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.

Date of Patent:
Apr. 03, 2018

Filed:

Sep. 01, 2015
Applicant:

Denso Corporation, Kariya, Aichi-pref., JP;

Inventors:

Junichi Iino, Kariya, JP;

Tomomichi Mizoguchi, Inazawa, JP;

Ryotaro Miura, Nagoya, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/416 (2006.01); H02J 7/00 (2006.01); G01R 31/36 (2006.01); G01R 31/02 (2006.01); G01R 31/04 (2006.01);
U.S. Cl.
CPC ...
G01R 31/362 (2013.01); G01R 31/024 (2013.01); G01R 31/3658 (2013.01); G01R 31/04 (2013.01);
Abstract

A battery monitoring apparatus includes wire sections each connected to a node of corresponding adjacent two of the unit cells of a battery pack at one end thereof, and branched into a first branch section and a second branch section at another end thereof. Each of the first and second branch sections is constituted of a positive part connected to a positive electrode of the corresponding unit cell and a negative part connected to a negative electrode of the corresponding unit cell. The battery monitoring apparatus includes an equalizing switch provided between each of the first wire pairs, and a voltage detector to detect a voltage between each first wire pair, and an equalizing section which performs an equalizing process to equalize a terminal voltage of each unit cell by turning on the corresponding equalizing switch depending on a result of voltage detection by the voltage detector.


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