US 11,923,625 B2
Patch antenna and array antenna comprising same
Jeong Pyo Kim, Suwon-si (KR)
Assigned to ATCODI CO., LTD, Seoul (KR)
Appl. No. 17/610,373
Filed by ATCODI CO., LTD, Seoul (KR)
PCT Filed Jun. 10, 2019, PCT No. PCT/KR2019/006923
§ 371(c)(1), (2) Date Nov. 10, 2021,
PCT Pub. No. WO2020/251064, PCT Pub. Date Dec. 17, 2020.
Prior Publication US 2022/0224012 A1, Jul. 14, 2022
Int. Cl. H01Q 9/04 (2006.01); H01Q 21/08 (2006.01)
CPC H01Q 9/045 (2013.01) [H01Q 21/08 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A patch antenna comprising:
a substrate;
a first radiator disposed on the substrate and having a first shape;
a second radiator disposed on the substrate, being spaced apart from the first radiator at a predetermined distance, and having a second shape; and
a power feeder which supplies a power feed signal to the first radiator,
wherein the first radiator includes:
a first outer peripheral portion formed straight in the horizontal direction and second outer peripheral portions vertically formed from both ends of the first outer peripheral portion,
wherein the second outer peripheral portion includes:
a second-first outer peripheral portion formed straight in the vertical direction;
a second-second outer peripheral portion curved at one end of the second-first outer peripheral portion in the central direction of the first radiator; and
a second-third outer peripheral portion formed straight at one end of the second-second outer peripheral portion in the horizontal direction,
wherein a first via and a second via are formed in an inner space of the second-second outer peripheral portion.