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:
Mar. 25, 2025

Filed:

Mar. 30, 2023
Applicant:

Dell Products L.p., Round Rock, TX (US);

Inventors:

Pei-Ying Lin, New Taipei, TW;

Adolfo S. Montero, Pflugerville, TX (US);

Chien-Hao Chiu, Taoyuan, TW;

Shuo-Jung Chou, New Taipei, TW;

Assignee:

Dell Products L.P., Round Rock, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 35/00 (2006.01); G01R 31/3842 (2019.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
G01R 35/005 (2013.01); G01R 31/3842 (2019.01); H02J 7/00712 (2020.01);
Abstract

Calibrating a battery including identifying a historical discharge rate of the battery; segmenting the historical discharge rate of the battery into regions; determining, based on the historical discharge rate of the battery, a first historical charge capacity of the battery for a first region and a second historical charge capacity of the battery for a second region; discharging, at an updated discharge rate, the battery from a first threshold voltage to a second threshold voltage; calculating, based on the updated discharge rate, a first updated charge capacity of the battery for the first region; determining a full charge capacity of the battery based on i) the first updated charge capacity of the battery for the first region and ii) the second historical charge capacity of the battery for the second region; adjusting a charging current of the battery based on the determined full charge capacity of the battery.


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