Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 7, 2018
Patent Application Number
14454509
Date Filed
August 7, 2014
Patent Citations Received
...
Patent Primary Examiner
Patent abstract
A perpendicular magnetic tunnel junction (pMTJ) device includes a perpendicular reference layer, a tunnel barrier layer on a surface of the perpendicular reference layer, and a perpendicular free layer on a surface of the tunnel barrier layer. The pMTJ device also includes a dielectric passivation layer on the tunnel barrier layer and surrounding the perpendicular free layer. The pMTJ device further includes a high permeability material on the dielectric passivation layer that is configured to be magnetized by the perpendicular reference layer and to provide a stray field to the perpendicular free layer that compensates for a stray field from the perpendicular reference layer.
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