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Multi-field vertical assigned LCD panel

A liquid crystal display panel, vertical alignment technology, used in transistors, static indicators, optics, etc., can solve the problems of color shift, insufficient color saturation, brightness changes, etc., and achieve the effect of reducing the range of changes and improving the display quality.

Active Publication Date: 2011-03-30
INNOLUX CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In other words, when the viewing angle changes, the brightness displayed by the multi-domain vertical alignment liquid crystal display will change, which will lead to color shift and insufficient color saturation.

Method used

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  • Multi-field vertical assigned LCD panel
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  • Multi-field vertical assigned LCD panel

Examples

Experimental program
Comparison scheme
Effect test

no. 1 example

[0055] FIG. 1A is a schematic cross-sectional view of a pixel unit according to the first preferred embodiment of the present invention, and FIG. 1B is a schematic circuit diagram of the pixel unit according to the first preferred embodiment of the present invention. Please refer to FIG. 1A and FIG. 1B at the same time. The multi-domain vertical alignment liquid crystal display panel includes an active element array substrate 1300, an opposing substrate 1100 and a liquid crystal layer 1200, wherein the liquid crystal layer 1200 is disposed between the active element array substrate 1300 and the opposing between the substrates 1100 . In addition, the opposite substrate 1100 includes a first substrate 1110 and a common electrode layer 1120 disposed on the surface of the first substrate 1110 , wherein the common electrode layer 1120 faces the active device array substrate 1300 .

[0056] The active device array substrate 1300 has a plurality of scanning wirings 1314, a plurality ...

no. 2 example

[0063] FIG. 2 is a schematic circuit diagram of a pixel unit according to a second preferred embodiment of the present invention. Please refer to FIG. 2, the content of FIG. 2 is similar to that of FIG. 1B, the difference is that in the pixel unit 200 of the second embodiment, the second pixel electrode 2330b is electrically connected to the active element 1316 via a resistive element 2318 . It is worth noting that the circuit symbol shown by reference numeral 2318 is a transistor, but reference numeral 2318 may also be a circuit symbol representing a resistor or other components capable of generating a voltage drop. In addition, the first pixel electrode 2330a is directly electrically connected to the active device 1316 .

[0064] As described in the first embodiment, the first pixel electrode 2330a corresponds to the position of the first domain group I, and the second pixel electrode 2330b corresponds to the position of the second domain group II, so it is applied to the p...

no. 3 example

[0073] FIG. 3 is a schematic cross-sectional view of a pixel unit according to a third preferred embodiment of the present invention. Please refer to FIG. 3 , the third embodiment is similar to the first embodiment, the difference is that the pixel electrode 3320 of the third embodiment is not divided, but on the pixel electrode 3320 corresponding to the position of the second field group II A dielectric layer 3330 is configured. In more detail, compared with the pixel electrode 3320, the dielectric layer 3330 has a higher dielectric constant, so the liquid crystal layer 1200 applied to the position of the second field group II is different from the liquid crystal layer 1200 applied to the position of the first field group I. The effective voltages of the liquid crystal layer 1200 at different positions are different.

[0074] As mentioned above, the material of the dielectric layer 3330 is, for example, resin material or other dielectric materials, and the pixel electrode 33...

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Abstract

The invention discloses a multi-domain vertical alignment of liquid crystal display panels, which include an active element array substrate, a facing substrate and a liquid crystal layer. The active element array substrate has a number of pixel units. The liquid crystal layer is installed between the active element array substrate and the facing substrate. In particular, each pixel on the LCD modules is divided into groups in many areas, and each group includes all kinds of areas, and each area to provide the group an effective liquid crystal layer voltage differences. Based on the above, thepresent invention can reduce the brightness changes with the perspective of the extent of those changes.

Description

technical field [0001] The present invention relates to a display, and in particular to a multi-domain vertical alignment liquid crystal display. Background technique [0002] As the demand for displays is increasing day by day, the industry is fully committed to the development of related displays. Among them, the cathode ray tube (cathode ray tube, CRT) has been monopolizing the display market for many years because of its excellent display quality and technological maturity. However, due to the rise of the concept of green environmental protection, the characteristics of large energy consumption and large radiation, and the limited space for flat products, it cannot meet the market's requirements for lightness, thinness, shortness, smallness, beauty and low consumption. Power Market Trends. Therefore, thin film transistor liquid crystal displays (thin film transistor liquid crystal displays, TFT-LCDs), which have superior characteristics such as high image quality, good...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G02F1/136G02F1/133H01L29/786
Inventor 李汪洋许哲铭许英豪谢明峰谢志勇何宜霖
Owner INNOLUX CORP