LCD backlight using two-dimensional array LEDs
US7052152B2 · kind B2 · utility
201Cited by
18References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 2003 |
| Grant date | May 30, 2006 |
| Priority date | — |
| Expiry date | Mar 25, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2360/145
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
One embodiment of the invention provides a backlight for an LCD display. The backlight uses a two-dimensional array of single color or white LEDs and a diffusing or phosphor coated cover plate. Various electrical connections of the LEDs and various phosphor color-conversion techniques are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.