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. 18, 2024
Filed:
Jul. 25, 2022
Applicant:
Renesas Electronics America Inc., Milpitas, CA (US);
Inventors:
Assignee:
Renesas Electronics America Inc., Milpitas, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/00 (2006.01); G01R 33/00 (2006.01);
U.S. Cl.
CPC ...
G01B 7/003 (2013.01); G01R 33/0029 (2013.01);
Abstract
A method for detecting a phase shift in an output signal of an inductive position sensor by calculating the phase spectrum of the position signal based on a Fast Fourier Transformation of the position signal and comparing the calculated phase spectrums over time to detect changes in the phase spectrums.