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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.:

US 12785422 B1

PDFFull Text
Date of Patent:
Nov. 03, 2026

Filed:

Dec. 22, 2022

Charging and discharging system

Applicant:

Byd Company Limited, Shenzhen, CN;

Inventors:

Hu Cao, Shenzhen, CN;

Shaowen Yin, Shenzhen, CN;

Xueqin Yin, Shenzhen, CN;

Hongyan Guang, Shenzhen, CN;

Assignee:

BYD COMPANY LIMITED, Shenzhen, CN;

Attorney:

Sheppard Mullin Richter & Hampton LLP

Primary Examiner:

John T Trischler

Int. Cl.
CPC ...
H02J 7/52 (2026.01); G01R 19/165 (2006.01); H01M 10/44 (2006.01); H02J 7/44 (2026.01); H02J 7/50 (2026.01); H02J 7/54 (2026.01); H02J 7/56 (2026.01); H02J 7/96 (2026.01); H01M 10/42 (2006.01); H02M 1/00 (2006.01); H02M 3/158 (2006.01); H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H02J 7/52 (2026.01); G01R 19/16576 (2013.01); H01M 10/441 (2013.01); H02J 7/44 (2026.01); H02J 7/50 (2026.01); H02J 7/54 (2026.01); H02J 7/56 (2026.01); H02J 7/96 (2026.01); G01R 19/16542 (2013.01); H01M 2010/4271 (2013.01); H02J 7/575 (2026.01); H02J 2207/20 (2020.01); H02M 1/008 (2021.05); H02M 3/158 (2013.01); H02M 3/33573 (2021.05); H02M 3/33584 (2013.01);
Abstract

A charging and discharging system includes multiple battery packs and one or more voltage equalization modules. The multiple battery packs are connected in parallel. Each of a subset of the battery packs is connected in series with a voltage equalization module of the one or more voltage equalization modules. The voltage equalization module is configured to adjust, to a target voltage, an output voltage of the corresponding battery pack and the voltage equalization module that are connected in series.

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Cao, Hu. (2026). Charging and discharging system (U.S. Patent No. 12785422). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12785422

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