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:
Nov. 05, 2019
Filed:
Jun. 01, 2018
Applicant:
Alps Alpine Co., Ltd., Tokyo, JP;
Inventor:
Eiji Umetsu, Niigata-Ken, JP;
Assignee:
ALPS ALPINE CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/39 (2006.01); G01R 33/09 (2006.01); H01L 43/08 (2006.01); G11B 5/37 (2006.01); H01L 43/12 (2006.01); B82Y 25/00 (2011.01);
U.S. Cl.
CPC ...
G01R 33/093 (2013.01); G01R 33/09 (2013.01); G11B 5/372 (2013.01); G11B 5/374 (2013.01); G11B 5/3906 (2013.01); G11B 5/3912 (2013.01); G11B 5/3948 (2013.01); H01L 43/08 (2013.01); H01L 43/12 (2013.01); B82Y 25/00 (2013.01);
Abstract
A magnetic field detection device includes a Z-direction detection unit with magnetoresistive elements provided on inclined side surfaces of Z-direction detection recesses; an X-direction detection unit includes magnetoresistive elements provided on inclined side surfaces of X-direction detection recesses and a Y-detection unit includes magnetoresistive elements provided on inclined side surfaces of Y-direction detection recesses, each of the detection units having a bridge circuit comprising two element lines connected in parallel, each element line comprising two of the magnetoresistive elements connected in series.