US 12,256,499 B2
Driver substrate and display panel
Xi Cheng, Shenzhen (CN)
Assigned to TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., Shenzhen (CN)
Appl. No. 17/296,237
Filed by TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., Shenzhen (CN)
PCT Filed Apr. 20, 2021, PCT No. PCT/CN2021/088377
§ 371(c)(1), (2) Date Oct. 13, 2022,
PCT Pub. No. WO2022/213422, PCT Pub. Date Oct. 13, 2022.
Claims priority of application No. 202110371928.0 (CN), filed on Apr. 7, 2021.
Prior Publication US 2024/0032206 A1, Jan. 25, 2024
Int. Cl. H05K 1/02 (2006.01); H05K 3/28 (2006.01)
CPC H05K 3/28 (2013.01) [H05K 1/028 (2013.01); H05K 2201/10128 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A driver substrate comprising:
a base substrate comprising a first bonding portion; and
a flexible circuit board disposed on a bonding surface of the first bonding portion and bending from the bonding surface to a side of the first bonding portion away from the bonding surface, wherein the flexible circuit board comprises a bent portion, an anti-scratch structure is disposed between the bent portion and the first bonding portion, and the bent portion is attached to the anti-scratch structure;
wherein the anti-scratch structure comprises a base portion and an anti-scratch portion, wherein the base portion and the base substrate are in integral formation with each other, the anti-scratch portion is disposed on a side of the base portion adjacent to the bent portion, the bent portion is attached to the anti-scratch portion, and the anti-scratch portion has an elastic modulus less than an elastic modulus of the base portion.