Electrostatic protection circuit and display panel
AssigneeTcl China Star Optoelectronics Technology Co., Ltd.
InventorYuzhi Li
Life of this patent
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Abstract
The present disclosure provides an electrostatic protection circuit and a display panel, wherein the electrostatic protection circuit includes a first voltage reference unit configured to divide a voltage between an array substrate row driving signal line and a common electrode line once; a second voltage reference unit configured to divide the voltage between the array substrate row driving signal line and the common electrode line twice; and a charge releasing unit that adjusts charge distribution between the array substrate row driving signal line and the common electrode line based on reference voltages provided by the first voltage reference unit and the second voltage reference unit.
Claims19
An electrostatic protection circuit, comprising:
- a first voltage reference unit configured to divide a voltage between an array substrate row driving signal line and a common electrode line for a first time;
- a second voltage reference unit configured to divide the voltage between the array substrate row driving signal line and the common electrode line for a second time;
- a charge releasing unit that adjusts charge distribution between the array substrate row driving signal line and the common electrode line based on reference voltages provided by the first voltage reference unit and the second voltage reference unit,
- wherein the first voltage reference unit, the second voltage reference unit, and the charge releasing unit are connected between the array substrate row driving signal line and the common electrode line, respectively;
- a potential midpoint of the first voltage reference unit is connected to a potential midpoint of the second voltage reference unit;
- and
- at least two reference voltage output terminals of the second voltage reference unit are connected with reference voltage input terminals of the charge releasing unit.
A display panel, comprising an electrostatic protection circuit connected between an array substrate row driving signal line and a common electrode line, wherein the electrostatic protection circuit comprises:
- a first voltage reference unit configured to divide a voltage between the array substrate row driving signal line and the common electrode line for a first time;
- a second voltage reference unit configured to divide the voltage between the array substrate row driving signal line and the common electrode line for a second time;
- a charge releasing unit that adjusts charge distribution between the array substrate row driving signal line and the common electrode line based on reference voltages provided by the first voltage reference unit and the second voltage reference unit,
- wherein the first voltage reference unit, the second voltage reference unit, and the charge releasing unit are connected between the array substrate row driving signal line and the common electrode line, respectively;
- a potential midpoint of the first voltage reference unit is connected to a potential midpoint of the second voltage reference unit;
- and
- at least two reference voltage output terminals of the second voltage reference unit are connected with reference voltage input terminals of the charge releasing unit.
Dependencies are inferred from the claim text.