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:
Jan. 10, 2017

Filed:

Feb. 28, 2014
Applicant:

Samsung Electro-mechanics Co., Ltd., Suwon, Gyunggi-do, KR;

Inventors:

Tae Won Heo, Gyunggi-do, KR;

Hwan Cho, Gyunggi-do, KR;

Jeong Gyu Lim, Gyunggi-do, KR;

Sang Kyoo Han, Seoul, KR;

Young Seung Noh, Gyunggi-do, KR;

Bo Mi Lee, Gyunggi-do, KR;

Assignee:

SOLUM CO., LTD., Gyeonggi-do, Suwon-si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/00 (2006.01); H02M 1/44 (2007.01);
U.S. Cl.
CPC ...
H02M 3/33507 (2013.01); H02M 3/33523 (2013.01); H02M 1/44 (2013.01); H02M 2001/0032 (2013.01);
Abstract

There is provided a power supply device having a primary side and a secondary side isolated from each other. The power supply device includes: a power supply unit converting power from the primary side to output the converted power to the secondary side; a control unit located on the secondary side and acquiring control information on the power supply unit based on a voltage output from the power supply unit; and a delivery unit delivering the control information to the primary side, the delivery unit including a Y-capacitor that provides an EMI noise path between the primary side and the secondary side.


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