Method of driving a liquid crystal display apparatus employing a ferroelectric liquid crystal cell
US4773716A · kind A · utility
13Cited by
2References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 12, 1987 |
| Grant date | Sep 27, 1988 |
| Priority date | — |
| Expiry date | Feb 12, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S359/90
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In a liquid crystal display apparatus employing a ferroelectric liquid crystal cell, two or more pulse voltages are applied to the liquid crystal cell during selected time periods within 1 frame period to drive the liquid crystal cell. These pulse voltages can maintain the display condition of the liquid crystal cell.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.