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:
Aug. 26, 2025
Filed:
Mar. 07, 2022
Applicant:
Nanjing Silergy Micro Technology Co., Ltd., Nanjing, CN;
Assignee:
Nanjing Silergy Micro Technology Co., Ltd., Nanjing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02M 1/00 (2006.01); H02M 3/07 (2006.01);
U.S. Cl.
CPC ...
H02J 7/00712 (2020.01); H02M 1/0045 (2021.05); H02M 3/07 (2013.01); H02J 2207/20 (2020.01);
Abstract
A charging circuit can include: a linear regulator configured to receive an external input source; a charge pump coupled between the linear regulator and a charging terminal, where the charging terminal is coupled to a battery; and a control circuit configured to generate a first control signal according to a current sampling signal representing a charging current of the battery and a voltage sampling signal representing a charging voltage of the battery, in order to control the linear regulator, such that at least one of the charging current and the charging voltage meet charging requirements.