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:
Apr. 19, 2022
Filed:
Nov. 17, 2020
Applicant:
Nuvolta Technologies (Hefei) Co., Ltd., Hefei, CN;
Inventors:
Assignee:
NuVolta Technologies (Hefei) Co., Ltd., Hefei, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/14 (2006.01); H02M 3/07 (2006.01); H02M 7/219 (2006.01); H02J 7/02 (2016.01); H02J 50/12 (2016.01);
U.S. Cl.
CPC ...
H02J 7/00 (2013.01); H02J 7/025 (2013.01); H02J 50/12 (2016.02); H02M 3/07 (2013.01); H02M 7/219 (2013.01); H02J 2207/20 (2020.01);
Abstract
A system includes a transmitter circuit coupled to an input power source, a transmitter coil coupled to the transmitter circuit, a receiver coil magnetically coupled to the transmitter coil, a rectifier coupled to the receiver coil and configured to convert an alternating current voltage into a direct current voltage, and a high efficiency power converter comprising a first stage and a second stage connected in cascade between the rectifier and a battery, wherein the first stage is configured to charge the battery, and the second stage is configured to provide isolation between the first stage and the battery.