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:
Oct. 04, 2016
Filed:
Mar. 13, 2013
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventor:
Ramona Y. Ying, Rochester Hills, MI (US);
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); G01R 31/36 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0047 (2013.01); G01R 31/361 (2013.01); G01R 31/3651 (2013.01); G01R 31/3679 (2013.01);
Abstract
A method for evaluating a battery employed in an application includes calculating a differential voltage during a charging event, evaluating the differential voltage to determine a peak state of the differential voltage, determining a state of charge of the battery based upon the peak state of the differential voltage, and controlling operation of the application in response to the state of charge.