US 11,942,461 B2
Bezel-less display panel, display device, and splice-type display device
Wu Zheng, Hubei (CN); and Zengjian Jin, Hubei (CN)
Assigned to WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Hubei (CN)
Appl. No. 17/051,246
Filed by WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Hubei (CN)
PCT Filed Sep. 11, 2020, PCT No. PCT/CN2020/114641
§ 371(c)(1), (2) Date Oct. 28, 2020,
PCT Pub. No. WO2022/011815, PCT Pub. Date Jan. 20, 2022.
Claims priority of application No. 202010693112.5 (CN), filed on Jul. 17, 2020.
Prior Publication US 2024/0006394 A1, Jan. 4, 2024
Int. Cl. H01L 25/16 (2023.01); H01L 25/075 (2006.01); H01L 27/12 (2006.01); H01L 33/24 (2010.01); H01L 33/62 (2010.01)
CPC H01L 25/167 (2013.01) [H01L 25/0753 (2013.01); H01L 27/124 (2013.01); H01L 33/24 (2013.01); H01L 33/62 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A bezel-less display panel, comprising:
a first display area, a second display area around the first display area, and a third display area around the second display area;
wherein each of the first display area and the second display area is provided with a plurality of subpixel driving thin-film transistors (TFTs), the subpixel driving TFTs in the first display area have a distribution density equal to a distribution density of the subpixel driving TFTs in the second display area, each of the first display area, the second display area, and the third display area is provided with a plurality of light-emitting subpixels, and a distribution density of the light-emitting subpixels in the first display area is greater than that of the light-emitting subpixels in the second display area;
wherein the third display area is not provided with a subpixel driving TFT, some of the subpixel driving TFTs in the second display area are connected to the light-emitting subpixels in the second display area, and the other subpixel driving TFTs in the second display area are connected to the light-emitting subpixels in the third display area through a plurality of metal lines.