Bistable nematic liquid crystal display method and device
US7724221B2 · kind B2 · utility
0Cited by
7References
49Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 19, 2004 |
| Grant date | May 25, 2010 |
| Priority date | — |
| Expiry date | Jun 5, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/02
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention provides a display device comprising a bistable nematic liquid crystal matrix screen with breaking of anchoring, the device being characterized in that it includes addressing means suitable for generating and applying control signals to each pixel of the matrix screen, the control signals having sloping rising edges presenting a gradient lying in the range 0.5 V/μs to 0.0001 V/μs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.