Display panels and display devices
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- BOE TECHNOLOGY GROUP CO LTD
- Filing Date
- 2026-03-11
- Publication Date
- 2026-06-16
Smart Images
Figure 2026098011000001_ABST
Abstract
Claims
1. It has a first display area and a second display area, the first display area being a base substrate that at least partially surrounds the second display area, A plurality of first pixel circuits arranged in the first display area, a plurality of second pixel circuits arranged with intervals between the plurality of first pixel circuits, and a plurality of first light-emitting elements, A plurality of second light-emitting elements arranged in the second display area, Includes, The light transmittance of the second display area is greater than the light transmittance of the first display area. At least one of the plurality of first pixel circuits is connected to at least one of the plurality of first light-emitting elements, the orthographic projection of the at least one first pixel circuit onto the base substrate at least partially overlaps with the orthographic projection of the at least one first light-emitting element onto the base substrate, and at least one of the plurality of second pixel circuits is connected by a conductive wire to at least one of the plurality of second light-emitting elements. The conductive wire includes a first conductive wire, a second conductive wire, and a third conductive wire. The plurality of second pixel circuits and the plurality of second light-emitting elements are connected by at least one of the first conductive wire, the second conductive wire, and the third conductive wire. Display panel.
2. The first display area includes a first sub-display area and a second sub-display area arranged sequentially along a first direction, and the first sub-display area includes two symmetrical target sub-display areas. The one target sub-display area, the second display area, and the other target sub-display area are arranged sequentially along the second direction. The second display area includes two third sub-display areas arranged symmetrically along the second direction, Each of the third sub-display areas includes k groups of light-emitting elements, each of the light-emitting elements includes multiple adjacent rows of the second light-emitting elements, the first to the kth light-emitting elements are arranged sequentially along the direction toward the other third sub-display area, and k is an integer greater than 0. Each target sub-display area includes k pixel circuit groups corresponding one-to-one to the k light-emitting groups, each pixel circuit group includes multiple adjacent rows of second pixel circuits, the first to the kth pixel circuit groups are arranged sequentially along a direction away from adjacent third sub-display areas, and each second light-emitting element in each light-emitting group is connected to each second pixel circuit in a corresponding pixel circuit group by a first conductive wire, a second conductive wire, and / or a third conductive wire. The display panel according to claim 1.
3. Each of the second light-emitting elements in the first group of light-emitting elements is connected to each of the second pixel circuits in the first group of pixel circuits by the first conductive wire. Each of the second light-emitting elements in the second group of light-emitting elements is connected to each of the second pixel circuits in the second group of pixel circuits by the second conductive wire. Each of the second light-emitting elements in the third group of light-emitting elements is connected to each of the second pixel circuits in the third group of pixel circuits by the third conductive wire. Each of the second light-emitting elements in the fourth group of light-emitting elements is connected to each of the second pixel circuits in the fourth group of pixel circuits by the first conductive wire, the second conductive wire, and the third conductive wire. The display panel according to claim 2.
4. The first conductive wire connected to each of the second light-emitting elements in the first group of light-emitting elements, the second conductive wire connected to each of the second light-emitting elements in the second group of light-emitting elements, and the third conductive wire connected to each of the second light-emitting elements in the third group of light-emitting elements include a first conductive wire segment, a second conductive wire segment, and a third conductive wire segment. One end of the first conductive wire segment is connected to the corresponding second light-emitting element, and the other end of the first conductive wire segment is connected to one end of the second conductive wire segment. The other end of the second conductive wire segment is connected to one end of the third conductive wire segment. The other end of the third conductive wire segment is connected to the corresponding second pixel circuit. The first conductive wire segment and the third conductive wire segment extend along the first direction, the second conductive wire segment extends along the second direction, and the orthographic projection of the second conductive wire segment onto the base substrate at least partially overlaps with the orthographic projection of the second light-emitting element connected to the second conductive wire segment onto the base substrate. The display panel according to claim 3, wherein the second conductive wire segment included in the first conductive wire at least partially overlaps with the second conductive wire segment included in the third conductive wire, the second conductive wire segment included in the first conductive wire does not overlap with the second conductive wire segment included in the second conductive wire, and the second conductive wire segment included in the third conductive wire does not overlap with the second conductive wire segment included in the second conductive wire.
5. The fourth sub-light-emitting group includes two first sub-light-emitting groups, two second sub-light-emitting groups, and two third sub-light-emitting groups arranged symmetrically along the axis of the third sub-display area, each sub-light-emitting group including multiple adjacent rows of the second light-emitting elements, and the first, second, and third sub-light-emitting groups arranged on the same side are sequentially arranged along a direction away from the axis, the axis extending along the second direction, The fourth pixel circuit group includes two first sub-pixel circuit groups that correspond one-to-one with the two first sub-light-emitting groups, two second sub-pixel circuit groups that correspond one-to-one with the two second sub-light-emitting groups, and two third sub-pixel circuit groups that correspond one-to-one with the two third sub-light-emitting groups. Each second light-emitting element in each of the first sub-light-emitting element groups is connected by a first conductive wire to each second pixel circuit in the corresponding first sub-pixel circuit group; each second light-emitting element in each of the second sub-light-emitting element groups is connected by a second conductive wire to each second pixel circuit in the corresponding second sub-pixel circuit group; and each second light-emitting element in each of the third sub-light-emitting element groups is connected by a third conductive wire to each second pixel circuit in the corresponding third sub-pixel circuit group. The display panel according to claim 3.
6. The first conductive wire connected to each second light-emitting element in each of the first sub-light-emitting element groups, the second conductive wire connected to each second light-emitting element in each of the second sub-light-emitting element groups, and the third conductive wire connected to each second light-emitting element in each of the third sub-light-emitting element groups include a fourth conductive wire segment, a fifth conductive wire segment, a sixth conductive wire segment, and a seventh conductive wire segment. One end of the fourth conductive wire segment is connected to the corresponding second light-emitting element, and the other end of the fourth conductive wire segment is connected to one end of the fifth conductive wire segment. The other end of the fifth conductive wire segment is connected to one end of the sixth conductive wire segment. The other end of the sixth conductive wire segment is connected to one end of the seventh conductive wire segment. The other end of the seventh conductive wire segment is connected to the corresponding second pixel circuit. The fifth conductive wire segment and the seventh conductive wire segment extend along the first direction, the sixth conductive wire segment extends along the second direction, and the fourth conductive wire segment is positioned between the row in which the connected second light-emitting element is located and the adjacent row. The fifth conductive wire segment included in the first conductive wire is located within the region where the second to fourth light-emitting element groups are located, the fifth conductive wire segment included in the second conductive wire is located within the region where the third and fourth light-emitting element groups are located, the fifth conductive wire segment included in the third conductive wire is located within the region where the fourth light-emitting element group is located, the sixth conductive wire segment on the side away from the second sub-display area along the axis is located within the second display area away from the second sub-display area, and the sixth conductive wire segment on the side closer to the second sub-display area along the axis is located within the second display area close to the second sub-display area. The display panel according to claim 5.
7. It further contains multiple metal layers, The data cable connected to each of the second pixel circuits is arranged in the same layer as one of the metal layers. The plurality of metal layers include a first gate metal layer, a second gate metal layer, a first source-drain metal layer, and a second source-drain metal layer. The display panel according to claim 2.
8. Along the direction away from the adjacent third sub-display area, in the second pixel circuits from the first to the ith column within each target sub-display area, data cables connected to the second pixel circuits located in odd-numbered columns are located in the same layer as the first gate metal layer, data cables connected to the second pixel circuits located in even-numbered columns are located in the same layer as the second gate metal layer, and data cables connected to the second pixel circuits from the ith to the nth column are located in the same layer as the first source-drain metal layer, where i is an integer greater than 1 and less than n, and n is equal to the total number of columns within each target sub-display area. The display panel according to claim 7.
9. Each data cable connected to the second pixel circuit includes a first data cable segment, a second data cable segment, and a third data cable segment, wherein one end of the first data cable segment is connected to the corresponding metal layer, the other end is connected to one end of the second data cable segment, the other end of the second data cable segment is connected to one end of the third data cable segment, and the other end of the third data cable segment is connected to the second pixel circuit. The second data cable segment extends along the first direction, and the second data cable segment included in the data cable arranged in the same layer as the first gate metal layer, the second data cable segment included in the data cable arranged in the same layer as the second gate metal layer, and the second data cable segment included in the data cable arranged in the same layer as the first source drain metal layer do not overlap each other. Alternatively, the second source-drain metal layer covers the first gate metal layer, the second gate metal layer, and the first source-drain metal layer. The display panel according to claim 8.
10. The display panel according to claim 2, wherein in the second pixel circuit of the same row, the data cable connected to the second pixel circuit located in the first sub-display area is different from the data cable connected to the second pixel circuit located in the second sub-display area.
11. The display panel further includes at least one row of dummy second pixel circuits, the at least one row of dummy second pixel circuits being arranged in the target sub-display area close to the second display area. The display panel according to claim 2.
12. The resolution of the first display area is less than or equal to the resolution of the second display area. The display panel according to claim 1.
13. Each of the first pixel circuits is connected to one of the first light-emitting elements. The orthographic projection of each of the first pixel circuits onto the base substrate at least partially overlaps with the orthographic projection of the connected first light-emitting element onto the base substrate. The display panel according to claim 1.
14. The plurality of first pixel circuits include a plurality of rows of first pixel circuits extending along a first direction, and the plurality of second pixel circuits include a plurality of rows of second pixel circuits extending along a first direction. The aforementioned multiple rows of second pixel circuits are arranged with gaps between the aforementioned multiple rows of first pixel circuits. Between any two adjacent rows of the second pixel circuit, the first pixel circuit is arranged with the same or different number of rows. The display panel according to claim 1.
15. The plurality of first pixel circuits include a plurality of rows of first pixel circuits extending along a second direction, and the plurality of second pixel circuits include a plurality of rows of second pixel circuits extending along a second direction, the second direction intersects with the first direction, The aforementioned multi-row second pixel circuit is arranged with a gap between the multi-row first pixel circuits. The display panel according to claim 1.
16. The second pixel circuit, of which at least one row, includes at least one dummy second pixel circuit located in the first display area, and each of the dummy second pixel circuits is arranged so as not to be electrically connected to a data cable. The display panel according to claim 14.
17. The second pixel circuit and the second light-emitting element have a connection portion, and the conductive wire is connected to the connection portion of the at least one second pixel circuit and to the connection portion of the at least one second light-emitting element, respectively. The display panel according to claim 1.
18. The display panel according to claim 1, wherein the conductive wire is a transparent conductive wire.
19. It includes a light-sensitive sensor and a display panel, The light-sensitive sensor is located within the second display area of the display panel. The display panel has a first display area and a second display area, the first display area includes a base substrate that at least partially surrounds the second display area, a plurality of first pixel circuits arranged in the first display area, a plurality of second pixel circuits arranged at intervals between the plurality of first pixel circuits, and a plurality of first light-emitting elements, and a plurality of second light-emitting elements arranged in the second display area. The light transmittance of the second display area is greater than the light transmittance of the first display area. At least one of the plurality of first pixel circuits is connected to at least one of the plurality of first light-emitting elements, the orthographic projection of the at least one first pixel circuit onto the base substrate at least partially overlaps with the orthographic projection of the at least one first light-emitting element onto the base substrate, and at least one of the plurality of second pixel circuits is connected by a conductive wire to at least one of the plurality of second light-emitting elements. The conductive wire includes a first conductive wire, a second conductive wire, and a third conductive wire. In the display panel, the plurality of second pixel circuits and the plurality of second light-emitting elements are connected by the first conductive wire, the second conductive wire and / or the third conductive wire. A display device characterized by the following features.
20. The display device according to claim 19, wherein the second display area is rectangular or circular, and the area of the orthographic projection of the photosensitive sensor onto the base substrate is less than or equal to the area of the inscribed circle of the second display area.
21. The display device according to claim 19, wherein the light-sensitive sensor is a camera.