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.:
Date of Patent:
Feb. 13, 2018
Filed:
Jul. 11, 2014
Applicant:
Stmicroelectronics International N.v., Amsterdam, NL;
Inventor:
Daniel Ladret, Lans-en-Vercors, FR;
Assignee:
STMICROELECTRONICS INTERNATIONAL N.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/36 (2006.01);
U.S. Cl.
CPC ...
G01R 31/3675 (2013.01); G01R 31/362 (2013.01); G01R 31/3624 (2013.01); G01R 31/3662 (2013.01);
Abstract
The remaining state of charge of a rechargeable battery is calculated by: measuring the instantaneous voltage, impedance and temperature of the battery, and then inputting the measured voltage, impedance and temperature values into an equation, wherein the equation yields a state of charge value that is a function of the said measured voltage, impedance and temperature values.