公开(公告)号：US11856354B2

公开(公告)日：2023-12-26

申请号：US17392496

申请日：2021-08-03

Applicant: GOERTEK INC.

Inventor： Zhenwu Liu ,  Chongguang Dai ,  Junjie Ni

IPC: H04R1/10 ,  H02J7/00

CPC classification number: H04R1/1041 ,  H02J7/0044 ,  H04R1/1016 ,  H04R2420/07

Abstract: Disclosed is a wireless earbud, which includes: a charging port configured to be connected to an earbud charging voltage and receive/send a communication signal; a communication switching circuit including a first input/output terminal connected to the charging port and a second input/output terminal, the communication switching circuit is configured to switch to an off state when the charging port is connected to the earbud charging voltage, and switch to an on state when the charging port is connected to the communication signal; a communication on-off circuit connected to the second input/output terminal of the communication switching circuit; and an earbud control circuit configured to perform box entry detection on the wireless earbud and generate a corresponding detection signal to control the communication switching circuit to turn on/off an electrical connection between the earbud control circuit and the communication on-off circuit according to the detection signal.