Driving system for display
US4242681A · kind A · utility
4Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 11, 1978 |
| Grant date | Dec 30, 1980 |
| Priority date | — |
| Expiry date | Aug 11, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/163
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A driving system for an electro chromic display, comprising a display information signal generator, a generator of a coloring pulse and an erasing pulse, a memory time counter, a refresh pulse arrange circuit and a driver. The display means is refreshed when a memory time determined by the memory time counter has elapsed, to maintain color regularity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.