US 12,223,150 B2
Touch panel, preparation method therefor, and display device
Dalin Xiang, Beijing (CN); and Zewen Bo, Beijing (CN)
Assigned to BOE Technology Group Co., Ltd., Beijing (CN)
Filed by BOE Technology Group Co., Ltd., Beijing (CN)
Filed on Aug. 9, 2023, as Appl. No. 18/447,284.
Application 18/447,284 is a continuation of application No. 17/761,208, granted, now 11,762,522, previously published as PCT/CN2021/094793, filed on May 20, 2021.
Claims priority of application No. 202010476604.9 (CN), filed on May 29, 2020.
Prior Publication US 2023/0393698 A1, Dec. 7, 2023
Int. Cl. G06F 3/044 (2006.01)
CPC G06F 3/0446 (2019.05) [G06F 3/0443 (2019.05); G06F 2203/04102 (2013.01); G06F 2203/04103 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A touch panel, comprising a substrate, a plurality of first touch electrodes provided at intervals and a plurality of second touch electrodes provided at intervals on a same layer on the substrate, wherein the first touch electrodes and the second touch electrodes are insulated from each other, and a plurality of grooves are further provided on the substrate, and an orthographic projection of the first touch electrodes and the second touch electrodes on the substrate does not overlap with an orthographic projection of the grooves on the substrate; and
the touch panel further comprises an encapsulation layer and a buffer layer, and the encapsulation layer and a second buffer layer are filled in the grooves.