Patent · US Expired

TFT active matrix liquid crystal display devices with a holding capacitance between the pixel electrode and a scanning signal line

US5528396A · kind A · utility

40Cited by
31References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1994
Grant dateJun 18, 1996
Priority date
Expiry dateJul 18, 2014

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.