FR7436640A patent/FR2253338B1/fr not_active Expired
- 1974-11-15 DE DE19742454310 patent/DE2454310A1/de not_active Withdrawn
- 1974-11-15 JP JP49131836A patent/JPS5087243A/ja active Pending
- 1974-11-26 BR BR9889/74A patent/BR7409889A/pt unknown
- 1974-11-29 GB GB51904/74A patent/GB1489433A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2454310A1 (de) | 1975-08-07 |
FR2253338B1 (it) | 1978-06-16 |
US4084259A (en) | 1978-04-11 |
BR7409889A (pt) | 1976-05-25 |
JPS5087243A (it) | 1975-07-14 |
GB1489433A (en) | 1977-10-19 |
FR2253338A1 (it) | 1975-06-27 |
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