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:
Jul. 02, 2019

Filed:

Nov. 17, 2015
Applicant:

Hitachi Metals, Ltd., Tokyo, JP;

Inventors:

Naoki Futakuchi, Hitachinaka, JP;

Naofumi Chiwata, Mito, JP;

Katsuya Akimoto, Mito, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 15/20 (2006.01);
U.S. Cl.
CPC ...
G01R 15/205 (2013.01);
Abstract

A current detector includes a half-bridge configuration including first and second magnetic detection elements that are connected in series and disposed such that a magnetization direction of a magnetic pinned layer thereof is opposite to each other, and a bias magnetic field generating means for applying a bias magnetic field to the first and second magnetic detection elements. The bias magnetic field has a substantially same intensity and is formed in a direction substantially orthogonal to the magnetization direction and opposite to each other.


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