Backlight assembly and display apparatus having the same
US7530727B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 10, 2006 |
| Grant date | May 12, 2009 |
| Priority date | — |
| Expiry date | Feb 19, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133605
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A backlight assembly includes a receiving container including a bottom plate having a lower face and an upper face opposite the lower face, a sidewall part protruding from edge portions of the bottom plate, and a plurality of light property controlling parts disposed on the upper face and having a substantially wedge shaped cross-section. The backlight further includes a light source disposed between adjacent light property controlling parts, and the light source is received by the receiving container, wherein a distance between a center of the light source and the upper face is substantially equal to a height of at least one of the plurality of light property controlling parts. The backlight assembly may increase the brightness and brightness-uniformity of light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.