Liquid crystal driving device

Details Liquid crystal driving device Liquid crystal driving device

2003-07-23

2011-12-06

Xiao, Ke (Department: 2629)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S691000, C345S692000, C345S693000

Reexamination Certificate

active

08072410

ABSTRACT:
Disclosed is an impulsive type liquid crystal driving device which inserts black data during a vertical blanking interval and then realizes motion picture, comprising: a liquid crystal panel for including a plurality of gate bus lines, which are arranged in one-direction, and a plurality of data bus lines which are arranged in a direction perpendicular to the plurality of gate bus lines; a gate driver section for sequentially scanning the plurality of gate bus lines during an active address interval in response to a second vertical starting signal, a vertical clock signal and an output enable signal, and scanning the plurality of gate bus lines during a vertical blanking interval in a unit of a predetermined number of lines; and a current boosting section for increasing current amount supplied to the gate bus lines during the vertical blanking interval in response to a pulse width modulation signal.

REFERENCES:
patent: 6717559 (2004-04-01), Weindorf
patent: 6819311 (2004-11-01), Nose et al.
patent: 2003/0179173 (2003-09-01), Koyama et al.

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