Backlight unit and display apparatus using the same
US8235540B2 · kind B2 · utility
14Cited by
6References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 17, 2011 |
| Grant date | Aug 7, 2012 |
| Priority date | — |
| Expiry date | May 17, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F2013/145
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A backlight unit and a display apparatus using the same are disclosed. The backlight unit includes a first reflector, a second reflector, and at least one light source disposed between the first reflector and the second reflector. The second reflector include at least two inclined surface adjacent to each other about at least one inflection point, the first and second inclined surfaces having different radii of curvature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.