Backlight assembly and display apparatus
US12189166B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Feb 14, 2022 |
| Grant date | Jan 7, 2025 |
| Priority date | — |
| Expiry date | Feb 14, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/1336
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is a backlight assembly, including first and second light guide plates, and first and second light sources; light emitted by the first light source can be emitted from a surface of the first light guide plate facing the second light guide plate at a first set emitting angle, after being incident into the first light guide plate and reflected by a plurality of first microstructures disposed on a surface of the first light guide plate facing away from the second light guide plate; light emitted by the second light source can be emitted from a surface of the second light guide plate facing away from the first light guide plate at a second set emitting angle, after being incident into the second light guide plate and reflected by a plurality of second microstructures disposed on a surface of the second light guide plate facing the first light guide plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.