Patent · US Expired

Protective circuit for a control circuit, in particular of liquid crystal display screen

US5289332A · kind A · utility

5Cited by
2References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1991
Grant dateFeb 22, 1994
Priority date
Expiry dateSep 23, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G2310/0248
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Control protective circuit, in particular of liquid crystal display screen. The protective circuit includes three transistors making possible the transfer of the voltage to output pin, the resetting of middle point and the resetting of the output. Application to the control of liquid crystal display screens.

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