FR960860A - - Google Patents
Info
- Publication number
- FR960860A FR960860A FR960860DA FR960860A FR 960860 A FR960860 A FR 960860A FR 960860D A FR960860D A FR 960860DA FR 960860 A FR960860 A FR 960860A
- Authority
- FR
- France
- 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
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/202—Gamma control
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4031/47A GB635236A (en) | 1947-02-12 | 1947-02-12 | Improvements in or relating to electric amplifier circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR960860A true FR960860A (fr) | 1950-04-27 |
Family
ID=9769427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR960860D Expired FR960860A (fr) | 1947-02-12 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2509987A (fr) |
| CH (1) | CH268346A (fr) |
| FR (1) | FR960860A (fr) |
| GB (1) | GB635236A (fr) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB702321A (en) * | 1949-07-21 | 1954-01-13 | Emi Ltd | Improvements relating to non-linear electrical control circuits |
| GB709715A (en) * | 1950-12-06 | 1954-06-02 | Emi Ltd | Improvements relating to non-linear electrical circuits |
| US2692333A (en) * | 1951-08-02 | 1954-10-19 | Rca Corp | Wave shaping circuit |
| BE558064A (fr) * | 1951-10-18 | |||
| US2862051A (en) * | 1952-03-05 | 1958-11-25 | Times Facsimile Corp | Method and apparatus for facsimile telegnosis |
| US2871287A (en) * | 1953-06-11 | 1959-01-27 | James R R Harter | Photographic reproduction method and apparatus |
| US2896014A (en) * | 1954-07-22 | 1959-07-21 | Hazeltine Research Inc | Gamma-correction apparatus |
| DE1093814B (de) * | 1959-04-07 | 1960-12-01 | Standard Elektrik Lorenz Ag | Verfahren zur automatischen Kontrastregelung von Fernsehgeraeten |
| GB1015806A (en) * | 1963-04-01 | 1966-01-05 | Marconi Co Ltd | Improvements in or relating to television signal correcting circuit arrangements |
| US3515803A (en) * | 1967-06-28 | 1970-06-02 | Magnavox Co | Contrast range control |
| JPS5036326B1 (fr) * | 1968-12-23 | 1975-11-22 | ||
| JPS5793347A (en) * | 1980-12-01 | 1982-06-10 | Dainippon Screen Mfg Co Ltd | Correcting circuit in measuring device for halftone dot area rate |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2252148A (en) * | 1939-06-07 | 1941-08-12 | Hazeltine Corp | Television carrier signal receiver |
| US2286730A (en) * | 1941-05-14 | 1942-06-16 | Eastman Kodak Co | Electric circuit for color correction |
| US2363813A (en) * | 1941-12-27 | 1944-11-28 | Rca Corp | Electrical control circuit |
-
0
- FR FR960860D patent/FR960860A/fr not_active Expired
-
1947
- 1947-02-12 GB GB4031/47A patent/GB635236A/en not_active Expired
-
1948
- 1948-02-10 US US7442A patent/US2509987A/en not_active Expired - Lifetime
- 1948-10-22 CH CH268346D patent/CH268346A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH268346A (de) | 1950-05-15 |
| US2509987A (en) | 1950-05-30 |
| GB635236A (en) | 1950-04-05 |