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. 10, 2014
Filed:
Dec. 21, 2012
Applicants:
Andrea Foletto, Annecy, FR;
Andreas P. Friedrich, Metz-Tessy, FR;
Nicolas Yoakim, Annecy, FR;
Inventors:
Assignee:
Allegro Microsystems, LLC, Worcester, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/82 (2006.01); H01L 43/06 (2006.01); G01R 33/07 (2006.01);
U.S. Cl.
CPC ...
H01L 43/06 (2013.01); H01L 43/065 (2013.01); G01R 33/077 (2013.01);
Abstract
A magnetic field sensor has a plurality of vertical Hall elements arranged in at least a portion of a polygonal shape. The magnetic field sensor includes an electronic circuit to process signals generated by the plurality of vertical Hall elements to identify a direction of a magnetic field. A corresponding method of fabricating the magnetic field sensor is also described.