TFT active matrix liquid crystal display devices with plural TFTs in parallel per pixel
US5331447A · kind A · utility
45Cited by
13References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 1992 |
| Grant date | Jul 19, 1994 |
| Priority date | — |
| Expiry date | Jul 8, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/08
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
There are disclosed various types of TFT active matrix liquid crystal display devices in which a pixel is divided into three parts, a capacitor is added to each pixel, light shielding is applied to each TFT, and the matrix is driven by a DC cancelling technique.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.