FR950434A - Image reproduction method and apparatus - Google Patents
Image reproduction method and apparatusInfo
- Publication number
- FR950434A FR950434A FR950434DA FR950434A FR 950434 A FR950434 A FR 950434A FR 950434D A FR950434D A FR 950434DA FR 950434 A FR950434 A FR 950434A
- Authority
- FR
- France
- Prior art keywords
- image reproduction
- reproduction method
- image
- reproduction
- 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
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
-
- 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
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/68—Preparation processes not covered by groups G03F1/20 - G03F1/50
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US343962A US2294643A (en) | 1940-07-05 | 1940-07-05 | Method and apparatus for reproducing pictures |
US406121A US2294645A (en) | 1940-07-05 | 1941-08-09 | Printing plate |
US406120A US2294644A (en) | 1940-07-05 | 1941-08-09 | Contrast images for making printing plates |
Publications (1)
Publication Number | Publication Date |
---|---|
FR950434A true FR950434A (en) | 1949-09-27 |
Family
ID=27407590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR950434D Expired FR950434A (en) | 1940-07-05 | 1947-07-29 | Image reproduction method and apparatus |
Country Status (3)
Country | Link |
---|---|
US (2) | US2294644A (en) |
FR (1) | FR950434A (en) |
GB (1) | GB656235A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE946329C (en) * | 1952-03-20 | 1956-07-26 | Hell Rudolf Dr Ing Fa | Process for the production of screened clichés using the methods of image telegraphy |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2552209A (en) * | 1947-09-17 | 1951-05-08 | Eastman Kodak Co | Fusion photothermography |
US2579824A (en) * | 1949-07-11 | 1951-12-25 | Thurman W Horn | Oil testing chart and holder therefor |
NL263106A (en) * | 1960-04-01 | |||
US4189752A (en) * | 1973-11-12 | 1980-02-19 | Printing Developments, Inc. | Electronic screening with galvanometer recorders |
US4758886A (en) * | 1986-07-24 | 1988-07-19 | Minnesota Mining And Manufacturing Company | Optimal color half-tone patterns for raster-scan images |
-
1941
- 1941-08-09 US US406120A patent/US2294644A/en not_active Expired - Lifetime
- 1941-08-09 US US406121A patent/US2294645A/en not_active Expired - Lifetime
-
1947
- 1947-07-17 GB GB19108/47A patent/GB656235A/en not_active Expired
- 1947-07-29 FR FR950434D patent/FR950434A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE946329C (en) * | 1952-03-20 | 1956-07-26 | Hell Rudolf Dr Ing Fa | Process for the production of screened clichés using the methods of image telegraphy |
Also Published As
Publication number | Publication date |
---|---|
US2294645A (en) | 1942-09-01 |
GB656235A (en) | 1951-08-15 |
US2294644A (en) | 1942-09-01 |
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