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:
Sep. 05, 2023

Filed:

Feb. 04, 2021
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Christel Sarfert, Korntal-Muenchingen, DE;

Ganesh Susmitha, Stuttgart, DE;

Shashank Holavanahalli, Stuttgart, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/388 (2019.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
G01R 31/388 (2019.01); H02J 7/0048 (2020.01);
Abstract

A method for ascertaining the state of charge of an electrical energy storage unit is described. In one example, the method includes ascertaining a voltage gradient at least based on a detected first voltage value of the electrical energy storage unit; comparing the ascertained voltage gradient with a predefined voltage gradient threshold value; and ascertaining the state of charge of the electrical energy storage unit depending on the comparison. A corresponding computer program, a corresponding machine-readable storage medium, a corresponding apparatus and a corresponding electrical energy storage system are also described.


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