Lighting assembly with configurable illumination profile
US8899813B2 · kind B2 · utility
6Cited by
8References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 2012 |
| Grant date | Dec 2, 2014 |
| Priority date | — |
| Expiry date | Jun 14, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting assembly includes an edge-lit light guide and a light redirecting member. Light extracting elements at the light guide extract light from the light guide as intermediate light. Light redirecting elements at the light redirecting film are configured to redirect the intermediate light received from the light guide to illuminate a target surface in accordance with a defined illumination profile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.