EL display device and electronic apparatus
US6680577B1 · kind B1 · utility
190Cited by
25References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 17, 2000 |
| Grant date | Jan 20, 2004 |
| Priority date | — |
| Expiry date | Apr 7, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/1213
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An EL display device capable of clear, multi-gradation color display, and an electronic device having the EL display device, are provided. Gradation display is performed in accordance with a time division driver method which controls by the amount of time an EL element formed in a pixel emits light, and the amount of time it does not emit light. Influence due to dispersion in the characteristics of electric current TFTs is prevented.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.