Light emitting device
US8920001B2 · kind B2 · utility
20Cited by
0References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 24, 2013 |
| Grant date | Dec 30, 2014 |
| Priority date | — |
| Expiry date | Apr 24, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133611
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light emitting device includes: a light source that emits light; a reflective unit disposed around a perimeter of the light source and having a reflective surface; and a diffusion unit that is disposed between the light source and the reflective surface and is configured to reflect a partial amount of the light emitted from the light source and transmit another partial amount of the light emitted from the light source toward the reflective surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.