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:
May. 28, 2019

Filed:

Apr. 26, 2017
Applicant:

Lenovo (Beijing) Co., Ltd., Beijing, CN;

Inventors:

Shuangcheng Zhao, Beijing, CN;

Weizhi Lin, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01M 10/44 (2006.01); H01M 10/48 (2006.01);
U.S. Cl.
CPC ...
H02J 7/007 (2013.01); H01M 10/443 (2013.01); H01M 10/486 (2013.01); H01M 2200/10 (2013.01); H01M 2220/30 (2013.01);
Abstract

A method includes detecting a present temperature value of a battery cell of a battery, determining whether the present temperature value is higher than a lowest threshold temperature value and lower than a highest threshold temperature value, detecting a present electric current value of the battery in association with a determination that the present temperature value is higher than the lowest threshold temperature value and lower than the highest threshold temperature value, determining whether the present electric current value is higher than a threshold current value corresponding to the present temperature value, and stopping a charge-discharge process of the battery cell in response to determining that the present electric current value is higher than the threshold current value.


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