The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 16, 2025
Filed:
Feb. 02, 2023
Applicant:
Harman International Industries, Incorporated, Stamford, CT (US);
Inventor:
Linyong Fan, Shenzhen, CN;
Assignee:
Harman International Industries, Incorporated, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/10 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
H04R 1/1025 (2013.01); H02J 7/0031 (2013.01); H02J 7/0044 (2013.01); H04R 1/1041 (2013.01); H04R 2420/07 (2013.01);
Abstract
A power circuit for a wireless earphone includes a first charging terminal, a second charging terminal, a charger, a battery circuit, and a control circuit. The charger is enabled via a voltage across the first charging terminal and the second charging terminal. The battery circuit is connected to the charger. The control circuit is connected to the first charging terminal and the battery circuit. The control circuit is configured to enable or disable with a supply of power from the battery circuit based on a control signal provided by the first charging terminal.