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.

Date of Patent:
Mar. 31, 2020

Filed:

Apr. 19, 2018
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventor:

Yoshinori Tatenuma, Tokyo, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01D 5/14 (2006.01); G01D 3/028 (2006.01); G01P 3/487 (2006.01); G01D 5/16 (2006.01);
U.S. Cl.
CPC ...
G01D 5/14 (2013.01); G01D 3/028 (2013.01); G01P 3/487 (2013.01); G01D 5/142 (2013.01); G01D 5/16 (2013.01);
Abstract

To obtain a magnetic detection device which can detect a direction of movement of a magnetic moving body immediately right after a reset release of the magnetic detection device. The magnetic detection device includes a signal change detector which detects the peak, bottom, and gradient of an output signal of a first magnetoelectric conversion element group and the peak, bottom, and gradient of an output signal of a second magnetoelectric conversion element group, wherein a direction of movement of a magnetic moving body is detected based on the gradient of increase or decrease of one of the output signal or the output signal at the timing of a detection of the peak or bottom of the other.


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