US 12,451,616 B2
Antenna system and antenna array
Chia-Shang Cheng, Hsinchu (TW)
Assigned to WISTRON NEWEB CORP., Hsinchu (TW)
Filed by Wistron NeWeb Corp., Hsinchu (TW)
Filed on May 19, 2023, as Appl. No. 18/320,410.
Claims priority of application No. 111127883 (TW), filed on Jul. 26, 2022.
Prior Publication US 2024/0039170 A1, Feb. 1, 2024
Int. Cl. H01Q 21/06 (2006.01); H01Q 5/371 (2015.01)
CPC H01Q 21/065 (2013.01) [H01Q 5/371 (2015.01)] 18 Claims
OG exemplary drawing
 
1. An antenna system, comprising:
an antenna array, comprising a plurality of antenna units; and
a floating metal element, disposed adjacent to the antenna array, wherein a coupling distance is formed between the floating metal element and the antenna array;
wherein the floating metal element is configured to suppress side lobe radiation of the antenna array;
wherein the antenna array covers an operational frequency band;
wherein the coupling distance is shorter than or equal to 0.5 wavelength of the operational frequency band;
wherein the floating metal element substantially has a square shape or a circular shape.