Patent · US Expired

Electro-optical device and method of driving the same to compensate for variations in electrical characteristics of pixels of the device and/or to provide accurate gradation control

US5699078A · kind A · utility

32Cited by
4References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 22, 1992
Grant dateDec 16, 1997
Priority date
Expiry dateJul 22, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G2320/0285
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An electro-optical device system capable of displaying fine gradation, which includes an electro-optical device equipped with an active matrix, a memory device in which information on the characteristics of the pixels are stored, a device for converting an analog image signal into a digital image signal, and a processor which corrects the digital signals in accordance with the information stored in the memory device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.