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US 2016/0079920 A1Published application
Spin Torque Oscillator Having Multiple Fixed Ferromagnetic Layers or Multiple Free Ferromagnetic Layers
AssigneeIntel Corporation
InventorsDmitri E. Nikonov, George I. Bourianoff
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Abstract
A spin torque oscillator and a method of making same. The spin torque oscillator is configured to generate microwave electrical oscillations without the use of a magnetic field external thereto, the spin torque oscillator having one of a plurality of input nanopillars and a nanopillar having a plurality of free FM layers.
Claims22
A spin torque oscillator comprising:
- a free ferromagnetic (FM) layer;
- a non-magnetic layer on the free FM layer;
- and
- nanopillars, including input nanopillars and an output nanopillar, on the non-magnetic layer;
- wherein the nanopillars each include a fixed magnetic layer.
2 more elements
A system comprising:
- a device layer included in a substrate;
- inter-layer dielectric layers on the device layer;
- metal interconnects between the inter-layer dielectric layers;
- and
- a spin torque oscillator between two of the metal interconnects such that the two metal interconnects correspond to electrodes of the oscillator;
- wherein the oscillator comprises:
- a free ferromagnetic (FM) layer;
- a non-magnetic layer on the free FM layer;
- and
- nanopillars, including input nanopillars and an output nanopillar, on the non-magnetic layer;
- wherein the nanopillars each include a fixed magnetic layer.
8 more elements
Dependencies are inferred from the claim text.