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:
Feb. 16, 2016

Filed:

Dec. 07, 2012
Applicant:

Alps Electric Co., Ltd., Ota-ku, Tokyo, JP;

Inventors:

Masayuki Obana, Tokyo, JP;

Hideto Ando, Tokyo, JP;

Shinji Sugihara, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 33/02 (2006.01); G01R 33/09 (2006.01); H01L 43/08 (2006.01); G01R 33/00 (2006.01);
U.S. Cl.
CPC ...
G01R 33/02 (2013.01); G01R 33/0017 (2013.01); G01R 33/093 (2013.01); G01R 33/096 (2013.01); H01L 43/08 (2013.01);
Abstract

A magnetic sensor includes a non-bias structure element section that has a laminated structure in which a fixed magnetic layer, a non-magnetic material layer, a free magnetic layer, and a protection layer are laminated, and that is extended in an X1-X2 direction; and soft magnetic bodies that are arranged on the element section in a contactless manner. The soft magnetic bodies include a first section, a second section, and a third section. The second section is located on a Y2 side of the element section and the third section is located on a Y1 side thereof. The second section of one of soft magnetic bodies faces the third section of the other soft magnetic body in a Y1-Y2 direction through the element section. An electrode layer is provided on the element section which faces the joint sections of the second section and the third section in the Y1-Y2 direction.


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