DE3682283D1 - Elektrophotographisches vervielfaeltigungsgeraet und verfahren mit selektiver rasterung. - Google Patents
Elektrophotographisches vervielfaeltigungsgeraet und verfahren mit selektiver rasterung.Info
- Publication number
- DE3682283D1 DE3682283D1 DE8787902371T DE3682283T DE3682283D1 DE 3682283 D1 DE3682283 D1 DE 3682283D1 DE 8787902371 T DE8787902371 T DE 8787902371T DE 3682283 T DE3682283 T DE 3682283T DE 3682283 D1 DE3682283 D1 DE 3682283D1
- Authority
- DE
- Germany
- Prior art keywords
- electrophotographic
- replacement device
- selective screening
- screening
- selective
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/04027—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material and forming half-tone image
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US80954885A | 1985-12-16 | 1985-12-16 | |
US80954985A | 1985-12-16 | 1985-12-16 | |
US06/940,694 US4740818A (en) | 1985-12-16 | 1986-12-11 | Electrophotographic reproduction apparatus and method with selective screening |
PCT/US1986/002671 WO1987003709A1 (en) | 1985-12-16 | 1986-12-15 | Electrophotographic reproduction apparatus and method with selective screening |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3682283D1 true DE3682283D1 (de) | 1991-12-05 |
Family
ID=27420049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787902371T Expired - Fee Related DE3682283D1 (de) | 1985-12-16 | 1986-12-15 | Elektrophotographisches vervielfaeltigungsgeraet und verfahren mit selektiver rasterung. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0255543B1 (de) |
JP (1) | JPH0658558B2 (de) |
DE (1) | DE3682283D1 (de) |
WO (1) | WO1987003709A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01179060A (ja) * | 1988-01-06 | 1989-07-17 | Canon Inc | 画像記録装置 |
JPH01293363A (ja) * | 1988-05-23 | 1989-11-27 | Canon Inc | 画像形成装置 |
GB2338075B (en) | 1998-03-24 | 2001-12-12 | Hewlett Packard Co | Color plane under exposure for reducing edge effect |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4403257A (en) * | 1982-03-19 | 1983-09-06 | Xerox Corporation | Halftone detection and delineation |
US4451137A (en) * | 1982-05-27 | 1984-05-29 | Eastman Kodak Company | Adjusting copier copy contrast and density during production runs |
US4472047A (en) * | 1983-05-12 | 1984-09-18 | Eastman Kodak Company | Apparatus and method for electrophotographically producing copy having continuous-tone and other content |
JPS59226348A (ja) * | 1983-06-07 | 1984-12-19 | Dainippon Screen Mfg Co Ltd | 画像走査記録装置 |
-
1986
- 1986-12-15 EP EP19870902371 patent/EP0255543B1/de not_active Expired - Lifetime
- 1986-12-15 JP JP62502764A patent/JPH0658558B2/ja not_active Expired - Lifetime
- 1986-12-15 WO PCT/US1986/002671 patent/WO1987003709A1/en active IP Right Grant
- 1986-12-15 DE DE8787902371T patent/DE3682283D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0255543A1 (de) | 1988-02-10 |
WO1987003709A1 (en) | 1987-06-18 |
JPH0658558B2 (ja) | 1994-08-03 |
JPS62502996A (ja) | 1987-11-26 |
EP0255543B1 (de) | 1991-10-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |