Display backlight unit having reflecting structure for reducing hotspots
US9400348B2 · kind B2 · utility
0Cited by
8References
18Claims
0Family size
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Inventors
Key dates
| Filing date | Dec 11, 2013 |
| Grant date | Jul 26, 2016 |
| Priority date | — |
| Expiry date | Aug 12, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133615
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light-emitting device including a lampshade and a light-source set arranged within the lampshade. The lampshade includes a light-reflecting structure set for respectively reflecting rays in a middle portion of light emitted from a corresponding light source, towards two sides of the corresponding light source. A backlight unit including the light-emitting device and a display device including the backlight unit are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.