Digital oscillator and color subcarrier demodulation circuit having the digital oscillator
US5355171A · kind A · utility
12Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 1992 |
| Grant date | Oct 11, 1994 |
| Priority date | — |
| Expiry date | Sep 29, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03L7/23
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A digital oscillator including an integrator for cumulatively integrating a specified signal and a controller responsive to a control signal for maintaining the output frequency of the integrator within a limit corresponding to the amplitude of the control signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.