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. 16, 2016

Filed:

Feb. 18, 2016
Applicant:

Everspin Technologies, Inc., Chandler, AZ (US);

Inventors:

Renu Whig, Chandler, AZ (US);

Jijun Sun, Chandler, AZ (US);

Nicholas Rizzo, Gilbert, AZ (US);

Jon Slaughter, Tempe, AZ (US);

Dimitri Houssameddine, Gilbert, AZ (US);

Frederick Mancoff, Chandler, AZ (US);

Assignee:

Everspin Technologies, Inc., Chandler, AZ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/82 (2006.01); H01L 43/08 (2006.01); H01L 43/02 (2006.01); H01L 43/10 (2006.01); G11C 11/16 (2006.01);
U.S. Cl.
CPC ...
H01L 43/08 (2013.01); G11C 11/161 (2013.01); H01L 43/02 (2013.01); H01L 43/10 (2013.01);
Abstract

A magnetoresistive memory element (e.g., a spin-torque magnetoresistive memory element) includes a fixed magnetic layer, a free magnetic layer having perpendicular magnetic anisotropy, and a first dielectric, disposed between the fixed magnetic layer and the free magnetic layer. A first surface of the first dielectric is in contact with a first surface of the free magnetic layer. The magnetoresistive memory element further includes a second dielectric, having a first surface that is in contact with a second surface of the free magnetic layer, a conductor, including electrically conductive material, and an electrode, disposed between the second dielectric and the conductor. The electrode includes: (i) a non-ferromagnetic portion having a surface that is in contact with a second surface of the second dielectric, and (ii) a second portion including at least one ferromagnetic material disposed between the non-ferromagnetic portion of the electrode and the conductor.


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