Backlight module and mobile terminal
US12099232B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2022 |
| Grant date | Sep 24, 2024 |
| Priority date | — |
| Expiry date | Jun 29, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133605
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present application discloses a backlight module and a mobile terminal. The backlight module includes a reflection layer and a light adjustment layer that are arranged oppositely, wherein he reflection layer is disposed at a periphery of each of light sources, the light adjustment layer includes first light guide portions and a second light guide portion, a light transmittance of each of the first light guide portions is lower than a light transmittance of the second light guide portion, and the reflection layer includes a diffuse reflection sub-layer at least partially overlapping with at least one of the second light guide portion, and a specular reflection sub-layer at least partially overlapping with at least one of the first light guide portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.