公开(公告)号：US20230120335A1

公开(公告)日：2023-04-20

申请号：US17914192

申请日：2021-10-28

申请人： Chengdu BOE Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

发明人： Changlong YUAN ,  Yingsong XU ,  Xiaoxiao WANG

IPC分类号： G09G3/325 ,  G09G3/20 ,  G09G3/36

摘要： A pixel circuit, a driving method thereof, a display panel and a display apparatus are provided. The pixel circuit includes a light-emitting element, a first voltage terminal, a data signal line, a light emission control sub-circuit, and a photoelectric sensing sub-circuit. The light emission control sub-circuit is connected with the first voltage terminal, the data signal line and the light-emitting element. The photoelectric sensing sub-circuit is connected with the first voltage terminal and the data signal line.

公开(公告)号：US20240257755A1

公开(公告)日：2024-08-01

申请号：US18695638

申请日：2023-07-31

申请人： CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD. ,  Beijing BOE Technology Development Co., Ltd.

发明人： Changlong YUAN ,  Baoxi WANG ,  Jingyi FENG ,  Li ZHU ,  Zhenhua ZHANG ,  Xilei CAO ,  Wulin SHEN ,  Xiaoxiao WANG ,  Yao HU ,  Zhen LIU ,  Mengmeng DU

IPC分类号： G09G3/3233

CPC分类号： G09G3/3233 ,  G09G2300/0842 ,  G09G2310/061 ,  G09G2310/08 ,  G09G2320/0233

摘要： A pixel circuit, a driving method, and a display device are provided. The pixel circuit includes a light emitting element, a driving circuit, a first energy storage circuit, a first setting circuit, a second setting circuit and a light emitting control circuit. The first setting circuit controls to connect the first setting voltage terminal and the first node under the control of the first control signal provided by the first control terminal; the second setting circuit controls to connect the second setting voltage terminal and the second terminal of the first energy storage circuit under the control of the second control signal provided by the second control terminal.