Sensor device with dark current compensation and control method thereof
US9432600B2 · kind B2 · utility
0Cited by
1References
20Claims
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Assignee
Inventors
Key dates
| Filing date | Aug 28, 2014 |
| Grant date | Aug 30, 2016 |
| Priority date | — |
| Expiry date | Feb 18, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N25/63
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a sensor device with dark current compensation and control method thereof. The sensor device includes: a sensor circuit, for sensing a physical property or a chemical property to generate an analog sensing signal; a dark current compensation circuit, which is coupled to the sensor circuit, for processing the analog sensing signal and generating an analog compensated signal according to a reference signal; and a convertor circuit, which is coupled to the dark current compensation circuit, for generating a digital sensing signal according to the analog compensated signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.