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Liquid crystal display device

A technology for liquid crystal display devices and substrates, which is applied to optics, instruments, electrical components, etc., can solve the problems of inability to effectively increase the storage capacitance value, and achieve the effect of large storage capacitance value and reduced distance.

Active Publication Date: 2010-07-14
INESA DISPLAY MATERIALS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Therefore, when the two have the same area S, the storage capacitance value Cs between the two is approximately the same, that is, using Figure 4 method, cannot effectively increase the value of the storage capacitor

Method used

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  • Liquid crystal display device
  • Liquid crystal display device
  • Liquid crystal display device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0054] Figure 5 is a schematic diagram of the structure of the array substrate in the first embodiment of the present invention, Image 6 is along Figure 5 The cross-sectional view of line C'-C in the middle.

[0055] Please refer to Figure 5 with Image 6 The liquid crystal display device of this embodiment includes a first substrate, a second substrate and a liquid crystal layer 64 sandwiched between the two substrates, which are oppositely arranged, and a plurality of pixel regions are formed on the first substrate and the second substrate. Wherein, the first substrate includes an insulating substrate 50 on which gate lines 51 , data lines 54 , TFT switching elements 53 and pixel electrodes 56 are formed. The second substrate includes an insulating substrate 60 on which there is a black matrix 61 , a color resist layer 62 , which are red, green and blue pigments, a planarization layer 63 and a common electrode 66 . A columnar spacer 65 is formed in the pixel area of...

Embodiment 2

[0063] Figure 8 is a schematic diagram of the structure of the array substrate in the second embodiment of the present invention, Figure 9 is along Figure 8 Sectional view of line D'-D in middle.

[0064] Please refer to Figure 8 with Figure 9 , The liquid crystal display device of this embodiment includes a first substrate, a second substrate and a liquid crystal layer 84 sandwiched between the two substrates, and a plurality of pixel regions are formed on the first substrate and the second substrate. Wherein, the first substrate includes an insulating substrate 70 on which gate lines 71 , data lines 74 , TFT switching elements 73 and pixel electrodes 76 are formed. The second substrate includes an insulating substrate 80 on which there is a black matrix 81 , a color resist layer 82 , which are red, green and blue pigments, a planarization layer 83 and a common electrode 86 . For each pixel area, a columnar spacer 85 is formed on the second substrate, and a floating...

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Abstract

The invention relates to a liquid crystal display (LCD) device which comprises a first substrate and a second substrate arranged opposite to each other; a plurality of pixel regions are formed on the first substrate and the second substrate; a grid metal layer, a data metal layer and a pixel electrode are formed in sequence on the first substrate; a common electrode is formed on the surface of the second substrate; columnar gap bodies are formed in the pixel regions of the second substrate; wherein, floating metal electrodes corresponding to the columnar gap bodies are formed in the pixel regions of the first substrate; and the floating metal electrodes are formed in the grid metal layer or the data metal layer. The LCD device can reduce the distance between the pixel electrode and the common electrode, and increase the storage capacitance value.

Description

technical field [0001] The invention relates to a liquid crystal display device, in particular to a liquid crystal display device with increased storage capacitance. Background technique [0002] A thin film transistor liquid crystal display (TFT-LCD) is currently the most widely used type of flat panel display, which has the advantages of low power, thin shape, light weight, and low voltage drive. The thin film transistor liquid crystal display is mainly composed of a first substrate (array substrate), a second substrate (color filter substrate) and a liquid crystal layer. figure 1 is a schematic structural diagram of an existing array substrate with storage capacitor electrodes, figure 2 is along figure 1 The cross-sectional view of line A'-A in the middle. Please also see figure 1 with figure 2 , the first substrate includes an insulating substrate 10 on which a gate 11 , a data line 14 , a TFT switching element 13 , a storage capacitor electrode line 112 and a pix...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G02F1/1362H01L27/12H01L21/84
Inventor 高孝裕
Owner INESA DISPLAY MATERIALS