Patent ID: 11957008
Assignee: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 17:
18. A display device comprising a display substrate,
wherein the display substrate comprises:
a base substrate, and
a plurality of sub-pixels on the base substrate,
wherein each of the plurality of sub-pixels comprises a pixel circuit for driving a light emitting element to emit light; pixel circuits of the plurality of sub-pixels are distributed in a plurality of columns in a first direction and a plurality of rows in a second direction;
the pixel circuit comprises a drive sub-circuit, a data write sub-circuit, a compensation sub-circuit and a storage sub-circuit;
the drive sub-circuit comprises a control terminal, a first terminal and a second terminal, and the drive sub-circuit is configured to be coupled with the light emitting element and control a drive current flowing through the light emitting element;
the data write sub-circuit comprises a control terminal, a first terminal and a second terminal, the control terminal of the data write sub-circuit is configured to receive a first scanning signal, the first terminal of the data write sub-circuit is configured to receive a data signal, the second terminal of the data write sub-circuit is electrically connected with the drive sub-circuit, and the data write sub-circuit is configured to write the data signal into the first terminal of the drive sub-circuit in response to the first scanning signal;
the compensation sub-circuit comprises a control terminal, a first terminal and a second terminal, the control terminal of the compensation sub-circuit is configured to receive a second scanning signal, the first terminal and the second terminal of the compensation sub-circuit are respectively electrically connected with the control terminal and the second terminal of the drive sub-circuit, and the compensation sub-circuit is configured to perform threshold compensation on the drive sub-circuit in response to the second scanning signal;
the storage sub-circuit is electrically connected with the control terminal of the drive sub-circuit and a first voltage terminal and the storage sub-circuit is configured to store the data signal; the storage sub-circuit comprises a storage capacitor, a first capacitor electrode of the storage capacitor is coupled with the first voltage terminal, and a second capacitor electrode is coupled with the control terminal of the drive sub-circuit;
the plurality of sub-pixels comprise a first sub-pixel and a second sub-pixel directly adjacent to each other in the second direction, and the first capacitor electrode in the first sub-pixel and the first capacitor electrode in the second sub-pixel are arranged in a same layer and are spaced apart from each other.