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:
Oct. 27, 2015

Filed:

Dec. 07, 2010
Applicants:

Jin-hong an, Suwon-si, KR;

Jae-soon Kim, Suwon-si, KR;

Inventors:

Jin-Hong An, Suwon-si, KR;

Jae-Soon Kim, Suwon-si, KR;

Assignee:

SAMSUNG SDI CO., LTD., Yongin-si, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/04 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0008 (2013.01); H02J 7/045 (2013.01);
Abstract

A battery pack charger and a method of charging a battery pack may properly charge a battery pack regardless of the number of cells in the battery pack. The battery pack charger includes a voltage sensing unit configured to sense an output voltage of the battery pack being charged with a predetermined voltage for a predetermined period, a controller configured to determine a number of cells in the battery pack in accordance with the output voltage, and a power source charge and discharge unit configured to supply a charge voltage to the battery pack, the charge voltage being determined in accordance with the number of cells in the battery pack.


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