Image sticking elimination circuit
US7602364B2 · kind B2 · utility
5Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2004 |
| Grant date | Oct 13, 2009 |
| Priority date | — |
| Expiry date | Jan 14, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2310/0245
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An image sticking elimination circuit is provided for an abnormal power-off of a display unit. The image sticking elimination circuit comprises: a charge storage device and an isolation device. The isolation device being turned on when the abnormal power-off of a display occurs; wherein the charge storage device releases charges stored therein when the isolation device is turned on.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.