Optical sensor including a base substrate with a contact sensor and apparatus and method for estimating bio-information
US11150183B2 · kind B2 · utility
1Cited by
2References
18Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 23, 2019 |
| Grant date | Oct 19, 2021 |
| Priority date | — |
| Expiry date | May 20, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2021/5957
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An optical sensor includes at least one pair of a light source and a photodetector, the light source and the photodetector facing each other and having an opening between the light source and the photodetector; and a base substrate disposed on or below the at least one pair of the light source and the photodetector, the base substrate including a contact sensor positioned in an area corresponding to the opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.