Voltage detection device
US8310278B2 · kind B2 · utility
0Cited by
2References
5Claims
0Family size
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Key dates
| Filing date | Dec 23, 2010 |
| Grant date | Nov 13, 2012 |
| Priority date | — |
| Expiry date | Apr 25, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2203/45604
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A voltage detection circuit includes operational amplifiers, a battery, and a voltage circuit. The voltage circuit offsets the inverting input terminals and non-inverting input terminals of the operational amplifiers to the positive side with reference to a ground GND.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.