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:
Nov. 13, 2001
Filed:
Apr. 26, 2000
Applicant:
Inventors:
Subhas C. Chalasani, Plano, TX (US);
Vijayan J. Thottuvelil, Plano, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 1/044 ; H01M 1/046 ;
U.S. Cl.
CPC ...
H01M 1/044 ; H01M 1/046 ;
Abstract
A system and method for determining a capacity of a battery in a battery string that provides power to a load. In one embodiment, the system includes: (1) a power converter, having an input couplable across the battery and an output couplable across the battery string, that is adapted to transfer power from the battery to the load over a period of time and (2) a voltage sensor, associated with the power converter, that measures voltages of the battery during the period of time, wherein the voltages indicate the capacity of the battery.