IT1129127B - Dispositivo per la riproduzione di immagini a densita di tinta variabile su un sopporto fotosensibile a partire da un fascio luminoso - Google Patents
Dispositivo per la riproduzione di immagini a densita di tinta variabile su un sopporto fotosensibile a partire da un fascio luminosoInfo
- Publication number
- IT1129127B IT1129127B IT68289/80A IT6828980A IT1129127B IT 1129127 B IT1129127 B IT 1129127B IT 68289/80 A IT68289/80 A IT 68289/80A IT 6828980 A IT6828980 A IT 6828980A IT 1129127 B IT1129127 B IT 1129127B
- Authority
- IT
- Italy
- Prior art keywords
- reproduction
- color density
- variable color
- density images
- bright beam
- 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
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/032—Details of scanning heads ; Means for illuminating the original for picture information reproduction
- H04N1/036—Details of scanning heads ; Means for illuminating the original for picture information reproduction for optical reproduction
-
- 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
- H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
- H04N1/40031—Circuits exciting or modulating particular heads for reproducing continuous tone value scales for a plurality of reproducing elements simultaneously
-
- 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
- H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
- H04N1/40037—Circuits exciting or modulating particular heads for reproducing continuous tone value scales the reproducing element being a laser
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Facsimile Scanning Arrangements (AREA)
- Laser Beam Printer (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
- Fax Reproducing Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7920658A FR2463433A1 (fr) | 1979-08-14 | 1979-08-14 | Dispositif de reproduction d'une image a densite variable de teinte |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8068289A0 IT8068289A0 (it) | 1980-08-13 |
IT1129127B true IT1129127B (it) | 1986-06-04 |
Family
ID=9228839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT68289/80A IT1129127B (it) | 1979-08-14 | 1980-08-13 | Dispositivo per la riproduzione di immagini a densita di tinta variabile su un sopporto fotosensibile a partire da un fascio luminoso |
Country Status (10)
Country | Link |
---|---|
US (1) | US4314261A (it) |
BE (1) | BE884423A (it) |
CA (1) | CA1134190A (it) |
DE (1) | DE3029881C2 (it) |
FR (1) | FR2463433A1 (it) |
GB (1) | GB2056217B (it) |
IE (1) | IE50043B1 (it) |
IT (1) | IT1129127B (it) |
LU (1) | LU82705A1 (it) |
NL (1) | NL8004463A (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4394662A (en) * | 1980-07-31 | 1983-07-19 | Matsushita Research Institute Tokyo, Inc. | Dot printer for reproduction of halftone images |
GB2100089B (en) * | 1981-05-28 | 1985-11-27 | Eltra Corp | Facsimile system with reduction of line spacing error |
US4506303A (en) * | 1982-09-24 | 1985-03-19 | Itek Corporation | Optical data recorder system |
DE3236140A1 (de) * | 1982-09-29 | 1984-03-29 | Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka | Abtasteinrichtung mit veraenderbarer abtastdichte |
US4698648A (en) * | 1984-03-22 | 1987-10-06 | Canon Kabushiki Kaisha | Image recording method and apparatus such as a light beam multiformat camera |
US4918466A (en) * | 1984-03-22 | 1990-04-17 | Canon Kabushiki Kaisha | Light beam image recording apparatus having commonly driven member |
US4686542A (en) * | 1986-04-03 | 1987-08-11 | Xerox Corporation | High speed, high resolution raster output scanner |
GB8613223D0 (en) * | 1986-05-30 | 1986-07-02 | Crosfield Electronics Ltd | Half-tone reproduction |
US5198843A (en) * | 1988-06-30 | 1993-03-30 | Kabushiki Kaisha Toshiba | Optical marking system having marking mode selecting function |
JPH06337366A (ja) * | 1993-05-21 | 1994-12-06 | Xerox Corp | 電子写真プリンターにおけるラスター出力スキャナのための露光装置 |
US5510824A (en) * | 1993-07-26 | 1996-04-23 | Texas Instruments, Inc. | Spatial light modulator array |
JPH08238797A (ja) * | 1995-03-03 | 1996-09-17 | Fujitsu Ltd | 画像形成装置 |
US6163332A (en) * | 1997-09-29 | 2000-12-19 | Eastman Kodak Company | Printer and method of forming multiple image pixel sizes on photosensitive media |
JP2006187895A (ja) * | 2005-01-04 | 2006-07-20 | Seiko Epson Corp | 露光装置及び画像形成装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3688026A (en) * | 1970-10-29 | 1972-08-29 | Le Elektrotekhnichesky I Svyaz | Method and system for the dot-pattern recording of half-tone images |
US3967894A (en) * | 1974-09-18 | 1976-07-06 | Xerox Corporation | Screened optical system |
JPS51150401A (en) * | 1975-06-18 | 1976-12-24 | Dainippon Screen Mfg | Method and device for scanning recording screen printed image |
US4014030A (en) * | 1976-02-23 | 1977-03-22 | Xerox Corporation | Half-tone imaging with flying spot scanner system |
GB1523032A (en) * | 1976-03-03 | 1978-08-31 | Crosfield Electronics Ltd | Image reproducing apparatus |
DE2631849A1 (de) * | 1976-07-15 | 1978-01-19 | Agfa Gevaert Ag | Aufzeichnungsvorrichtung |
GB1578047A (en) * | 1976-11-22 | 1980-10-29 | Hell Rudolf Gmbh | Arrangement for the reproduction of screened continuous-toe pictures |
FR2385274A1 (fr) * | 1977-03-23 | 1978-10-20 | Cit Alcatel | Dispositif de balayage de document |
US4105759A (en) * | 1977-03-28 | 1978-08-08 | Colgate-Palmolive Company | Amine monofluorophosphates in dentifrices |
-
1979
- 1979-08-14 FR FR7920658A patent/FR2463433A1/fr active Granted
-
1980
- 1980-07-23 BE BE1/9902A patent/BE884423A/fr not_active IP Right Cessation
- 1980-08-04 US US06/175,221 patent/US4314261A/en not_active Expired - Lifetime
- 1980-08-05 NL NL8004463A patent/NL8004463A/nl active Search and Examination
- 1980-08-06 GB GB8025593A patent/GB2056217B/en not_active Expired
- 1980-08-07 DE DE3029881A patent/DE3029881C2/de not_active Expired
- 1980-08-12 LU LU82705A patent/LU82705A1/fr unknown
- 1980-08-13 CA CA358,164A patent/CA1134190A/fr not_active Expired
- 1980-08-13 IT IT68289/80A patent/IT1129127B/it active
- 1980-08-13 IE IE1712/80A patent/IE50043B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
IE50043B1 (en) | 1986-02-05 |
CA1134190A (fr) | 1982-10-26 |
LU82705A1 (fr) | 1981-03-24 |
US4314261A (en) | 1982-02-02 |
IE801712L (en) | 1981-02-14 |
GB2056217A (en) | 1981-03-11 |
DE3029881C2 (de) | 1982-09-16 |
FR2463433A1 (fr) | 1981-02-20 |
BE884423A (fr) | 1981-01-23 |
IT8068289A0 (it) | 1980-08-13 |
GB2056217B (en) | 1983-07-20 |
DE3029881A1 (de) | 1981-02-26 |
NL8004463A (nl) | 1981-02-17 |
FR2463433B1 (it) | 1982-05-21 |
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