Backlight module, display device and control method thereof
US11532286B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Aug 26, 2021 |
| Grant date | Dec 20, 2022 |
| Priority date | — |
| Expiry date | Aug 26, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2358/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates to a backlight module, a display device and a control method thereof. The display device includes a first edge, a second edge, and N display areas. The N display areas are disposed between the first edge and the second edge and are arranged along the first direction; the first edge and the second edge are arranged along the first direction; the method includes: in response to a first control instruction for entering an anti-peeping display mode, controlling the display device to enter the anti-peeping display mode, wherein after the display device enters the anti-peeping display mode, among the display areas disposed between a central axis of the display device and the first edge, brightness of a display area closer to the first edge is lower than brightness of a display area closer to the central axis, and among the display areas disposed between the central axis and the second edge, brightness of a display area closer to the second edge is lower than brightness of a display area closer to the central axis, where the central axis is parallel to the first edge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.