Patent ID: 11869424
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A display panel, comprising a display area, wherein
the display area comprises a low pixel density area and a high pixel density area, and the low pixel density area is provided with a pixel driving circuit,
wherein the pixel driving circuit comprises:
a plurality of driving transistors, wherein each driving transistor has a first terminal connected to a first power terminal, a second terminal connected to a first node, and a control terminal connected to a second node, and is configured to input current to the first node under the effect of a voltage at the second node, wherein
a pixel density of the high pixel density area is n times a pixel density of the low pixel density area, and the pixel driving circuit in the high pixel density area has the same architecture as the pixel driving circuit in the low pixel density area;
the pixel driving circuit in the high pixel density area comprises m driving transistors, and the pixel driving circuit in the low pixel density area comprises X driving transistors, where m is a positive integer, and X is a positive integer less than or equal to n2m and greater than n2m−1, or X is a positive integer greater than or equal to n2m and less than n2m+1;
in the high pixel density area, a capacitor in the pixel driving circuit has a capacitance value of p, and in the low pixel density area, a capacitor in the pixel driving circuit capacitor has a capacitance value of n2p; and
the driving transistor in the high pixel density area has the same size as the driving transistor in the low pixel density area.