Liquid crystal display and method of controlling the same
US8164564B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2006 |
| Grant date | Apr 24, 2012 |
| Priority date | — |
| Expiry date | Feb 12, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2360/16
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A liquid crystal display and control method thereof, having a liquid crystal display panel, a light emitting diode device which is disposed on the rear of the liquid crystal display panel and which is divided into a plurality of partitioned areas that are capable of being driven independently, a light guide part disposed for each of the partitioned areas, an image calculating part for dividing the liquid crystal display panel into a plurality of regions and calculating the brightness of each region by using image data, and an inverter and an inverter controller to provide differentiated power to the partitioned areas based on the calculated brightness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.