Display device
US7247882B2 · kind B2 · utility
67Cited by
34References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 14, 2005 |
| Grant date | Jul 24, 2007 |
| Priority date | — |
| Expiry date | Jan 14, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/043
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
There is provided a semiconductor device having TFTs whose thresholds can be controlled.There is provided a semiconductor device including a plurality of TFTs having a back gate electrode, a first gate insulation film, a semiconductor active layer a second gate insulation film and a gate electrode, which are formed on a substrate, wherein an arbitrary voltage is applied to the back gate electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.