Liquid crystal driving system
US4955696A · kind A · utility
17Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 1989 |
| Grant date | Sep 11, 1990 |
| Priority date | — |
| Expiry date | Aug 14, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G3/3614
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A liquid crystal driving system using a dynamic driving method, which includes circuits for driving liquid crystals by applying AC-converted signals containing a specific frequency which is higher than the frame-frequency and different from the duty factor of the data signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.