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:
Jul. 07, 2015

Filed:

Aug. 14, 2012
Applicants:

Se-sub Sim, Yongin-si, KR;

Susumu Segawa, Yongin-si, KR;

Masami Omagari, Yongin-si, KR;

Jin-wan Kim, Yongin-si, KR;

Young-shin Cho, Yongin-si, KR;

Inventors:

Se-Sub Sim, Yongin-si, KR;

Susumu Segawa, Yongin-si, KR;

Masami Omagari, Yongin-si, KR;

Jin-Wan Kim, Yongin-si, KR;

Young-Shin Cho, Yongin-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); G01R 31/36 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0063 (2013.01); H02J 7/0065 (2013.01); H02J 2007/0098 (2013.01); G01R 31/3658 (2013.01);
Abstract

A battery pack and a power generation circuit in the battery pack are disclosed. The battery pack includes a battery cell unit including battery cells connected in series, a charge/discharge switch connected between the battery cell unit and charge/discharge terminals, a charge/discharge controller controlling the charge/discharge switch to charge or discharge the battery cell unit, and a voltage converter electrically connected in parallel to the charge/discharge switch and dropping a voltage of the battery cell unit, and outputting the dropped voltage as power of the charge/discharge controller.


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