Liquid crystal display equipment driving method and liquid crystal display equipment

A liquid crystal display and device-driven technology, applied in the field of liquid crystals, can solve problems such as various defects in the screen and shorten the response time of liquid crystals

Inactive Publication Date: 2013-02-20
BOE TECH GRP CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The embodiment of the present invention provides a method and device for driving a liquid crystal display device, which solves the problem of shortening the response time of the liquid crystal through OD, and at the same time, the introduced overshoot causes various defects in the picture, etc.

Method used

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  • Liquid crystal display equipment driving method and liquid crystal display equipment
  • Liquid crystal display equipment driving method and liquid crystal display equipment
  • Liquid crystal display equipment driving method and liquid crystal display equipment

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Embodiment Construction

[0034] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0035] figure 1 shows the inversion of the liquid crystal molecules in the process of using the overdrive voltage to drive the screen of the liquid crystal display device from one brightness to another brightness. It can be seen from the figure that after the overdrive voltage is used, the inversion of the liquid crystal molecules Response time has been reduced a lot.

[0036] Although the overdrive voltage shortens the response time of the liquid crystal molecule...

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Abstract

The embodiment of the invention discloses a liquid crystal display equipment driving method and equipment, relates to the technical field of liquid crystal, and solves the problems that various poor phenomena on a picture are caused by overshoot of introduction in a process of shortening responding time of a liquid crystal through OD (Over Driving). The method comprises the following steps of: utilizing over-driving voltage to drive liquid crystal molecules to overturn, wherein the over-driving voltage is higher than a regular driving voltage value; before overturning the liquid crystal molecules to an appointed position, at least reducing the value of the over-driving voltage once until the liquid crystal molecules are overturned to the appointed position, wherein the over-driving voltage which is reduced for each time is higher or equal to the regular driving voltage value and is lower than an over-driving voltage value before value reduction. The liquid crystal display equipment driving method is mainly used for driving the liquid crystal display equipment.

Description

technical field [0001] The invention relates to the field of liquid crystal technology, in particular to a method for driving a liquid crystal display device and a liquid crystal display device. Background technique [0002] Liquid crystal molecules are like metals in a magnetic field. When affected by an external electric field, they will produce a precise and ordered arrangement. If the arrangement of liquid crystal molecules is properly controlled, the liquid crystal molecules will control the passage of light. Whether it is a notebook computer or a desktop system, the LCD (Liquid Crystal Display, liquid crystal display) adopted is a layered structure composed of different parts. The last layer is a backlight layer composed of fluorescent substances that can emit light. The light emitted by the backlight layer enters the liquid crystal layer containing thousands of crystal droplets after passing through the first polarizing filter layer. Crystal droplets are contained in...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G09G3/36
Inventor 胡巍浩张亮张斌侯帅姚树林
Owner BOE TECH GRP CO LTD
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