Reducing dark current in an optical device
US11692872B2 · kind B2 · utility
1Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2020 |
| Grant date | Jul 4, 2023 |
| Priority date | — |
| Expiry date | Aug 5, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M1/56
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An optical light sensing device includes a detector operable to detect a light wave. The optical light sensing device also includes an integration circuit that includes an operational amplifier that is operable to reduce or cancel dark currents generated at the detector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.