Patent ID: 11869429
Assignee: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 14:
15. The display device according to claim 11, wherein the display panel further comprising a plurality of light-emitting control lines and a third driving circuit connected to the plurality of light-emitting control lines;
each light-emitting control line corresponds to one row of pixel circuits, and each pixel circuit further comprises a third switch transistor and a fourth switch transistor;
a first electrode of the third switch transistor is connected to the first power supply voltage end, a second electrode of the third switch transistor is connected to the first electrode of the driving transistor, and a gate electrode of the third switch transistor is connected to the light-emitting control line;
a first electrode of the fourth switch transistor is connected to the second electrode of the driving transistor, a second electrode of the fourth switch transistor is connected to an anode of a light-emitting device, and a gate electrode of the fourth switch transistor is connected to the light-emitting control line; and
the third driving circuit is configured to output light-emitting control signals to each row of pixel circuits in sequence by means of the plurality of light-emitting control lines.