BE557613A - - Google Patents
Info
- Publication number
- BE557613A BE557613A BE557613DA BE557613A BE 557613 A BE557613 A BE 557613A BE 557613D A BE557613D A BE 557613DA BE 557613 A BE557613 A BE 557613A
- 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
- H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
-
- 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
- H04N1/46—Colour picture communication systems
- H04N1/56—Processing of colour picture signals
- H04N1/60—Colour correction or control
-
- 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
- H04N1/46—Colour picture communication systems
- H04N1/56—Processing of colour picture signals
- H04N1/60—Colour correction or control
- H04N1/6016—Conversion to subtractive colour signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Fax Reproducing Arrangements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US795331XA | 1955-06-14 | 1955-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE557613A true BE557613A (de) |
Family
ID=22151146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE557613D BE557613A (de) | 1955-06-14 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE557613A (de) |
| CH (1) | CH355809A (de) |
| FR (1) | FR1175143A (de) |
| GB (1) | GB795331A (de) |
-
0
- BE BE557613D patent/BE557613A/xx unknown
-
1956
- 1956-05-30 GB GB16751/56A patent/GB795331A/en not_active Expired
-
1957
- 1957-05-15 FR FR1175143D patent/FR1175143A/fr not_active Expired
- 1957-06-04 CH CH355809D patent/CH355809A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH355809A (de) | 1961-07-31 |
| GB795331A (en) | 1958-05-21 |
| FR1175143A (fr) | 1959-03-20 |