US 12,244,747 B2
Cover and electronic device
Chien-Ming Lee, Shenzhen (CN); Bin Yu, Shanghai (CN); Hanyang Wang, Reading (GB); Yuchan Yang, Shanghai (CN); Qiuchun Sheng, Shanghai (CN); Lizhong Huang, Dongguan (CN); and Wenjun Chen, Wuhan (CN)
Assigned to Huawei Technologies Co., Ltd., Shenzhen (CN)
Appl. No. 17/756,271
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
PCT Filed Nov. 4, 2020, PCT No. PCT/CN2020/126464
§ 371(c)(1), (2) Date May 20, 2022,
PCT Pub. No. WO2021/098511, PCT Pub. Date May 27, 2021.
Claims priority of application No. 201911143874.1 (CN), filed on Nov. 20, 2019.
Prior Publication US 2022/0417350 A1, Dec. 29, 2022
Int. Cl. H04M 1/02 (2006.01); H01Q 1/22 (2006.01); H01Q 1/24 (2006.01); H01Q 1/42 (2006.01)
CPC H04M 1/026 (2013.01) [H01Q 1/2266 (2013.01); H01Q 1/243 (2013.01); H01Q 1/425 (2013.01); H04M 1/0283 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A cover, applied to an electronic device, wherein the cover comprises:
a cover body, wherein a material of the cover body is an insulating material; and
a first line layer, wherein a material of the first line layer is a conductive material, the first line layer is completely built into the cover body, a form of the first line layer implements a radiator, and the first line layer is coupled to a radio frequency transceiver circuit of the electronic device; and
wherein the first line layer comprises a plurality of first conducting wires and a plurality of second conducting wires, the plurality of first conducting wires are arranged at intervals in a first direction, the plurality of second conducting wires are arranged at intervals in a second direction, the plurality of first conducting wires and the plurality of second conducting wires intersect each other, the first direction is different from the second direction, a width of each of first conducting wire of the plurality of first conducting wires, and of each second conducting wire of the plurality of second conducting wires, is less than or equal to 50 micrometers, a distance between two adjacent first conducting wires of the plurality of first conducting wires is greater than or equal to 50 micrometers, and a distance between two adjacent second conducting wires of the plurality of second conducting wires is greater than or equal to 50 micrometers;
wherein the cover body comprises a baseboard and a first protective layer, a plurality of first grooves and a plurality of second grooves extend in a same side of the baseboard, the plurality of first grooves are arranged at intervals in the first direction, the plurality of second grooves are arranged at intervals in the second direction, the plurality of first grooves and the plurality of second grooves intersect each other, the plurality of first conducting wires are disposed in the plurality of first grooves in a one-to-one correspondence, the plurality of second conducting wires are disposed in the plurality of second grooves in a one-to-one correspondence, the first protective layer is fastened on the baseboard, the first protective layer is on a same side of the baseboard as the plurality of first grooves, and the first protective layer covers the plurality of first conducting wires and the plurality of second conducting wires;
wherein the cover further comprises:
a first ink layer disposed on a surface of the cover body, the first ink layer being located on a side of the first line layer; and
a second ink layer completely built into the cover body, the second ink layer being stacked on a surface of the first line layer that faces away from the first ink layer, and a color of the second ink layer and a color of the first ink layer belonging to a same color system.