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. 15, 2011
Filed:
Mar. 18, 2009
Daisuke Kurose, Kawasaki, JP;
Hiroki Sakurai, Tokyo, JP;
Tetsuro Itakura, Tokyo, JP;
Yoshinao Tatebayashi, Yokohama, JP;
Nobuo Shibuya, Hiratsuka, JP;
Toshiyuki Umeda, Tokyo, JP;
Daisuke Kurose, Kawasaki, JP;
Hiroki Sakurai, Tokyo, JP;
Tetsuro Itakura, Tokyo, JP;
Yoshinao Tatebayashi, Yokohama, JP;
Nobuo Shibuya, Hiratsuka, JP;
Toshiyuki Umeda, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
There is an apparatus includes a voltage acquiring unit which acquires an inter-terminal voltage of the battery cell; a battery information acquiring circuit which acquires battery information of the battery cell with the acquired voltage being supplied as a power supply voltage and; a transformer configured to have a primary winding and a secondary winding, the primary winding being connected to a common wire; a communication circuit which transmits a signal of the battery information to a management unit, supplied with the acquired voltage as a power supply voltage; a rectification circuit which rectifies a signal of a predetermined frequency from the management unit to generate a DC voltage; and a control circuit which controls the supply of the power supply voltages to the battery information acquiring circuit and the communication circuit, the control circuit being supplied with the DC voltage as a power supply voltage.