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:
Nov. 09, 2021

Filed:

May. 23, 2019
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Inventors:

Ho Joon Shin, Whasung-Si, KR;

Nam Koo Han, Whasung-Si, KR;

Sang Yoo Lee, Whasung-Si, KR;

Heon Young Kwak, Whasung-Si, KR;

Hong Geuk Park, Whasung-Si, KR;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/14 (2006.01); B60L 53/60 (2019.01); H02J 7/04 (2006.01); B60L 53/20 (2019.01); G01R 31/50 (2020.01);
U.S. Cl.
CPC ...
B60L 53/60 (2019.02); B60L 53/20 (2019.02); G01R 31/50 (2020.01); H02J 7/04 (2013.01); B60Y 2200/91 (2013.01); B60Y 2200/92 (2013.01); B60Y 2300/91 (2013.01);
Abstract

A charging system configured for reducing a leakage current may include an on board charger (OBC) receiving an alternating current (AC) power supplied from an external source to charge a vehicle battery with the AC power; at least an electric component connected to an output end portion of the OBC; at least a switch selectively connecting the electric component to or from a ground; and a controller connected to the at least a switch and reducing the leakage current flowing to the ground by controlling the switch connected to the electric component depending on whether or not the vehicle battery is charged with the AC power.


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