Mischarge detection method, mischarge detection apparatus, and display apparatus

A mischarge detection apparatus, comprising:

• a target sub-pixel acquisition circuit, wherein the target sub-pixel acquisition circuit is configured for acquiring a target sub-pixel that is to be detected, and acquiring a target scanning line, a target data line and a target common electrode line, wherein the target scanning line and the target data line are connected to the target sub-pixel, and the target common electrode line is adjacent to the target sub-pixel;
• a first cutoff circuit, wherein the first cutoff circuit is configured for cutting off a connection between the target sub-pixel and sub-pixels adjacent to the target sub-pixel in a vertical direction;
• a second cutoff circuit, wherein the second cutoff circuit is configured for cutting off a connection between the target sub-pixel and the target data line;
• a welding circuit, wherein the welding circuit is configured for sequentially connecting the target scanning line, the target data line, the target common electrode line, and a pixel electrode of the target sub-pixel;
• a signal acquisition circuit, wherein the signal acquisition circuit is configured for acquiring a scanning signal of the target scanning line from the pixel electrode of the target sub-pixel;
• a status acquisition circuit, wherein the status acquisition circuit is configured for acquiring a mischarge degree of an array substrate according to the scanning signal of the target scanning line;
• and
• a status display circuit, wherein the status display circuit is configured for displaying the mischarge degree of the array substrate.

A display apparatus, comprising a memory, a processor, a computer program and a display panel;

• wherein
• the computer program is stored in the memory and the computer program is configured for running on the processor;
• the display panel comprises a plurality of sub-pixels arranged in an array, and each sub-pixel of the plurality of sub-pixels is defined by intersections of scanning lines and data lines;
• and
• the processor is configured for implementing a mischarge detection method when executing the computer program;
• wherein the mischarge detection method comprises:
• acquiring a target sub-pixel that is to be detected, and acquiring a target scanning line, a target data line and a target common electrode line adjacent to the target sub-pixel, wherein the target scanning line and the target data line are connected to the target sub-pixel, and the target common electrode line is adjacent to the target sub-pixel;
• cutting off a connection between the target sub-pixel and sub-pixels adjacent to the target sub-pixel in a vertical direction;
• cutting off a connection between the target sub-pixel and the target data line;
• sequentially connecting the target scanning line, the target data line, the target common electrode line, and a pixel electrode of the target sub-pixel;
• acquiring a scanning signal of the target scanning line from the pixel electrode of the target sub-pixel;
• acquiring a mischarge degree of an array substrate according to the scanning signal of the target scanning line;
• and
• displaying the mischarge degree of the array substrate.