Smart talk backlighting system and method
US7589704B2 · kind B2 · utility
1Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 25, 2006 |
| Grant date | Sep 15, 2009 |
| Priority date | — |
| Expiry date | Oct 12, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/023
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A smart talk mechanism provides feedback information from a driver to a DC-to-DC converter, enabling the DC-to-DC converter to adjust an input voltage for at least one illumination source backlighting the display for increasing the power efficiency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.