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:
Apr. 21, 2009
Filed:
Oct. 30, 2006
Applicants:
Chin-fa Chiu, Taoyuan Hsien, TW;
Chun-lung Chiu, Taoyuan Hsien, TW;
Ming-shi Tsai, Taoyuan Hsien, TW;
Inventors:
Chin-Fa Chiu, Taoyuan Hsien, TW;
Chun-Lung Chiu, Taoyuan Hsien, TW;
Ming-Shi Tsai, Taoyuan Hsien, TW;
Assignee:
Delta Electronics, Inc., Taoyuan Hsien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A control device for controlling a motor includes a sensing module, a modifying module and a driving module. The sensing module senses the motor to generate a sensing signal. The modifying module receives the sensing signal and generates a phase modifying signal according to the sensing signal. The driving module receives the phase modifying signal and generates a driving current to drive the motor according to the phase modifying signal.