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:
May. 17, 2016

Filed:

Nov. 13, 2012
Applicant:

Renesas Electronics Corporation, Kanagawa, JP;

Inventor:

Manabu Miyamoto, Kanagawa, JP;

Assignee:

RENESAS ELECTRONICS CORPORATION, Kawasaki-Shi, Kanagawa, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/36 (2006.01); G01R 15/04 (2006.01); G01R 19/165 (2006.01);
U.S. Cl.
CPC ...
G01R 31/362 (2013.01); G01R 15/04 (2013.01); G01R 31/3658 (2013.01); G01R 19/16542 (2013.01); G01R 31/3648 (2013.01);
Abstract

A battery voltage monitoring apparatus for monitoring an assembled battery voltage, the assembled battery including a plurality of battery cells, the battery voltage monitoring apparatus including a plurality of input terminals, the plurality of input terminals being respectively coupled to the plurality of battery cells through a potential measurement line, a comparator having a hysteresis characteristic and including a first terminal and a second terminal, the second terminal receiving a reference voltage, and a current source, one end of the current source being coupled between one of the plurality of the input terminals and the first terminal.


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