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.

Date of Patent:
Aug. 17, 2021

Filed:

Sep. 30, 2019
Applicant:

Nuvolta Technologies (Hefei) Co., Ltd., Hefei, CN;

Inventors:

Junxiao Chen, Shanghai, CN;

Gang Dai, Shanghai, CN;

Jinbiao Huang, Nashua, NH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 50/12 (2016.01); H02M 7/219 (2006.01); H02M 7/5387 (2007.01); H02J 7/02 (2016.01);
U.S. Cl.
CPC ...
H02J 50/12 (2016.02); H02M 7/219 (2013.01); H02M 7/5387 (2013.01); H02J 7/025 (2013.01);
Abstract

An apparatus includes a first switch and a second switch connected in series between a first voltage bus and a second voltage bus, wherein a common node of the first switch and the second switch is connected to a first terminal of a first coil magnetically coupled to a second coil, and a third switch and a fourth switch connected in series between the first voltage bus and the second voltage bus, wherein a common node of the third switch and the fourth switch is coupled to a second terminal of the first coil, and wherein a gate of the first switch is controlled by a first signal derived from a signal on the common node of the third switch and the fourth switch, and a gate of the third switch is controlled by a second signal derived from a signal on the common node of the first switch and the second switch.


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