Display panel and display device

A display device, comprising a photosensitive sensor and a display panel;

• wherein
• the photosensitive sensor is disposed in a second display region of the display panel;
• and the display panel comprises:
• a base substrate comprising a first display region and a second display region, wherein the first display region is at least partially disposed around the second display region;
• a plurality of first pixel circuits, a plurality of second pixel circuits, and a plurality of first light-emitting elements, wherein the plurality of first pixel circuits, the plurality of second pixel circuits, and the plurality of first light-emitting elements are disposed in the first display region, and the plurality of second pixel circuits are disposed at intervals among the plurality of first pixel circuits;
• and
• a plurality of second light-emitting elements disposed in the second display region;
• wherein at least one first pixel circuit of the plurality of first pixel circuits is connected to at least one first light-emitting element of the plurality of first light-emitting elements, an orthographic projection of the at least one first pixel circuit on the base substrate at least partially overlaps an orthographic projection of the at least one first light-emitting element on the base substrate, and at least one second pixel circuit of the plurality of second pixel circuits is connected to at least one second light-emitting element of the plurality of second light-emitting elements by a conductive trace;
• the conductive trace comprises a first conductive trace, a second conductive trace, and a third conductive trace, wherein in the display panel, the plurality of second pixel circuits are connected to the plurality of second light-emitting elements by the first conductive trace, the second conductive trace, and/or the third conductive trace;
• and
• the second display region comprises two third sub-display regions symmetrically arranged in the second direction;
• wherein each of the two third sub-display regions comprises k light-emitting element groups, each of the k light-emitting element groups comprises a plurality of columns of adjacent second light-emitting elements of the plurality of second light-emitting elements, and a first light-emitting element group to a kth light-emitting element group of the k light-emitting element groups are sequentially arranged in a direction going towards another third sub-display region of the two third sub-display regions, k being an integer greater than 0;
• and wherein each of the two symmetrical target sub-display regions comprises k pixel circuit groups in one to one correspondence with the k light-emitting element groups, each of the k pixel circuit groups comprises a plurality of columns of adjacent second pixel circuits of the plurality of second pixel circuits, and a first pixel circuit group to a kth pixel circuit group of the k pixel circuit groups are sequentially arranged in a direction going away from an adjacent third sub-display region;
• and the second light-emitting elements in each light-emitting element group of the k light-emitting element groups are connected to the second pixel circuits in a corresponding pixel circuit group of the k light-emitting element groups by first conductive traces, second conductive traces, and/or third conductive traces in one-to-one correspondence;
• wherein in response to k being 4, the second light-emitting elements in a fourth light-emitting element group of the k light-emitting element groups are connected to the second pixel circuits in a fourth pixel circuit group by one of the first conductive traces, the second conductive traces, and the third conductive traces;
• wherein the fourth light-emitting element group of the k light-emitting element groups comprises two first sub-light-emitting element groups, two second sub-light-emitting element groups, and two third sub-light-emitting element groups symmetrically arranged along an axis of one of the two third sub-display region, wherein each of the two first sub-light-emitting element groups, the two second sub-light-emitting element groups, and the two third sub-light-emitting element groups comprises a plurality of rows of second light-emitting elements adjacent to each other, the first sub-light-emitting element group, the second sub-light-emitting element group, and the third sub-light-emitting element group disposed on a same side are sequentially arranged in a direction going away from the axis, and the axis extends in the second direction;
• and the fourth pixel circuit group comprises two first sub-pixel circuit groups in one-to-one correspondence with the two first sub-light-emitting element groups, two second sub-pixel circuit groups in one-to-one correspondence with the two second sub-light-emitting element groups, and two third sub-pixel circuit groups in one-to-one correspondence with the two third sub-light-emitting element groups;
• wherein the second light-emitting elements in each of the two first sub-light-emitting element groups are connected to the second pixel circuits in a corresponding first sub-pixel circuit group by the first conductive traces in one-to-one correspondence;
• the second light-emitting elements in each of the second sub-light-emitting element groups are connected to the second pixel circuits in a corresponding second sub-pixel circuit group by the second conductive traces in one-to-one correspondence, and the second light-emitting elements in each of the third sub-light-emitting element groups are connected to the second pixel circuit in a corresponding third sub-pixel circuit group by the third conductive traces in one-to-one correspondence.