US 12,206,160 B2
Antenna stack structure
Byung Jin Choi, Incheon (KR); Han Sub Ryu, Gyeongsangbuk-do (KR); and Jae Hyun Lee, Gyeonggi-do (KR)
Assigned to DONGWOO FINE-CHEM CO., LTD., Jeollabuk-do (KR)
Filed by DONGWOO FINE-CHEM CO., LTD., Jeollabuk-do (KR)
Filed on Jan. 19, 2023, as Appl. No. 18/098,800.
Application 18/098,800 is a continuation of application No. PCT/KR2021/009257, filed on Jul. 19, 2021.
Claims priority of application No. 10-2020-0092579 (KR), filed on Jul. 24, 2020.
Prior Publication US 2023/0163446 A1, May 25, 2023
Int. Cl. H01Q 1/24 (2006.01); H01Q 1/48 (2006.01); H01Q 9/04 (2006.01)
CPC H01Q 1/243 (2013.01) [H01Q 1/48 (2013.01); H01Q 9/0407 (2013.01)] 11 Claims
OG exemplary drawing
 
1. An antenna stack structure, comprising:
an antenna substrate layer including a pad area and a radiation area;
an antenna unit disposed on one surface of the antenna substrate layer, the antenna unit comprising a radiator disposed in the radiation area and an antenna pad connected to the radiator and disposed in the pad area; and
a pad ground and an insulating layer disposed at the same level on an opposite surface of the antenna substrate layer facing the one surface,
wherein the antenna pad is superimposed over the pad ground in a thickness direction, and the radiator is not superimposed over the pad ground in the thickness direction.