US 11,784,396 B2
Antenna and wireless earbud comprising the same
Kenichiro Kodama, Qingdao (CN)
Assigned to GOERTEK TECHNOLOGY CO. LTD., Qingdao (CN)
Appl. No. 17/43,219
Filed by GOERTEK TECHNOLOGY CO., LTD., Qingdao (CN)
PCT Filed Nov. 22, 2019, PCT No. PCT/CN2019/120093
§ 371(c)(1), (2) Date Sep. 29, 2020,
PCT Pub. No. WO2021/097783, PCT Pub. Date May 27, 2021.
Prior Publication US 2022/0278441 A1, Sep. 1, 2022
Int. Cl. H01Q 1/27 (2006.01); H01Q 1/38 (2006.01); H01Q 1/48 (2006.01)
CPC H01Q 1/273 (2013.01) [H01Q 1/38 (2013.01); H01Q 1/48 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An antenna, comprising:
a metal plate, wherein the metal plate constitutes at least a part of a housing of an earbud;
a first antenna element isolated from the metal plate and configured to be electrically coupled with a ground terminal; and
a second antenna element isolated from the metal plate and configured to be electrically coupled with a feeding terminal.