Method and terminal for ambient light detection
US11295653B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2018 |
| Grant date | Apr 5, 2022 |
| Priority date | — |
| Expiry date | Aug 10, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/12
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method for detecting ambient light by a terminal is provided. The method includes displaying a black picture for at least two times in a first area of a display area of a display screen of a terminal, displaying an image frame picture in a second area of the display area when the black picture is displayed in the first area, displaying the image frame picture in the first area in an interval between displaying the black picture in the first area for two times, and obtaining, by the terminal, an intensity of ambient light, wherein the intensity of the ambient light is detected by a first ambient light sensor when the first area displays the black.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.