公开(公告)号：US20210280139A1

公开(公告)日：2021-09-09

申请号：US17193093

申请日：2021-03-05

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoung-Wook KIM ,  Dong In KIM ,  Bong Im PARK ,  Woo Il PARK ,  Yong-Jin SHIN

IPC: G09G3/3291

Abstract: A pixel circuit includes a first pixel including a first switching element including a control electrode connected to a first node, an input electrode receiving a first power voltage and an output electrode connected to a second node, a second switching element including a control electrode receiving a first signal, an input electrode receiving a first data voltage and an output electrode connected to the first node, a first light emitting element including a first electrode connected to the second node and a second electrode receiving a second power voltage, a third switching element including a control electrode receiving a second signal, an input electrode connected to the second node and an output electrode connected to a third node and a fourth switching element including a control electrode receiving a third signal, an input electrode connected to the third node and an output electrode connected to a sensing line.