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. 18, 2005
Filed:
Dec. 22, 2003
Garry Ross Elder, Rowlett, TX (US);
Garry Ross Elder, Rowlett, TX (US);
Texas Instruments Incorporated, Dallas, TX (US);
Abstract
An apparatus for improving protection of a battery pack when the battery pack is in a very low power state, the battery pack including a plurality of battery cells coupled to present an output voltage at a battery potential locus and a protection device for providing a plurality of safeguards to protect the battery pack, affects operation of the protection device to control at least one safeguard and includes a current sensing unit coupled with the plurality of battery cells and with the protection device. The current sensing unit senses a battery traversing current associated with at least one battery cell. The current sensing unit generates an alerting signal when the battery traversing current exceeds a predetermined value. The protection device enables the at least one safeguard in response to the alerting signal.