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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 11313911 B1

PDFFull Text
Date of Patent:
Apr. 26, 2022

Filed:

Mar. 19, 2019

Secondary battery parameter estimation device, secondary battery parameter estimation method, and program

Applicant:

Sumitomo Electric Industries, Ltd., Osaka, JP;

Inventors:

Tomomi Kataoka, Osaka, JP;

Hiroaki Takechi, Osaka, JP;

Assignee:

SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;

Attorney:

Oliff PLC

Primary Examiner:

John C Kuan

Int. Cl.
CPC ...
G01R 31/367 (2019.01); G01R 31/374 (2019.01); G01R 31/3842 (2019.01); G01R 31/389 (2019.01); H01M 10/48 (2006.01); G01R 31/36 (2020.01);
U.S. Cl.
CPC ...
G01R 31/367 (2019.01); G01R 31/374 (2019.01); G01R 31/389 (2019.01); G01R 31/3842 (2019.01); H01M 10/486 (2013.01); G01R 31/3648 (2013.01);
Abstract

A parameter estimation device includes: a voltage acquisition unit; a current acquisition unit; a parameter estimation unit; an internal resistance deriving unit; and a determination unit configured to determine, on the basis of a result of comparison between the internal resistance estimated by the parameter estimation unit and the internal resistance derived by the internal resistance deriving unit, whether or not to replace parameters of the secondary battery with the plurality of parameters estimated by the parameter estimation unit.

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Kataoka, Tomomi. (2022). Secondary battery parameter estimation device, secondary battery parameter estimation method, and program (U.S. Patent No. 11313911). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11313911

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