Differential analog-digital converter with switched capacitors
US4812817A · kind A · utility
12Cited by
1References
12Claims
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Inventor
Key dates
| Filing date | Oct 7, 1987 |
| Grant date | Mar 14, 1989 |
| Priority date | — |
| Expiry date | Oct 7, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M1/468
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An analog digital converter is used to convert differential analog voltages, namely voltages with reference potentials that are not at ground. The arrangement described requires only one differential amplifier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.