Circuits and methods for minimizing chopping artifacts at the output of a chopper-stabilized operational amplifier
US7262654B2 · kind B2 · utility
10Cited by
10References
18Claims
0Family size
Assignee
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Key dates
| Filing date | Jan 14, 2005 |
| Grant date | Aug 28, 2007 |
| Priority date | — |
| Expiry date | Jul 29, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2200/261
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An operational amplifier including at least one amplifier stage and chopping circuitry for chopping an input signal to the amplifier stage and an output signal from the chopping signal having a frequency randomly varying within the selected frequency band.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.