DD160128A5 - Verfahren zur verbesserten bildwiedergabe in der reproduktionstechnik - Google Patents
Verfahren zur verbesserten bildwiedergabe in der reproduktionstechnik Download PDFInfo
- Publication number
- DD160128A5 DD160128A5 DD81227171A DD22717181A DD160128A5 DD 160128 A5 DD160128 A5 DD 160128A5 DD 81227171 A DD81227171 A DD 81227171A DD 22717181 A DD22717181 A DD 22717181A DD 160128 A5 DD160128 A5 DD 160128A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- recording
- reproduction
- halftone
- line
- beams
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 21
- 238000005516 engineering process Methods 0.000 title abstract description 7
- 238000005070 sampling Methods 0.000 claims description 8
- 238000009877 rendering Methods 0.000 claims description 3
- 238000007639 printing Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000015654 memory Effects 0.000 description 16
- 238000000926 separation method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 102000000429 Factor XII Human genes 0.000 description 1
- 108010080865 Factor XII Proteins 0.000 description 1
- 238000007630 basic procedure Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
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
-
- 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
- H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
- H04N1/3871—Composing, repositioning or otherwise geometrically modifying originals the composed originals being of different kinds, e.g. low- and high-resolution originals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
- Facsimile Scanning Arrangements (AREA)
- Image Processing (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803002781 DE3002781A1 (de) | 1980-01-26 | 1980-01-26 | Verfahren zur verbesserten bildwiedergabe in der reproduktionstechnik |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD160128A5 true DD160128A5 (de) | 1983-05-04 |
Family
ID=6092993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD81227171A DD160128A5 (de) | 1980-01-26 | 1981-01-23 | Verfahren zur verbesserten bildwiedergabe in der reproduktionstechnik |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4419691A (OSRAM) |
| EP (1) | EP0033106B1 (OSRAM) |
| JP (1) | JPS57500172A (OSRAM) |
| BR (1) | BR8106436A (OSRAM) |
| CA (1) | CA1171963A (OSRAM) |
| CS (2) | CS238392B2 (OSRAM) |
| DD (1) | DD160128A5 (OSRAM) |
| DE (1) | DE3002781A1 (OSRAM) |
| WO (1) | WO1981002206A1 (OSRAM) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5816237A (ja) * | 1981-07-22 | 1983-01-29 | Dainippon Screen Mfg Co Ltd | 画像走査記録方法 |
| JPS5961277A (ja) * | 1982-09-29 | 1984-04-07 | Toshiba Corp | 印刷装置 |
| JPS5964846A (ja) * | 1982-10-05 | 1984-04-12 | Dainippon Screen Mfg Co Ltd | 絵柄と線画の同時記録方法 |
| US4532503A (en) * | 1982-11-08 | 1985-07-30 | International Business Machines Corporation | Sequence controlled pixel configuration |
| US4533941A (en) * | 1983-01-14 | 1985-08-06 | Coulter Systems Corporation | Method and apparatus for half-tone reproduction of a varying tone original image |
| US4504141A (en) * | 1983-07-07 | 1985-03-12 | Noby Yamakoshi | System for making matched backgrounds |
| GB8330869D0 (en) * | 1983-11-18 | 1983-12-29 | Centurfax Ltd | Page make-up system |
| US4733304A (en) * | 1984-10-11 | 1988-03-22 | Dai Nippon Insatsu Kabushiki Kaisha | Method of processing picture data for printing process and device implementing the same |
| DE3609252A1 (de) * | 1985-03-20 | 1986-10-02 | Canon K.K., Tokio/Tokyo | Verfahren und vorrichtung zur bildreproduktion |
| US4742399A (en) * | 1985-11-01 | 1988-05-03 | Dainippon Screen Mfg. Co., Ltd. | Method of and apparatus for generating high-resolution bilevel image data |
| EP0241569B1 (de) * | 1986-04-15 | 1990-12-05 | Maurer Electronics Gmbh | Bildwiedergabesystem zur Erzeugung eines digitalen Bildes |
| US4739416A (en) * | 1986-09-15 | 1988-04-19 | Matrix Instruments Inc. | Digital image reproduction |
| US4725891A (en) * | 1986-09-15 | 1988-02-16 | Matrix Instruments Inc. | Film image digitizer |
| DE68927970T2 (de) * | 1988-09-08 | 1997-10-09 | Canon Kk | Punktbilddatenausgabegerät |
| US5382967A (en) * | 1990-06-11 | 1995-01-17 | Xerox Corporation | Continuously tunable raster resolution printing |
| IL98700A (en) * | 1990-07-13 | 1994-04-12 | Minnesota Mining & Mfg | A method and device for building a composite figure from several data types |
| WO1995033330A1 (en) * | 1994-05-27 | 1995-12-07 | Lasermaster Corporation | Technique for rendering images on a binary marking engine |
| US5659634A (en) * | 1994-09-29 | 1997-08-19 | Xerox Corporation | Apparatus and method for encoding and reconstructing image data |
| 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 |
| US6608800B2 (en) * | 1998-09-30 | 2003-08-19 | Howard Hong-Dough Lee | Optical data-storage apparatus employing optical media with three-dimensional data pattern |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2262824C3 (de) * | 1972-12-22 | 1975-07-10 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Verfahren zur gerasterten Reproduktion farbiger Halbtonbilder im Ein- oder Mehrfarbendruck |
| US3849592A (en) * | 1973-02-05 | 1974-11-19 | Litton Systems Inc | Graphic data redundancy reduction for text and half-tone optical facsimile system |
| US4075663A (en) * | 1975-03-19 | 1978-02-21 | Dr. -Ing. Rudolf Hell Gmbh | Method for the rastered reproduction of half-tone pictures providing changes in the individual picture elements during transfer from an original to a reproduction |
| JPS5233523A (en) * | 1975-09-08 | 1977-03-14 | Photo Composing Mach Mfg Co Ltd | Photocomposer and process for the manufacture of printing type |
| US4084196A (en) * | 1977-01-31 | 1978-04-11 | Dacom, Inc. | Electronic half-tone generating means for facsimile reproduction system |
| US4150400A (en) * | 1977-03-31 | 1979-04-17 | International Business Machines Corporation | Methods of a coarse-scan/fine-print character reproduction with compression |
| FR2386213A1 (fr) * | 1977-03-31 | 1978-10-27 | Ibm | Procede de reproduction a resolution fine a partir d'un balayage a resolution grossiere |
| US4124870A (en) * | 1977-03-31 | 1978-11-07 | International Business Machines Corporation | Method for improving print quality of coarse-scan/fine-print character reproduction |
| DE2813821C2 (de) * | 1978-03-31 | 1987-02-19 | Grünzweig + Hartmann Montage GmbH, 6700 Ludwigshafen | Ebenwandiger, großen zeitlichen Temperaturgradienten ausgesetzter Fortleitungskanal aus Metallblechtafeln |
| DE2834456C2 (de) * | 1978-08-05 | 1986-01-09 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Einrichtung zur gemischten Aufzeichnung von Rasterbildern und Strichinformationen |
| JPS5830573A (ja) * | 1981-08-18 | 1983-02-23 | Nakagawa Denka Sangyo Kk | タイマ− |
-
1980
- 1980-01-26 DE DE19803002781 patent/DE3002781A1/de not_active Withdrawn
-
1981
- 1981-01-12 CS CS836123A patent/CS238392B2/cs unknown
- 1981-01-12 CS CS81231A patent/CS233717B2/cs unknown
- 1981-01-17 JP JP56500487A patent/JPS57500172A/ja active Pending
- 1981-01-17 US US06/302,421 patent/US4419691A/en not_active Expired - Lifetime
- 1981-01-17 EP EP81100332A patent/EP0033106B1/de not_active Expired
- 1981-01-17 WO PCT/DE1981/000016 patent/WO1981002206A1/de not_active Ceased
- 1981-01-17 BR BR8106436A patent/BR8106436A/pt unknown
- 1981-01-21 CA CA000369028A patent/CA1171963A/en not_active Expired
- 1981-01-23 DD DD81227171A patent/DD160128A5/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS233717B2 (en) | 1985-03-14 |
| DE3002781A1 (de) | 1981-07-30 |
| EP0033106A1 (de) | 1981-08-05 |
| CS238392B2 (en) | 1985-11-13 |
| EP0033106B1 (de) | 1984-08-22 |
| JPS57500172A (OSRAM) | 1982-01-28 |
| CA1171963A (en) | 1984-07-31 |
| WO1981002206A1 (fr) | 1981-08-06 |
| BR8106436A (pt) | 1981-12-01 |
| US4419691A (en) | 1983-12-06 |
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