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, 2015

Filed:

Aug. 04, 2010
Applicants:

Michiya Yamada, Hino, JP;

Yasushi Ogimoto, Higashiyamato, JP;

Inventors:

Michiya Yamada, Hino, JP;

Yasushi Ogimoto, Higashiyamato, JP;

Assignee:

Fuji Electric Co., Ltd., Kawasaki-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/00 (2006.01); G11C 5/08 (2006.01); H01L 27/22 (2006.01); G11C 11/16 (2006.01); H01L 43/08 (2006.01);
U.S. Cl.
CPC ...
H01L 27/228 (2013.01); G11C 11/16 (2013.01); H01L 27/224 (2013.01); H01L 43/08 (2013.01);
Abstract

A magnetoresistance element is disclosed. The magnetoresistance element includes a magnetic tunnel junction portion configured by sequentially stacking a perpendicularly magnetized first magnetic body, an insulation layer, and a perpendicularly magnetized second magnetic body. The second magnetic body has a configuration wherein a ferromagnetic layer and a rare earth-transition metal alloy layer are stacked sequentially from the insulation layer side interface. A heat assist layer that heats the second magnetic body with a heat generated based on a current flowing through the magnetic tunnel junction portion is further provided.


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