US 12,142,814 B2
Cavity-backed bezel antenna
Qing Liu, Birmingham (GB); Zhenhua Hu, Solihull (GB); Zhilong Miao, Solihull (GB); and Xiaobin Jia, Birmingham (GB)
Assigned to Novocomms Ltd, Birmingham (GB)
Appl. No. 17/770,935
Filed by Novocomms Ltd, Birmingham (GB)
PCT Filed Oct. 21, 2020, PCT No. PCT/GB2020/052647
§ 371(c)(1), (2) Date Apr. 21, 2022,
PCT Pub. No. WO2021/079112, PCT Pub. Date Apr. 29, 2021.
Claims priority of application No. 1915212 (GB), filed on Oct. 21, 2019.
Prior Publication US 2022/0393337 A1, Dec. 8, 2022
Int. Cl. H01Q 1/22 (2006.01); H01Q 1/48 (2006.01); H01Q 9/30 (2006.01)
CPC H01Q 1/2266 (2013.01) [H01Q 1/2291 (2013.01); H01Q 1/48 (2013.01); H01Q 9/30 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electronic device comprising:
a front surface including a display screen and a bezel surrounding the display screen, with at least a portion of the bezel being non-metallic;
a metallic rear surface;
a cavity defined between the rear surface and the bezel of the front surface along at least the non-metallic portion of the bezel;
a conductive radiating element; and
a conductive ground plane;
wherein the conductive radiating element is mounted in or adjacent to the cavity so as to face the non-metallic portion of the bezel in a first direction towards the front surface, and to face the cavity in a second direction towards the rear surface;
wherein the conductive radiating element is connected to the conductive ground plane;
wherein the conductive radiating element is additionally connected to the metallic rear surface; and
wherein the conductive radiating element is configured for excitation by an RF feed.