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. 03, 2024
Filed:
Oct. 12, 2021
Applicant:
Nuvolta Technologies (Shanghai) Co., Ltd., Shanghai, CN;
Inventors:
Assignee:
NuVolta Technologies (Shanghai) Co., Ltd., Shanghai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02M 3/07 (2006.01);
U.S. Cl.
CPC ...
H02J 7/007184 (2020.01); H02M 3/07 (2013.01);
Abstract
A battery charging apparatus includes a first switch, a second switch, a third switch and a fourth switch connected in series between an input voltage bus and ground, wherein a common node of the second switch and the third switch is configured to be coupled to a battery, a flying capacitor connected between a common node of the first switch and the second switch, and a common node of the third switch and the fourth switch, and a controller configured to generate gate drive signals for configuring at least one switch of the first switch and the second switch as a linear regulator during a charging process of the battery.