Video signal processing circuit and computer system
USRE40327E1 · kind E1 · reissue
1Cited by
13References
3Claims
0Family size
Inventor
Key dates
| Filing date | Sep 16, 2005 |
| Grant date | May 20, 2008 |
| Priority date | — |
| Expiry date | Sep 16, 2025 |
Classification
- Technology area (CPC —)General
Abstract
A video signal processing circuit, in which a horizontal synchronizing signal is separated from an input analog video signal by a synchronism separating circuit, whether a “H” period of the horizontal synchronizing signal continues for more than a prespecified period of time or not is checked by a synchronizing signal monitoring counter, and power supply to an A/D converter is controlled thereby according to a result the confirmation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.