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.:
Date of Patent:
Jun. 16, 2015
Filed:
Dec. 06, 2012
Applicant:
Samsung Electro-mechanics Co., Ltd., Suwon, KR;
Inventor:
Bon Young Gu, Suwon, KR;
Assignee:
SAMSUNG ELECTRO-MECHANICS CO., LTD., Suwon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 6/00 (2006.01); H02P 29/00 (2006.01); H02P 6/06 (2006.01); H02P 7/28 (2006.01);
U.S. Cl.
CPC ...
H02P 29/00 (2013.01); H02P 6/06 (2013.01); H02P 7/2805 (2013.01);
Abstract
There is provided a motor driving device including: a speed detection unit detecting a speed of a motor; a comparison unit comparing the speed of the motor detected by the speed detection unit with an external input speed; and a speed control unit outputting the reference speed as a control signal when the speed of the motor is equal to a reference speed or less and outputting a motor control signal generated based on a comparative value of the comparison unit when the speed of the motor exceeds the reference speed.