Current detection device and display device

A current detection device, comprising:

• a plurality of detection circuits;
• wherein the detection circuits each is connected to a respective one of detection lines in a display panel;
• and
• the detection circuit comprises:
• a feedback compensation circuit;
• and
• a current detection circuit;
• wherein:
• a first end of the feedback compensation circuit is electrically connected with a predetermined power line in the display panel;
• a second end of the feedback compensation circuit is electrically connected with a first end of the current detection circuit;
• the feedback compensation circuit is configured to:
• generate a noise inversion signal by inverting a noise AC signal generated on the predetermined power line in the display panel;
• and
• provide the noise inversion signal to the first end of the current detection circuit;
• the first end of the current detection circuit is electrically connected with the respective one detection line in the display panel;
• a second end of the current detection circuit is electrically connected with a reference voltage end;
• an output end of the current detection circuit is electrically connected with a signal output end;
• and
• the current detection circuit is configured to output a detection signal to the signal output end according to the noise inversion signal, a signal on the detection line and a signal of the reference voltage end.