公开(公告)号：US20240046853A1

公开(公告)日：2024-02-08

申请号：US18119498

申请日：2023-03-09

申请人： Samsung Display Co., Ltd.

发明人： DONGHWAN SHIM ,  KWANGWOO PARK ,  EONJOO LEE ,  JIN-YONG LEE ,  CHEOL JANG ,  YONGSEON JO

IPC分类号： G09G3/32

CPC分类号： G09G3/32 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2310/0278 ,  G09G2310/0267 ,  G09G2310/0275

摘要： A pixel circuit includes a light-emitting element, a write transistor writing a data voltage, a driving transistor generating a driving current based on the data voltage and applying the driving current to the light-emitting element, a first initialization transistor applying a first initialization voltage to a control electrode of the driving transistor, a blocking transistor disposed between the light-emitting element and the driving transistor, a first blocking control transistor including a control electrode connected to the control electrode of the driving transistor, a first electrode receiving a first signal, and a second electrode connected to a control electrode of the blocking transistor, and a second blocking control transistor including a control electrode connected to the control electrode of the driving transistor, a first electrode receiving a second signal, and a second electrode connected to the control electrode of the blocking transistor.