公开(公告)号：US20210064162A1

公开(公告)日：2021-03-04

申请号：US16702992

申请日：2019-12-04

Applicant: Shanghai AVIC OPTO Electronics Co.,Ltd.

Inventor： Guihua YIN ,  Songlin FENG ,  Huanhua ZHI ,  Huihui XIE ,  Qingpeng LIAO

IPC: G06F3/044 ,  H01L27/12

Abstract: Touch display panel, operating method, and a touch display device are provided. The touch display panel includes a base substrate, a plurality of electrode blocks arranged in an array on the base substrate, a first driving unit including a plurality of first pins, a plurality of switch transistors, and a second driving unit including at least a plurality of first sub-pins and a plurality of second sub-pins. Each electrode block is electrically connected to the first driving unit through at least one touch signal line; a drain of at least one first switch transistor is electrically connected to the same first sub-pin through a same first lead; and a drain of at least one second switch transistor is electrically connected to the same second sub-pin through a same second lead.