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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 9148062 B1

PDFFull Text
Date of Patent:
Sep. 29, 2015

Filed:

Feb. 01, 2013

Power factor correction apparatus, power supplying apparatus and motor driving apparatus having the same

Applicant:

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

Inventor:

Chang Jae Heo, Gyunggi-do, KR;

Assignee:

SAMSUNG ELECTRO-MECHANICS CO., LTD., Suwon-Si, Gyeonggi-Do, KR;

Attorney:

McDermott Will & Emery LLP

Primary Examiner:

Pedro J Cuevas

Int. Cl.
CPC ...
H02P 11/00 (2006.01); H02H 7/06 (2006.01); H02P 9/00 (2006.01); H02M 3/335 (2006.01); G05F 1/613 (2006.01); H02M 1/42 (2007.01); H02P 23/00 (2006.01); G05F 5/00 (2006.01); G05F 1/00 (2006.01); H02M 5/42 (2006.01); H02M 5/458 (2006.01); H02M 1/00 (2007.01); H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33546 (2013.01); G05F 1/613 (2013.01); H02M 1/42 (2013.01); H02M 1/4225 (2013.01); H02P 23/0081 (2013.01); H02M 3/158 (2013.01); H02M 5/458 (2013.01); H02M 2001/0054 (2013.01); Y02B 70/126 (2013.01); Y02B 70/1491 (2013.01);
Abstract

There are provided a power factor correction apparatus capable of driving a main switch and an auxiliary switch using a single driving signal, and a power supplying apparatus and a motor driving apparatus having the same, the power factor correction apparatus including: a power factor correction unit having a main switch switching input power to correct a power factor of the input power and an auxiliary switch turned on before the main switch is turned on to form a transfer path for surplus power; and a control unit controlling operations of the main switch and the auxiliary switch based on a single input signal.

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