Backlight module, display module and display device
US11366264B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Sep 18, 2019 |
| Grant date | Jun 21, 2022 |
| Priority date | — |
| Expiry date | Nov 10, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133615
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A backlight module, a display module, and a display device are provided in the present disclosure, which belong to the technical filed field of display devices. A display device includes a light guide plate and a light-shielding member. The light guide plate includes a light exiting surface and a bottom surface that are oppositely arranged, and a light incident surface and a light shielding surface both connected with the light exiting surface and the bottom surface. The light shielding member is disposed on the light shielding surface, where the light-shielding member includes a light reflecting layer and a light absorbing layer, and the light-absorbing layer is located on a side of the light reflecting layer away from the light shielding surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.