US 12,223,130 B2
Touch panel and display apparatus
Haofeng Zhang, Langfang (CN); Rui Guo, Langfang (CN); Meng Zhang, Langfang (CN); and Ching Tung Hsu, Langfang (CN)
Assigned to YUNGU (GU'AN) TECHNOLOGY CO., LTD., Langfang (CN)
Filed by Yungu (Gu'an) Technology Co., Ltd., Hebei (CN)
Filed on Nov. 14, 2023, as Appl. No. 18/508,684.
Application 18/508,684 is a continuation of application No. PCT/CN2022/121944, filed on Sep. 28, 2022.
Claims priority of application No. 202210109224.0 (CN), filed on Jan. 28, 2022.
Prior Publication US 2024/0077967 A1, Mar. 7, 2024
Int. Cl. G06F 3/041 (2006.01); G06V 40/13 (2022.01)
CPC G06F 3/0412 (2013.01) [G06V 40/1306 (2022.01)] 20 Claims
OG exemplary drawing
 
1. A touch panel, having a touch region and a fingerprint identification region, and comprising:
a first metal mesh layer, comprising a plurality of touch electrodes disposed in the touch region, a plurality of fingerprint identification electrodes disposed in the fingerprint identification region, and a plurality of first mesh wires, a plurality of first meshes being formed in the first metal mesh layer, each first mesh of the plurality of first meshes being formed by part of the plurality of first mesh wires extended in different directions, and each touch electrode of the plurality of touch electrodes comprising part of the plurality of first meshes;
a second metal mesh layer, comprising a plurality of fingerprint lead wires, wherein each fingerprint lead wire of the plurality of fingerprint lead wires is electrically connected to corresponding one of the plurality of fingerprint identification electrodes; and
a dielectric layer, disposed between the first metal mesh layer and the second metal mesh layer;
wherein the dielectric layer is provided with a plurality of contact holes, and each fingerprint lead wire of the plurality of fingerprint lead wires is electrically connected to corresponding one of the plurality of fingerprint identification electrodes by corresponding one of the plurality of contact holes.