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:
May. 03, 2011
Filed:
Nov. 27, 2007
Applicants:
Kyung Hoon Lee, Seoul, KR;
June Hee Won, Seoul, KR;
Gil Su Lee, Seoul, KR;
Jun Ho Ahn, Seoul, KR;
Jae Yoon OH, Seoul, KR;
Inventors:
Kyung Hoon Lee, Seoul, KR;
June Hee Won, Seoul, KR;
Gil Su Lee, Seoul, KR;
Jun Ho Ahn, Seoul, KR;
Jae Yoon Oh, Seoul, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A motor driver system includes an excess current sensing device configured to compensate a sensing value depending on a temperature of a motor, and to output the compensated sensing value, the sensing value being obtained from a current value associated with the motor; and a controller configured to stop the motor when the compensated sensing value exceeds a preset excess value.