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:
Apr. 26, 2016

Filed:

Mar. 24, 2015
Applicants:

International Business Machines Corporation, Armonk, NY (US);

Crocus Technology Inc., Santa Clara, CA (US);

Inventors:

Anthony J. Annunziata, Stamford, CT (US);

Erwan Gapihan, White Plains, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 43/02 (2006.01); H01L 43/08 (2006.01); H01L 43/12 (2006.01); H01L 43/10 (2006.01);
U.S. Cl.
CPC ...
H01L 43/02 (2013.01); H01L 43/08 (2013.01); H01L 43/10 (2013.01); H01L 43/12 (2013.01);
Abstract

A thermally assisted magnetoresistive random access memory (TAS-MRAM) device includes a magnetic tunnel junction interposed between a first electrical contact and a second electrical contact. The TAS-MRAM device further includes a dielectric layer that is formed on an upper surface of the first electrical contact and that encapsulates the second electrical contact. The dialectic layer has at least one vacuum cavity between an adjacent outer wall of the magnetic tunnel junction and the dielectric layer.


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