Liquid crystal display element and pixel structure

Abstract

A pixel structure of liquid crystal display includes a first and a second sub-pixel electrodes, a first and a second data lines, a gate line, and a first and a second transistors. The first and the second sub-pixel electrodes disposed in the first and second sub-pixel areas respectively include at least two display domains at left and right. The first data line is disposed under the interface between two domains of each of the first and second sub-pixel electrodes, and the second data line is disposed under the edges of the first and second sub-pixel electrodes. The gate line is disposed between the first and second sub-pixel areas. The first sub-pixel electrode is controlled by the gate line and the first data line through the first transistor. The second sub-pixel electrode is controlled by the gate line and the second data line through the second transistor.

1 . A liquid crystal display element disposed in a pixel area including a first sub-pixel area and a second sub-pixel area, comprising:
 a first sub-pixel electrode and a second sub-pixel electrode disposed in the first sub-pixel area and the second sub-pixel area respectively, wherein each of the first sub-pixel electrode and the second sub-pixel electrode at least comprises at least two display domains at the left and the right;   a first data line and a second data line, wherein the first data line is disposed at an interface between the two display domains of the first sub-pixel electrode and the second sub-pixel electrode, and the second data line is disposed at the edges of the pixel area;   a gate line disposed between the second sub-pixel area and the first sub-pixel area; and   a first transistor and a second transistor, wherein the first sub-pixel electrode and the second sub-pixel electrode are respectively controlled by the first data line and the second data line through the first transistor and the second transistor;   wherein the first sub-pixel electrode and the second sub-pixel electrode in the first pixel element are respectively driven by a first voltage provided by the first data line and a second voltage provided by the second data line, and the first voltage and the second voltage have opposite polarities, and   wherein each of the first sub-pixel electrode and the second sub-pixel electrode is coupled with two data lines having opposite polarities.   
     
     
         2 . The liquid crystal display element according to  claim 1 , wherein each two display domains of the first sub-pixel electrode and the second sub-pixel electrode correspondingly control tilting directions of liquid crystal molecules which form a contained angle of about 45 degrees with the first data line. 
     
     
         3 . The liquid crystal display element according to  claim 1 , wherein the first sub-pixel electrode and the second sub-pixel electrode are inputted voltages of opposite polarities. 
     
     
         4 . The liquid crystal display element according to  claim 1 , wherein the first sub-pixel electrode and the second sub-pixel electrode are respectively driven by the first voltage and the second voltage, and the second voltage is larger than the first voltage. 
     
     
         5 . The liquid crystal display element according to  claim 1 , wherein each of the first sub-pixel electrode and the second sub-pixel electrode comprises four display domains including a first display domain, a second display domain, a third display domain, and a fourth display domain. 
     
     
         6 . The liquid crystal display element according to  claim 5 , wherein the first display domain and the third display domain of the first sub-pixel electrode are disposed at the left of the first data line, the second display domain and the fourth display domain of the first sub-pixel electrode are disposed at the right of the first data line, and the first data line is disposed at the interface between the first display domain and the second display domain and also disposed at the interface between the third display domain and the fourth display domain. 
     
     
         7 . The liquid crystal display element according to  claim 5 , wherein the first display domain and the third display domain of the second sub-pixel electrode are disposed at the left of the first data line, the second display domain and the fourth display domain of the second sub-pixel electrode are disposed at the right of the first data line, and the first data line is disposed at the interface between the first display domain and the second display domain and also disposed at the interface between the third display domain and the fourth display domain. 
     
     
         8 . The liquid crystal display element according to  claim 5 , wherein four display domains of the first sub-pixel electrode and the four display domains of the second sub-pixel electrode are respectively inputted voltages of opposite polarities. 
     
     
         9 . The liquid crystal display element according to  claim 5 , wherein the total area of the four display domains of the first sub-pixel electrode is larger than that of the four display domains of the second sub-pixel electrode. 
     
     
         10 . The liquid crystal display element according to  claim 5 , wherein the four display domains of the first sub-pixel electrode and that of the second sub-pixel electrode are respectively driven by the first voltage and the second voltage, and the second voltage is larger than the first voltage.