US 12,446,421 B2
Display panel, method for manufacturing the same, and display device
Kaipeng Sun, Beijing (CN); Weiyun Huang, Beijing (CN); Binyan Wang, Beijing (CN); and Chao Wu, Beijing (CN)
Assigned to CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Filed by CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Filed on Dec. 26, 2023, as Appl. No. 18/396,485.
Application 18/396,485 is a continuation in part of application No. 17/280,364, granted, now 11,968,864, previously published as PCT/CN2020/090539, filed on May 15, 2020.
Prior Publication US 2024/0130183 A1, Apr. 18, 2024
Int. Cl. H10K 59/131 (2023.01); H10K 59/12 (2023.01); H10K 59/121 (2023.01); H10K 59/123 (2023.01); H10K 59/65 (2023.01)
CPC H10K 59/131 (2023.02) [H10K 59/1201 (2023.02); H10K 59/121 (2023.02); H10K 59/123 (2023.02); H10K 59/65 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display panel, comprising a first pixel region and a second pixel region, wherein a pixel density of the second pixel region is lower than a pixel density of the first pixel region;
the second pixel region comprises a plurality of pixel units arranged in array; each of the plurality of pixel units comprises a plurality of sub-pixels arranged in the first direction, the sub- pixel comprises a sub-pixel driver circuit, and a first signal line pattern to a fifth signal line pattern coupled to the sub-pixel driver circuit;
and a plurality of electrical connection structures are arranged between two sub-pixels that are closest to each other and belong respectively to two adjacent pixel units;
wherein the two sub-pixels are connected through at least one of the plurality of electrical connection structures, and the plurality of electrical connection structures comprise a first electrical connection layer, a second electrical connection layer and a third electrical connection layer disposed in different layers;
the first electrical connection layer comprises a first electrical connection element and a second electrical connection element, and there is a first gap between the first electrical connection element and the second electrical connection element; the first electrical connection element is coupled to the first signal line pattern, and the second electrical connection element is coupled to the second signal line pattern;
the second electrical connection layer comprises a third electrical connection element and at least one fourth electrical connection element, and there is a second gap between the third electrical connection element and the fourth electrical connection element that are adjacent; the third electrical connection element is coupled to the third signal line pattern, the at least one fourth electrical connection element is coupled to the fourth signal line patterns;
the third electrical connection layer is coupled to the fifth signal line pattern, the fifth signal line pattern is used to transmit a fifth signal with a fixed electrical potential, and an orthographic projection of the third electrical connection layer onto a substrate of the display panel covers at least part of an orthographic projection of the first gap onto the substrate and at least part of an orthographic projection of the second gap onto the substrate.