Display panel and display device
AssigneeShenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
InventorBaolin Chi
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Abstract
The present application discloses a display panel and a display device. The display panel includes a plurality of pixel electrodes and a common electrode arranged correspondingly, and a plurality of light shielding electrodes, by opening holes on the common electrode corresponding to the light-shielding electrode or adjust a preset voltage on the light-shielding electrode, a vertical electric field is formed between the common electrode and the corresponding light-shielding electrode, which hinders a lateral movement of impurity ions and relieves a problem of line residue of currently LCD panels.
Claims16
A display panel, comprising:
- a first substrate, a second substrate disposed opposite to the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate, wherein the display panel further comprises:
- a plurality of pixel electrodes disposed in an array on a side of the first substrate facing the second substrate, wherein adjacent pixel electrodes are disposed with intervals;
- a plurality of light shielding electrodes disposed in a same layer as the plurality of pixel electrodes, wherein each light-shielding electrode is correspondingly arranged in the interval;
- and
- a common electrode disposed on a side of the second substrate facing the first substrate;
- wherein an edge of the first substrate is provided with a binding terminal, the plurality of light shielding electrodes are electrically connected to the binding terminal, and the binding terminal is configured to provide a preset voltage to the plurality of light shielding electrodes to form electric field between the common electrode and the corresponding light-shielding electrode;
- wherein the preset voltage of the light-shielding electrode is equal to a voltage of the common electrode, and the common electrode is provided with an opening in a region opposite to the light-shielding electrode to form a vertical electric field between the common electrode and the corresponding light-shielding electrode.
A display device comprising a display panel, and a backlight module disposed opposite to the display panel, wherein the display panel comprises a first substrate, a second substrate disposed opposite to the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate, and wherein the display panel further comprises:
- a plurality of pixel electrodes disposed in an array on a side of the first substrate facing the second substrate, wherein adjacent pixel electrodes are disposed with intervals;
- a plurality of light shielding electrodes disposed in a same layer as the plurality of pixel electrodes, wherein each light-shielding electrode is correspondingly arranged in the interval;
- and
- a common electrode disposed on a side of the second substrate facing the first substrate;
- wherein an edge of the first substrate is provided with a binding terminal, the plurality of light-shielding electrode are electrically connected to the binding terminal, and the binding terminal is configured to provide a preset voltage to the plurality of light shielding electrodes to form electric field between the common electrode and the corresponding light-shielding electrode;
- wherein the preset voltage of the light-shielding electrode is equal to a voltage of the common electrode, and the common electrode is provided with an opening in a region opposite to the light-shielding electrode to form a vertical electric field between the common electrode and the corresponding light-shielding electrode.
Dependencies are inferred from the claim text.