Circuit and device for small photo currents and detection of small photo currents
US10845238B2 · kind B2 · utility
1Cited by
7References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 25, 2018 |
| Grant date | Nov 24, 2020 |
| Priority date | — |
| Expiry date | Nov 2, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01J2001/446
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A bridge circuit arrangement, method of providing said bridge circuit arrangement, and uses thereof are described. The bridge circuit arrangement comprises a first photodevice configured on a first arm, a second photodevice configured on a second arm, a first resistor configured on a third arm, and a second resistor configured on a fourth arm of the bridge. The first and second photodevice provide current flow.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.