Light guide plates and backlight module
US8388159B2 · kind B2 · utility
3Cited by
1References
20Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 2, 2010 |
| Grant date | Mar 5, 2013 |
| Priority date | — |
| Expiry date | Jun 10, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/13362
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light guide plate includes a body having a bottom surface, a top surface opposite to the bottom surface, and at least one lateral side. A recess is defined at the top surface. The recess is concaved toward the bottom surface and has a reflective surface. Only one part of the reflective surface has reflective structure located thereon. A backlight module using the light guide plate is related.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.