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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.

Patent No.:

US 11279248 B1

PDFFull Text
Date of Patent:
Mar. 22, 2022

Filed:

Mar. 20, 2018

Power supply device

Applicant:

Lg Innotek Co., Ltd., Seoul, KR;

Inventor:

Yang Hyun Kim, Seoul, KR;

Assignee:

LG Innotek Co., Ltd., Seoul, KR;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Jerry D Robbins

Int. Cl.
CPC ...
B60L 53/22 (2019.01); B60L 50/64 (2019.01); B60L 53/55 (2019.01); B60L 53/16 (2019.01); B60L 50/40 (2019.01); H02J 7/00 (2006.01); H03H 7/01 (2006.01); H03H 7/06 (2006.01); B60L 50/50 (2019.01); B60L 50/00 (2019.01); B60L 53/62 (2019.01);
U.S. Cl.
CPC ...
B60L 53/22 (2019.02); B60L 50/00 (2019.02); B60L 50/40 (2019.02); B60L 50/50 (2019.02); B60L 50/64 (2019.02); B60L 53/16 (2019.02); B60L 53/55 (2019.02); B60L 53/62 (2019.02); H02J 7/00 (2013.01); H03H 7/0115 (2013.01); H03H 7/06 (2013.01); B60L 2200/00 (2013.01); B60L 2270/147 (2013.01);
Abstract

The present invention relates to a power supply device for supplying power, from a battery provided at an electric vehicle, to various types of components, the power supply device enabling current sensing to be performed so as to confirm that an electric vehicle charging facility and an electric vehicle are connected to each other through a connector, and reducing electro-magnetic interference (EMI) noise. The objective of the power supply device of the present invention is to: provide a stable voltage to electric vehicle application components; and reduce the EMI noise according to battery charging, self-switching of the power supply device and the like.

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