Tiled illumination assembly and related methods
US8092064B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2007 |
| Grant date | Jan 10, 2012 |
| Priority date | — |
| Expiry date | Jun 4, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Illumination assemblies, components, and related methods are described. An illumination assembly is provided that comprises a plurality of illumination tiles each having a light emission surface. The plurality of illumination tiles are arranged in a two-dimensional array. The illumination tiles are constructed and arranged so as to provide a substantially contiguous illumination surface comprising the light emission surfaces of the plurality of the illumination tiles. Each illumination tile is illuminated by at least one solid state light-emitting device. A method of local dimming an illumination assembly of a display (e.g., LCD) backlight unit is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.