Current detection circuit and method
US4985761A · kind A · utility
16Cited by
9References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 2, 1989 |
| Grant date | Jan 15, 1991 |
| Priority date | — |
| Expiry date | Mar 2, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/17309
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus for sensing operational status of a system including a television set includes a reference source, means for determining a level of operation of the system, and means for comparing the level of operation of the system to the reference source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.