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:
Aug. 23, 2016

Filed:

Jul. 09, 2014
Applicant:

Alps Green Devices Co., Ltd., Tokyo, JP;

Inventor:

Hirofumi Fukui, Miyagi-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/02 (2006.01); G01R 19/00 (2006.01); G01R 33/09 (2006.01); G01R 15/20 (2006.01);
U.S. Cl.
CPC ...
G01R 19/0092 (2013.01); G01R 15/207 (2013.01); G01R 33/02 (2013.01); G01R 33/09 (2013.01); G01R 33/093 (2013.01);
Abstract

A first magnetoelectric conversion element group including magnetoelectric conversion elements, and a second magnetoelectric conversion element group including magnetoelectric conversion elements are arranged across a cutout of a wiring board. The first and second groups are arranged line-symmetrically with respect to a first imaginary line. The elements in the first and second groups are arranged line-symmetrically with respect to a second imaginary line. The first imaginary line and the second imaginary line orthogonally intersect each other at a placement position at which a current path to be measured is placed. The orientation of the sensitivity axis of each of a plurality of magnetoelectric-conversion-element sets having point symmetry about the placement position is parallel or antiparallel. An element spacing, which is spacing between neighboring elements in the first and second groups, is narrower than a group spacing, which is the narrowest spacing between the first and second groups.


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