ARRAY SUBSTRATE AND LIQUID CRYSTAL DISPLAY PANEL

摘要

The present invention discloses an array substrate and liquid crystal display panel, wherein in the array substrate, each pixel unit includes a first pixel electrode, a second pixel electrode and a third pixel electrode; and each pixel unit includes a first control circuit and a second control circuit; the first control circuit affects first pixel electrode to make first pixel electrode in a state corresponding to displaying a black image in 3D display mode; the second control circuit affects second pixel electrode to change the voltage of second pixel electrode. As such, the present invention can reduce color difference at large viewing angle, improve opening ratio in 2D mode, reduce signal cross-talk in 3D mode, and reduce the number of data line drivers to reduce the cost.

主权项

1. An array substrate, which comprises: a plurality of first scan lines, a plurality of second scan lines, a plurality of third scan lines, a plurality of data lines, a plurality of pixel units, arranged in matrix form, and a common electrode for inputting a common voltage;
wherein the each pixel unit corresponding to a first scan line, a second scan line, a third scan line and a data line; each pixel unit further comprising a first pixel electrode, a second pixel electrode, a third pixel electrode, and a first switch, a second switch and a third switch controlling the first pixel electrode, the second pixel electrode and the third pixel electrode respectively; each pixel unit further comprising a first control circuit and a second control circuit; the data line corresponding to the pixel unit being connected through the first switch, the second switch and the third switch to the first pixel electrode, the second pixel electrode and the third pixel electrode respectively for providing data signal; the first switch, the second switch and the third switch being conductive when the first scan line corresponding to the pixel unit inputting a first scan signal; the first control circuit being connected to the common electrode; the first control circuit affecting the first pixel electrode of the pixel unit when the second scan line corresponding to the pixel unit inputting a second scan signal so that a zero voltage difference existing between the first pixel electrode and the common electrode to make the first pixel electrode in a state corresponding to displaying a black image; the second circuit being connected to the common electrode; the second control circuit affecting the second pixel electrode of the pixel unit when the third scan line corresponding to the pixel unit inputting a third scan signal to change the voltage of the second pixel electrode; wherein in 2D display mode, the first pixel electrode, the second pixel electrode and the third pixel electrode being in a state corresponding to displaying a 2D image under the effect of first scan line and the data line corresponding to the pixel unit; the first control circuit controlling the first pixel electrode of the pixel unit to be in a state corresponding to displaying a 2D image when the second scan line corresponding to the pixel unit inputting the fourth scan signal, then the third scan line corresponding to the pixel unit inputting the third scan signal to control the second control circuit to affect the second pixel electrode of the second pixel unit, the voltage of the second pixel electrode changing under the effect of the second control circuit so that the second pixel electrode of the pixel unit having respective non-zero voltage difference with the first pixel electrode and the third pixel electrode; in 3D display mode, the second scan line corresponding to the pixel unit inputting the second scan signal to control the first control circuit to affect the first pixel electrode, the second pixel electrode and the third pixel electrode of the pixel unit to be in a state corresponding to displaying a 3D image under the effect of the first scan line and the data line corresponding to the pixel unit; the first pixel electrode being in a state corresponding to displaying a black image under the effect of the first control circuit, then the third scan line corresponding to the pixel unit inputting the third scan signal to control the second control circuit to affect the second pixel electrode of the pixel unit, the voltage of the second pixel electrode changing under the effect of the second control circuit so that the second pixel electrode of the pixel unit having a non-zero voltage difference with the third pixel electrode.