Electro-optical display device with temperature detection and voltage correction
US6774883B1 · kind B1 · utility
20Cited by
11References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 5, 1998 |
| Grant date | Aug 10, 2004 |
| Priority date | — |
| Expiry date | Aug 15, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/041
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display device (1) provided with a digital thermometer on-chip (12), sensing the temperature of the supporting plate (3) of an electro-optical medium (4), for example, a liquid crystal display medium, while in a special embodiment, this digital temperature sensor and a column and/or row driver (5) are provided by means of thin film technology. In a preferred embodiment the temperature sensor and the column or row driver are integrated on one chip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.