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. 27, 2023
Filed:
Jan. 07, 2022
Allegro Microsystems, Llc, Manchester, NH (US);
Rémy Lassalle-Balier, Bures sur Yvette, FR;
Jeffrey Eagen, Manchester, NH (US);
Damien Dehu, La-Ville-du-Bois, FR;
Paul A. David, Bow, NH (US);
Andrea Foletto, Andorno Micca, IT;
Maxime Rioult, Massy, FR;
Allegro MicroSystems, LLC, Manchester, NH (US);
Abstract
Methods and apparatus that can include a rotatable target to generate a sinusoidal signal in a magnetic field sensor, wherein the target includes a plurality of sinusoidal teeth to reduce angular error. A magnetic field sensor can be configured to determine a position of the target. In embodiments, a rotatable target to generate a sinusoidal signal in a magnetic field sensor can include a plurality of sinusoidal teeth and a number of harmonics to reduce angular error.