AGC System for a television receiver
US4472739A · kind A · utility
3Cited by
1References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 14, 1982 |
| Grant date | Sep 18, 1984 |
| Priority date | — |
| Expiry date | Jul 14, 2002 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N5/52
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
AGC system for a television receiver having a keyed AGC circuit, a peak or average AGC circuit and a switching circuit between a video signal intermediate frequency amplifier circuit and an video signal detection circuit, wherein automatic gain control (AGC) for video signals is effected by the keyed AGC circuit, which is commuted by using the switching circuit after having had the peak or average AGC circuit operated at the switch-on moment of the power supply.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.