BE783030A - - Google Patents
Info
- Publication number
- BE783030A BE783030A BE783030A BE783030A BE783030A BE 783030 A BE783030 A BE 783030A BE 783030 A BE783030 A BE 783030A BE 783030 A BE783030 A BE 783030A BE 783030 A BE783030 A BE 783030A
- Authority
- BE
- Belgium
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
- H04N1/40—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1308071 | 1971-05-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE783030A true BE783030A (https=) | 1972-09-01 |
Family
ID=10016449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE783030A BE783030A (https=) | 1971-05-04 | 1972-05-04 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE783030A (https=) |
| DE (1) | DE2221901A1 (https=) |
| IT (1) | IT956258B (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55146582A (en) | 1979-04-27 | 1980-11-14 | Matsushita Electric Ind Co Ltd | Image recording method |
| US4920501A (en) * | 1988-10-19 | 1990-04-24 | Eastman Kodak Company | Digital halftoning with minimum visual modulation patterns |
| DE4025793A1 (de) * | 1990-08-13 | 1992-02-20 | Siemens Ag | Verfahren zum drucken eines halbtonbildes |
-
1972
- 1972-05-04 BE BE783030A patent/BE783030A/xx unknown
- 1972-05-04 DE DE19722221901 patent/DE2221901A1/de active Pending
- 1972-05-04 IT IT2391172A patent/IT956258B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2221901A1 (de) | 1972-12-07 |
| IT956258B (it) | 1973-10-10 |