US 12,436,636 B2
Touch panel and display device
Shiming Shi, Beijing (CN); Zewen Bo, Beijing (CN); Libin Liu, Beijing (CN); and Song Zhang, Beijing (CN)
Assigned to BOE Technology Group Co., Ltd., Beijing (CN)
Appl. No. 18/698,002
Filed by BOE Technology Group Co., Ltd., Beijing (CN)
PCT Filed Jul. 13, 2023, PCT No. PCT/CN2023/107331
§ 371(c)(1), (2) Date Apr. 2, 2024,
PCT Pub. No. WO2024/022126, PCT Pub. Date Feb. 1, 2024.
Claims priority of application No. 202210883721.6 (CN), filed on Jul. 26, 2022.
Prior Publication US 2024/0427444 A1, Dec. 26, 2024
Int. Cl. G06F 3/041 (2006.01); G06F 3/044 (2006.01)
CPC G06F 3/0412 (2013.01) [G06F 3/0445 (2019.05); G06F 3/041 (2013.01); G06F 3/0443 (2019.05); G06F 2203/04103 (2013.01); G06F 2203/04112 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A touch panel, comprising: a touch display region and a peripheral region surrounding the touch display region, wherein the touch panel comprises:
a substrate;
a light emitting unit on a side of the substrate and in the touch display region;
a first inorganic packaging layer on a side of the light emitting unit facing away from the substrate;
a shielding structure on a side of the first inorganic packaging layer facing away from the substrate and in the touch display region;
a first organic packaging layer on a side of the shielding structure facing away from the substrate;
a second inorganic packaging layer on a side of the first organic packaging layer facing away from the substrate;
a touch electrode on a side of the second inorganic packaging layer facing away from the light emitting unit and in the touch display region,
wherein the touch panel further comprises a planarization layer on a surface of the shielding structure facing away from the substrate.