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:
Mar. 10, 2015
Filed:
Oct. 10, 2011
Yuichi Yano, Tokyo, JP;
Yuichi Yano, Tokyo, JP;
Nec Corporation, Tokyo, JP;
Abstract
A power supply system includes: a plurality of power supply devices; a battery device; an abnormal state detection unit that detects a state of a first power supply device is an abnormal state; and a switching control unit that, when it is detected the state of the first power supply device is the abnormal state, switches a state from an electric power input forbidding state in which electric power is not inputted into a second power supply device to an electric power input permitting state in which electric power is inputted into the second power supply device, and switches the state from an electric power supply forbidding state of not supplying the electric power stored by the battery device to the external load to an electric power supply permitting state of supplying the electric power stored by the battery device to the external load.