Display device
US12181742B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Feb 23, 2021 |
| Grant date | Dec 31, 2024 |
| Priority date | — |
| Expiry date | Feb 23, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133331
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display device, including a backlight module (1). The backlight module (1) includes an optical film layer (2), the optical film layer (2) includes at least two diffusers (21) stacked in sequence, and the haze of each diffuser (21) is 80%-99%. The backlight module (1) further includes an LED light source (3), and the optical band of the LED light source (3) is greater than 455 nm. The display device further includes a cover plate (5) and at least one anti-reflection layer (7), the cover plate (5) is provided with an atomization layer (51), and the anti-reflection layer (7) is located on the side of the cover plate (5) facing away from a display panel (4).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.