System and method for attenuating the effect of ambient light on an optical sensor
US7157723B2 · kind B2 · utility
128Cited by
6References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 2004 |
| Grant date | Jan 2, 2007 |
| Priority date | — |
| Expiry date | Apr 14, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K2201/10106
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention provides systems and methods for attenuating the effect of ambient light on optical sensors and for measuring and compensating quantitatively for the ambient light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.