Proximity sensor device with internal channeling section
US8946620B2 · kind B2 · utility
17Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 2012 |
| Grant date | Feb 3, 2015 |
| Priority date | — |
| Expiry date | Jul 18, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01D5/342
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A proximity sensor device, which may detect the presence of external objects at close proximity is disclosed. The proximity sensor device may comprise an emitter, a detector, a separation wall and an internal channeling section. In one embodiment, the internal channeling section may be configured to direct light from the emitter to the detector when the external object is present at close proximity. In other embodiments, a proximity sensor assembly, an optical structure and an electronic device having similar internal channeling section are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.