BE498896A - - Google Patents
Info
- Publication number
- BE498896A BE498896A BE498896DA BE498896A BE 498896 A BE498896 A BE 498896A BE 498896D A BE498896D A BE 498896DA BE 498896 A BE498896 A BE 498896A
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/08—Separation of synchronising signals from picture signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US124416A US2632802A (en) | 1949-10-29 | 1949-10-29 | Keyed automatic gain control and synchronizing signal separator |
Publications (1)
Publication Number | Publication Date |
---|---|
BE498896A true BE498896A (fr) |
Family
ID=22414752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE498896D BE498896A (fr) | 1949-10-29 |
Country Status (6)
Country | Link |
---|---|
US (1) | US2632802A (fr) |
BE (1) | BE498896A (fr) |
DE (1) | DE864887C (fr) |
FR (1) | FR1027442A (fr) |
GB (1) | GB681331A (fr) |
NL (1) | NL82938C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE948524C (de) * | 1951-08-18 | 1956-09-06 | Zenith Radio Corp | Fernsehempfaenger mit selbsttaetiger Verstaerkungsregelung und einer elektronischen Schaltroehre als Amplitudensieb |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2784249A (en) * | 1950-07-21 | 1957-03-05 | Hazeltine Research Inc | Keyed automatic gain control |
US2814671A (en) * | 1951-06-08 | 1957-11-26 | Zenith Radio Corp | Noise pulse interruption of synchronizing signal separator |
US2825756A (en) * | 1951-11-15 | 1958-03-04 | Gen Electric | Automatic gain control of keyed automatic gain control amplifier |
US2796462A (en) * | 1952-03-19 | 1957-06-18 | Rca Corp | Automatic gain control circuits with hum compensation |
BE517916A (fr) * | 1953-02-24 | |||
US2809287A (en) * | 1953-09-01 | 1957-10-08 | Admiral Corp | Dual delay automatic gain control circuit |
DE967769C (de) * | 1953-12-25 | 1957-12-12 | Fernseh Gmbh | Regelschaltung fuer Fernsehgeraete |
DE1069182B (de) * | 1954-02-09 | 1959-11-19 | Pye Limited, Cambridge (Grossbritannien) | Schaltung zur Erzeugung einer automatischen Verstärkungsregelspannung in einem Fernsehempfanger |
US2878311A (en) * | 1954-08-10 | 1959-03-17 | Sylvania Electric Prod | Keyed a. g. c. and sync separator circuit |
US2810783A (en) * | 1954-12-28 | 1957-10-22 | Gen Electric | Combined automatic gain control and synchronizing signal separation circuits |
DE1113240B (de) * | 1959-01-23 | 1961-08-31 | Telefunken Patent | Schaltungsanordnung zur Impulsabtrennung |
NL258276A (fr) * | 1959-11-24 | |||
US3316351A (en) * | 1963-09-18 | 1967-04-25 | Hazeltine Research Inc | Black level control circuit for a television receiver |
US3316350A (en) * | 1963-09-18 | 1967-04-25 | Hazeltine Research Inc | Black level control circuit for a television receiver utilizing a sync peak keyed agc circuit |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2197900A (en) * | 1937-08-30 | 1940-04-23 | Loewe Radio Inc | Fading regulation in television receivers |
GB515363A (en) * | 1938-05-30 | 1939-12-04 | John Hardwick | Improvements in or relating to thermionic valve circuits |
US2231792A (en) * | 1938-08-12 | 1941-02-11 | Philco Radio & Television Corp | Synchronizing system and method |
GB530319A (en) * | 1939-06-08 | 1940-12-10 | Philco Radio & Television Corp | Improvements in and relating to wide-band amplifiers |
US2356141A (en) * | 1942-07-31 | 1944-08-22 | Philco Radio & Television Corp | Synchronizing circuit |
US2566763A (en) * | 1946-09-28 | 1951-09-04 | Motorola Inc | Synchronizing signal separator and keyed automatic gain control |
US2538519A (en) * | 1949-06-23 | 1951-01-16 | Avco Mfg Corp | Keyed automatic gain control circuit with double time constant input voltage filter |
US2559038A (en) * | 1949-08-01 | 1951-07-03 | Avco Mfg Corp | Line pulse keyed automatic gain control circuit with control voltage delay |
-
0
- BE BE498896D patent/BE498896A/xx unknown
-
1949
- 1949-10-29 US US124416A patent/US2632802A/en not_active Expired - Lifetime
-
1950
- 1950-10-20 GB GB25635/50A patent/GB681331A/en not_active Expired
- 1950-10-25 DE DER4687A patent/DE864887C/de not_active Expired
- 1950-10-26 FR FR1027442D patent/FR1027442A/fr not_active Expired
- 1950-10-28 NL NL156924A patent/NL82938C/xx active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE948524C (de) * | 1951-08-18 | 1956-09-06 | Zenith Radio Corp | Fernsehempfaenger mit selbsttaetiger Verstaerkungsregelung und einer elektronischen Schaltroehre als Amplitudensieb |
Also Published As
Publication number | Publication date |
---|---|
DE864887C (de) | 1953-01-29 |
FR1027442A (fr) | 1953-05-12 |
GB681331A (en) | 1952-10-22 |
NL82938C (fr) | 1956-05-15 |
US2632802A (en) | 1953-03-24 |