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High light transmittance in-plane switching liquid crystal display device

A technology of a liquid crystal display device and a thin film transistor, which is applied in the field of high transmittance in-plane switching liquid crystal display devices, and can solve the problems of narrowing the gap and reducing the transmittance.

Active Publication Date: 2012-05-16
LG DISPLAY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

To solve this problem, the size of the transistor should become larger, and the gap between the pixel electrodes will be narrowed so that the transmittance decreases

Method used

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  • High light transmittance in-plane switching liquid crystal display device
  • High light transmittance in-plane switching liquid crystal display device
  • High light transmittance in-plane switching liquid crystal display device

Examples

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Embodiment Construction

[0026] Below, refer to the attached Figures 1 to 3 to explain preferred embodiments of the present invention. figure 1 is a plan view showing the structure of the high transmittance in-plane switching liquid crystal display device according to the first embodiment of the present invention. figure 2 is a sectional view cut along the line I-I' showing the structure of the high transmittance in-plane switching liquid crystal display device according to the first embodiment.

[0027] refer to figure 1 with 2 , the high light transmittance in-plane switching LCD includes a plurality of pixels defined by crossing each other with a plurality of gate lines extending in the horizontal direction above the transparent substrate SUB and a plurality of data lines extending in the vertical direction above the transparent substrate SUB area. The first thin film transistor T1 is disposed at one corner of each pixel area, and the second thin film transistor T2 is disposed at the other co...

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Abstract

The present disclosure relates to a high light transmittance in-plane switching liquid crystal display device. The present disclosure suggests a horizontal electric field type liquid crystal display device comprising: a substrate (SUB); a plurality of gate lines (G) disposed in horizontal direction on the substrate; a plurality of data lines (DL) disposed in vertical direction on the substrate; a plurality of pixel area defined by the crossing the plurality of the gate lines and the plurality of the data lines; a first pixel electrode (PXL1) having a plurality of segments arraying with a predetermined distance within the pixel area; a second pixel electrode (PXL2) having a plurality of segments arraying in parallel with the first pixel electrode (PXL1) within the pixel area; and a common electrode (COM) overlapping with the first pixel electrode (PXL1) and the second pixel electrode (PXL2) within the pixel area.

Description

[0001] This application claims the benefit of Korean Patent Application 10-2010-0104590 filed Oct. 26, 2010, which is hereby incorporated by reference for all purposes as if fully set forth herein technical field [0002] The invention relates to an in-plane switching liquid crystal display device with high light transmittance. In particular, the present invention relates to a high light transmittance in-plane switching liquid crystal display device which solves all the problems shown in the horizontal electric field type liquid crystal display device and the fringe field type liquid crystal display device in which The pixel electrode and the common electrode in the device are arranged in the same level plane, and the pixel electrode and the common electrode overlap in the fringe field type liquid crystal display device. Background technique [0003] A liquid crystal display device (ie, "LCD") expresses video data by controlling light transmittance of a liquid crystal layer ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G02F1/1362G02F1/1368G02F1/1343G02F1/133
CPCG02F1/13624G02F2001/134372G02F2201/124G02F1/134363G02F2201/121G02F1/134309G02F1/134372
Inventor 朴承烈卢韶颖
Owner LG DISPLAY CO LTD
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