US 12,355,146 B2
Transparent antenna
Dongjoo You, Seoul (KR); Kangjae Jung, Seoul (KR); Byungwoon Jung, Seoul (KR); Junseok Lee, Seoul (KR); Byeongyong Park, Seoul (KR); and Seongmoon Cho, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Feb. 14, 2023, as Appl. No. 18/168,872.
Claims priority of application No. 10-2022-0020696 (KR), filed on Feb. 17, 2022; and application No. PCT/KR2022/008676 (WO), filed on Jun. 20, 2022.
Prior Publication US 2023/0261367 A1, Aug. 17, 2023
Int. Cl. H01Q 1/32 (2006.01); H01Q 1/12 (2006.01)
CPC H01Q 1/3291 (2013.01) [H01Q 1/1271 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A transparent antenna comprising:
an adhesive layer configured to be attached to glass of a vehicle;
a transparent substrate disposed on the adhesive layer;
an antenna structure layer disposed on the transparent substrate and having a metal mesh structure;
a protective layer disposed on the antenna structure layer; and
a power feeding portion connected to the antenna structure layer,
wherein the power feeding portion comprises:
a substrate;
a first metal layer disposed on a first surface of the substrate;
a first bonding portion disposed on the first metal layer, and electrically connected to a cable;
a second metal layer disposed on a second surface of the substrate;
a second bonding portion disposed on the second metal layer, and electrically connected to a connection portion disposed on the antenna structure layer; and
a first cover layer disposed on an area of the first metal layer in which the first bonding part is not disposed and a second cover layer disposed on an area of the second metal layer in which the second bonding part is not disposed,
wherein at least one of the cover layer or the transparent substrate includes cyclo olefin imide polymer (COP).