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:
Dec. 23, 2008
Filed:
Mar. 02, 2006
Applicants:
Chia-ming Chang, Taichung, TW;
Chih-yu Wang, Taichung, TW;
Lieh-feng Huang, Taichung, TW;
Inventors:
Assignee:
Hiwin Mikrosystem Corp., Taichung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of arranging a resolver comprises the steps of: a, setting stator magnetic poles number of the resolver Nas a number being in integral multiples (t) of a phase number q; b, figuring out rotor magnetic pole number Nbased on a formula; c, arranging the stator and the rotor based on the stator magnetic poles number of the resolver Nand the rotor magnetic pole number N, and producing signals with phase differences.