Light guide plate, backlight assembly including the same, and liquid crystal display device including the same
US7936411B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 29, 2008 |
| Grant date | May 3, 2011 |
| Priority date | — |
| Expiry date | Jan 5, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0055
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed herein are a light guide plate, a backlight assembly including the light guide plate, and a liquid crystal display device including the backlight assembly which can uniformly maintain the brightness uniformity and prevent the moiré phenomenon. The light guide plate in accordance with the present disclosure includes: an incident surface, to which light generated from a light source is incident, including a diffusion pattern formed in a round shape; an emitting surface, through which the light is emitted, including a first prism pattern; and an opposite surface, formed opposite to the emitting surface, including a direction change pattern by which the direction of the light is changed toward the emitting surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.