Portable electronic device equipped with protective cover and driving method thereof
US9345299B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 15, 2014 |
| Grant date | May 24, 2016 |
| Priority date | — |
| Expiry date | May 10, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/22
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A portable electronic device equipped with a protective cover is provided. The portable electronic device includes a protective cover that is equipped with a reflector having a light reflection characteristic, a proximity sensor that is equipped with a light emitting unit and a light receiving unit, and that is configured to generate a sensing signal based on an amount of light that the light receiving unit receives in response to light emitted from the light emitting unit, and a controller that is provided with the sensing signal generated from the proximity sensor and that is configured to determine whether the protective cover is open or closed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.