Method and system of detecting and locking to multi-standard video streams
US7940879B2 · kind B2 · utility
0Cited by
9References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 12, 2007 |
| Grant date | May 10, 2011 |
| Priority date | — |
| Expiry date | Oct 4, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03D3/241
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A video processing system includes a video detection circuit for determining the clock frequency of an incoming video signal. Using the determined clock frequency, adjustments are made in a phase lock loop to enable a quick lock onto the clock frequency of the incoming video signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.