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Liquid crystal display device and drive method thereof

A technology of a liquid crystal display device and a driving method, which is applied to static indicators, instruments, nonlinear optics, etc., can solve the problems of high cost and complicated process, and achieve the effects of wide viewing angle, simple process and improved response speed.

Active Publication Date: 2015-01-21
SHANGHAI TIANMA MICRO ELECTRONICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The object of the present invention is to provide a liquid crystal display device to solve the problems of complicated process and high cost

Method used

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  • Liquid crystal display device and drive method thereof
  • Liquid crystal display device and drive method thereof
  • Liquid crystal display device and drive method thereof

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Embodiment Construction

[0035] In order to make the above objects, features and advantages of the present invention more comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings.

[0036] In the prior art, in order to solve the improved method of controlling the deflection of liquid crystal molecules, no matter whether the multi-domain vertical alignment method or the image vertical adjustment method is adopted, it is necessary to make protrusions on the electrodes or scratch slits on the electrodes, which increases the process. steps, and increased production costs.

[0037] In view of the above problems, the present invention provides a liquid crystal display device in which the structure of the pixel electrode and the common electrode is adjusted, and when the driving signal is applied to the common electrode for driving, a lateral electric field will be formed between the common electrode and the pixel electro...

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Abstract

The invention discloses a liquid crystal display device which is provided with a first substrate, a second substrate arranged opposite to the first substrate, and a liquid crystal layer arranged between the first substrate and the second substrate, wherein the liquid crystal layer comprises a plurality of scanning lines and data lines, which are arranged on the second substrate and are mutually isolated and crossed; the liquid crystal device is divided into a plurality of pixel regions, each pixel region comprises a pixel switch element and a pixel electrode, a first sharing electrode and a second sharing electrode, the pixel switch element is electrically connected with the scanning line, the data line and the pixel electrode; the first sharing electrode is arranged on the inner side of the first substrate, opposite to the second substrate; the second sharing electrode is arranged on the inner side of the second substrate, opposite to the first substrate; the second sharing electrode is positioned above the pixel electrode and isolated from the pixel electrode; and the second sharing electrode also comprises a through hole, the through hole and the pixel electrode are overlapped in a light-transmitting direction so that a lateral electric field for controlling liquid crystal molecules to deflect is generated between the second sharing electrode and the pixel electrode. The liquid crystal display device can realize a wide viewing angle.

Description

technical field [0001] The invention relates to liquid crystal display technology, in particular to a liquid crystal display device and a driving method thereof Background technique [0002] Liquid crystal display devices are widely used in various data processing devices, such as televisions, notebook computers, mobile phones, personal digital assistants, etc., due to the advantages of lightness, thinness, small footprint, low power consumption, and low radiation. Thin Film Transistor Liquid Crystal Display (TFT-LCD) is one of the most common liquid crystal display devices. TFT-LCD uses thin film transistors to control the arrangement of liquid crystal molecules in the liquid crystal display device. [0003] Vertically Aligned (VA) mode is a wide viewing angle technology of TFT-LCD. Specifically, a liquid crystal display device in VA mode includes a first substrate, a second substrate, and a substrate located between the first substrate and the second substrate. The liquid...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G02F1/1343G02F1/133G02F1/1362G02F1/1368
Inventor 马骏罗熙曦
Owner SHANGHAI TIANMA MICRO ELECTRONICS CO LTD