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:
Jul. 04, 2023

Filed:

Oct. 21, 2021
Applicant:

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

Inventors:

Cheng Liu, Shanghai, CN;

Fuchun Zhan, Shanghai, CN;

Yushi Liu, Shanghai, CN;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/07 (2006.01); H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
H02M 3/072 (2021.05); H02M 3/158 (2013.01);
Abstract

A method includes configuring a switched capacitor converter to operate in a first fixed PWM mode, wherein in the first fixed PWM mode, the switched capacitor converter is configured to charge a battery coupled to an input of the switched capacitor converter, configuring the switched capacitor converter to operate in a second fixed PWM mode, wherein in the second fixed PWM mode, the switched capacitor converter is configured to discharge the battery, and configuring the switched capacitor converter to operate in a skip mode, wherein the switched capacitor converter has automatic transitions among different modes based on comparisons between an output voltage of the switched capacitor converter and a plurality of predetermined voltage thresholds.


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