US 11,930,664 B2
Display device with transistors oriented in directions intersecting direction of driving transistor and manufacturing method thereof
Dachao Li, Beijing (CN); Shengji Yang, Beijing (CN); and Chen Xu, Beijing (CN)
Assigned to BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 16/957,605
Filed by BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Aug. 23, 2019, PCT No. PCT/CN2019/102308
§ 371(c)(1), (2) Date Jun. 24, 2020,
PCT Pub. No. WO2021/035415, PCT Pub. Date Mar. 4, 2021.
Prior Publication US 2022/0384550 A1, Dec. 1, 2022
Int. Cl. H10K 59/121 (2023.01); H10K 59/131 (2023.01); H10K 59/12 (2023.01)
CPC H10K 59/1213 (2023.02) [H10K 59/131 (2023.02); H10K 59/1201 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display device, comprising a base substrate and at least one pixel circuit provided on the base substrate, wherein
the pixel circuit comprises a driving transistor, a first transistor, and a second transistor;
the driving transistor comprises a control electrode, a first electrode, and a second electrode, and is configured to control a driving current, flowing through the first electrode of the driving transistor and the second electrode of the driving transistor, for driving a light-emitting element to emit light according to a voltage of the control electrode of the driving transistor;
the first transistor is connected to the control electrode of the driving transistor, and is configured to write a data signal to the control electrode of the driving transistor in response to a first scan signal;
the second transistor is connected to the control electrode of the driving transistor, and is configured to write the data signal to the control electrode of the driving transistor in response to a second scan signal; and
a direction from a first electrode of the first transistor to a second electrode of the first transistor is a first direction, a direction from a first electrode of the second transistor to a second electrode of the second transistor is a second direction, a direction from the first electrode of the driving transistor to the second electrode of the driving transistor is a fourth direction, and
at least one of the first direction and the second direction intersects with the fourth direction, the data signal written to the driving transistor by the first transistor is same as the data signal written to the driving transistor by the second transistor and a third electrode of the first transistor is configured to receive a second power supply voltage.