BE492808A - - Google Patents
Info
- Publication number
- BE492808A BE492808A BE492808DA BE492808A BE 492808 A BE492808 A BE 492808A BE 492808D A BE492808D A BE 492808DA BE 492808 A BE492808 A BE 492808A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/52—Automatic gain control
- H04N5/53—Keyed automatic gain control
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
- Control Of Amplification And Gain Control (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66054A US2615089A (en) | 1948-12-18 | 1948-12-18 | Keyed automatic gain control system |
Publications (1)
Publication Number | Publication Date |
---|---|
BE492808A true BE492808A (fr) |
Family
ID=22066961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE492808D BE492808A (fr) | 1948-12-18 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2615089A (fr) |
BE (1) | BE492808A (fr) |
FR (1) | FR1003974A (fr) |
GB (1) | GB668756A (fr) |
NL (1) | NL150569B (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2672505A (en) * | 1950-06-13 | 1954-03-16 | Avco Mfg Corp | Black level shift compensating amplifier |
US2754359A (en) * | 1950-09-26 | 1956-07-10 | Zenith Radio Corp | Automatic gain-control circuit |
US2829197A (en) * | 1951-02-16 | 1958-04-01 | Avco Mfg Corp | Noise limiter for television receiver |
US2729700A (en) * | 1951-03-16 | 1956-01-03 | Faximile Inc | Facsimile system with automatic density control |
GB715331A (en) * | 1951-08-07 | 1954-09-15 | Marconi Wireless Telegraph Co | Improvements in or relating to television receivers |
USRE25150E (en) * | 1951-08-18 | 1962-04-03 | Adler | |
DE953810C (de) * | 1952-04-10 | 1956-12-06 | Interessengemeinschaft Fuer Ru | Kombinierte automatische Verstaerkungs- und Kontrastregelschaltung in Fernsehempfaengern |
DE967770C (de) * | 1952-04-17 | 1957-12-12 | Marconi Wireless Telegraph Co | Schaltungsanordnung zur Verminderung oder Beseitigung von Brummspannungen in Fernsehsignalen |
US2855559A (en) * | 1953-08-19 | 1958-10-07 | Rca Corp | Voltage rectifying systems |
US2804497A (en) * | 1953-08-31 | 1957-08-27 | Fairchild Camera Instr Co | Automatic-gain-control system for photoelectric engraving machines |
US2976359A (en) * | 1955-06-23 | 1961-03-21 | Hazeltine Research Inc | Keyed a. g. c. system with means for preventing signal lockout |
US3080450A (en) * | 1958-03-20 | 1963-03-05 | Zanarini Giuseppe | Noise suppression and sensitivity control circuit |
US3320361A (en) * | 1961-11-27 | 1967-05-16 | Zenith Radio Corp | Television receiver including a crispener network comprising a series connected inductor and variable resistor |
US3461234A (en) * | 1966-05-20 | 1969-08-12 | Rca Corp | Continuous video peaking control circuit |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB507239A (en) * | 1937-11-06 | 1939-06-06 | Alan Dower Blumlein | Improvements in or relating to the transmission or reception of electrical signals |
FR845897A (fr) * | 1937-11-11 | 1939-09-04 | Fernseh Ag | Réglage automatique de l'amplitude |
GB508377A (en) * | 1937-12-24 | 1939-06-26 | Alan Dower Blumlein | Improvements in or relating to television or other signal transmission systems |
GB515362A (en) * | 1938-05-30 | 1939-12-04 | Alan Dower Blumlein | Improvements in or relating to the transmission of electrical signals having a direct current component |
NL69792C (fr) * | 1938-05-30 | |||
GB515363A (en) * | 1938-05-30 | 1939-12-04 | John Hardwick | Improvements in or relating to thermionic valve circuits |
FR848207A (fr) * | 1938-12-30 | 1939-10-25 | Telefunken Gmbh | Perfectionnements aux montages antifading dans les récepteurs de télévision |
FR873623A (fr) * | 1941-02-28 | 1942-07-15 | Cfcmug | Perfectionnement aux récepteurs de télévision |
-
0
- BE BE492808D patent/BE492808A/xx unknown
- NL NL676707007A patent/NL150569B/xx unknown
-
1948
- 1948-12-18 US US66054A patent/US2615089A/en not_active Expired - Lifetime
-
1949
- 1949-12-17 FR FR1003974D patent/FR1003974A/fr not_active Expired
- 1949-12-19 GB GB32545/49A patent/GB668756A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1003974A (fr) | 1952-03-24 |
NL150569B (nl) | |
GB668756A (en) | 1952-03-19 |
US2615089A (en) | 1952-10-21 |