US 12,283,649 B2
Display panel, manufacturing method thereof, and display device
Weiyun Huang, Beijing (CN); Jianchang Cai, Beijing (CN); Xingliang Xiao, Beijing (CN); Yao Huang, Beijing (CN); Yuanyou Qiu, Beijing (CN); and Zhong Lu, 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. 21, 2021, as Appl. No. 17/645,335.
Application 17/645,335 is a continuation of application No. 17/613,173, previously published as PCT/CN2021/098115, filed on Jun. 3, 2021.
Claims priority of application No. 202010511600.X (CN), filed on Jun. 8, 2020.
Prior Publication US 2022/0115573 A1, Apr. 14, 2022
Int. Cl. H01L 33/62 (2010.01); H01L 25/075 (2006.01); H01L 25/16 (2023.01); H01L 27/15 (2006.01); H01L 33/00 (2010.01); H05B 45/30 (2020.01)
CPC H01L 33/62 (2013.01) [H01L 27/156 (2013.01); H01L 33/005 (2013.01); H01L 2933/0066 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A display panel, comprising a first region and a second region, wherein the second region comprises a driving circuitry layer and a first light-emitting unit located on a base substrate, the first region comprises a plurality of second light-emitting units located on the base substrate, the plurality of second light-emitting units is electrically coupled to the driving circuitry layer through a transparent conductive layer, the transparent conductive layer comprises at least two conductive sub-layers laminated one on another and insulated from each other, each of the conductive sub-layers comprises at least one transparent conductive line, each of the at least one transparent conductive line is coupled to a corresponding one of the plurality of second light-emitting units, and an orthogonal projection of part of each one of the plurality of second light-emitting units onto the base substrate does not overlap an orthogonal projection of a driving circuitry for driving the part of each one of the plurality of second light-emitting units to emit light in the driving circuitry layer onto the base substrate;
wherein the at least two conductive sub-layers comprise a first conductive sub-layer and a second conductive sub-layer, and the display panel further comprises a source/drain electrode layer, wherein the source/drain electrode layer, the first conductive sub-layer, and the second conductive sub-layer are laminated one on another in a direction away from the base substrate;
wherein the second region comprises a first display region and a second display region, a resolution of the first display region is higher than a resolution of the second display region, and the driving circuitry for driving the second light-emitting unit to emit light is located in the second display region;
wherein the driving circuitry layer comprises a first driving circuitry and a second driving circuitry, the first driving circuitry is electrically coupled to the first light-emitting unit located in the second display region, and the second driving circuitry is electrically coupled to each of the plurality of second light-emitting units through a corresponding one of the at least one transparent conductive line;
wherein the source/drain electrode layer at the first region is connected to the second driving circuitry at the second region through a wiring region at an edge of the first region.