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:
Oct. 15, 2024

Filed:

Apr. 20, 2022
Applicant:

Huawei Technologies Co., Ltd., Guangdong, CN;

Inventors:

Mingwei Zhang, Shenzhen, CN;

Ruichao Tang, Shenzhen, CN;

Yao Yuan, Shanghai, CN;

Lihou Ma, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/374 (2019.01); G01R 31/3835 (2019.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0049 (2020.01); G01R 31/374 (2019.01); G01R 31/3835 (2019.01); H02J 7/0013 (2013.01);
Abstract

A battery capacity tracking method and apparatus, and a device are provided. For two batteries connected in series, a first remaining capacity change value corresponding to a first battery when the first battery is switched between a fully charged state and a fully discharged state is obtained; a second remaining capacity change value corresponding to the second battery when the second battery is switched between a fully charged state and a fully discharged state is obtained; and after a remaining capacity change value corresponding to a battery when the battery is switched from one state to another state is obtained, a full charge capacity of the first battery is determined based on the first remaining capacity change value, the second remaining capacity change value, and a full charge capacity of the second battery.


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