Liquid crystal display panel and pixel structure thereof
AssigneeAu Optronics Corporation
InventorsYing-Chi Lu, Tsung-Chin Cheng, Chih-Jen Hu
Life of this patent
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Abstract
A pixel structure includes a bright region and a pale region, and the pale region includes a first capacitance coupling region and a second capacitance coupling region. The first capacitance coupling region includes a first coupling capacitor, the second capacitance coupling region includes a second coupling capacitor, and the first coupling capacitor and the second coupling capacitor are connected in parallel.
Claims18
A pixel structure, comprising:
- a substrate comprising a plurality of pixel regions, each of the pixel regions comprising a bright region and a pale region, each of the pale regions comprising a first capacitance coupling region and a second capacitance coupling region;
- a plurality of switching elements, each of the switching elements being disposed in each of the pixel regions respectively;
- a plurality of patterned pixel electrodes, each of the patterned pixel electrodes being disposed in each of the pixel regions respectively and each of the pixel regions comprising a first pixel electrode disposed in the bright region and a second pixel electrode disposed in the pale region, each of the first pixel electrodes being electrically connected to a drain of each of the switching elements in each of the pixel regions;
- a plurality of first coupling capacitors, each of the first coupling capacitors being disposed in each of the first capacitance coupling regions respectively;
- and
- a plurality of second coupling capacitors, each of the second coupling capacitors being disposed in each of the second capacitance coupling regions respectively, and each of the first coupling capacitors being connected in parallel with each of the second coupling capacitors in each of the pale region.
A pixel structure, formed in a pixel region of a substrate, the pixel region comprising a bright region and a pale region, and both the bright region and the pale region comprising a liquid crystal alignment region respectively, the pixel structure comprising:
- a switching element, disposed in the pixel region;
- a first pixel electrode, disposed in the bright region, and electrically connected to the switching element;
- a coupling electrode, disposed in the pale region, electrically connected to the switching element, the coupling electrode having a first coupling electrode portion and a second coupling electrode portion, and the second coupling electrode portion corresponding to the liquid crystal alignment region of the pale region;
- and
- a second pixel electrode, disposed in the pale region, the second pixel electrode and the first coupling electrode portion being coupled as a first coupling capacitor, and the second pixel electrode and the second coupling electrode portion being coupled as a second coupling capacitor.
A liquid crystal display panel, having a plurality of pixel regions, each of the pixel regions comprising a bright region and a pale region, each of the bright regions and each of the pale regions comprising a liquid crystal alignment region respectively, the liquid crystal display panel comprising:
- a first substrate having a plurality of pixel structures, each of the pixel structures being disposed in each of the pixel regions respectively, each of the pixel structure comprising:
- a switching element, disposed in the pixel region;
- a first pixel electrode, disposed in the bright region, and electrically connected to the switching element in the pixel region;
- a coupling electrode, disposed in the pale region, electrically connected to the switching element in the pixel region, the coupling electrode having a first coupling electrode portion and a second coupling electrode portion, and the second coupling electrode portion corresponding to the liquid crystal alignment region of the pale region;
- and
- a second pixel electrode, disposed in the pale region, the second pixel electrode and the first coupling electrode portion being coupled as a first coupling capacitor, and the second pixel electrode and the second coupling electrode portion being coupled as a second coupling capacitor;
- a second substrate, opposite to the first substrate, comprising a plurality of liquid crystal alignment structures, each of the liquid crystal alignment structures corresponding to each of the liquid crystal alignment regions;
- and
- a liquid crystal layer, disposed between the first substrate and the second substrate.
Dependencies are inferred from the claim text.