Balanced light detector
US11561130B2 · kind B2 · utility
1Cited by
5References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 13, 2021 |
| Grant date | Jan 24, 2023 |
| Priority date | — |
| Expiry date | Sep 13, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/40
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system and method with AC coupling that reserves photodiode bandwidth in a biased configuration, allows optimal transimpedance amplifier performance, retains DC signal measurement capability, and does not introduce noise into the balanced detection signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.