Patent · US Expired

Mode detection circuit of liquid crystal display

US6362805B1 · kind B1 · utility

5Cited by
5References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 25, 1999
Grant dateMar 26, 2002
Priority date
Expiry dateMar 25, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G5/006
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A mode detection circuits in LCDs is disclosed, comprising: a first mode signal detection means for detecting an enable/synchronous signal mode in response to a vertical synchronous signal and for generating a first mode detection signal; a second mode signal detection means for detecting an enable mode signal based on a data enable signal and a clock signal and for generating a second mode detection signal; a mode selection means for selecting one of a first mode detection signal and a second mode detection signal from the first mode signal detection means and the second mode signal detection means in response to a mode selection signal and for providing the selected mode detection signal as a mode determining signal.

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