Back light structure of liquid crystal display device
US7658502B2 · kind B2 · utility
2Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2004 |
| Grant date | Feb 9, 2010 |
| Priority date | — |
| Expiry date | Oct 13, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133607
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A back light structure includes lamps for supplying light to an LCD panel, and a micro-lens formed on over or below the lamps, the micro-lens having a plurality of concave portions or convex portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.