Light emitting unit
US8263992B2 · kind B2 · utility
1Cited by
2References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 29, 2009 |
| Grant date | Sep 11, 2012 |
| Priority date | — |
| Expiry date | Dec 1, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/8515
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light emitting unit includes a substrate, a first reflecting element, a light-emitting diode (LED), and a second reflecting element. At least one part of the substrate is light permeable. The LED is disposed between the substrate and the first reflecting element, and the first and second reflecting elements are disposed on two opposite sides of the substrate, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.