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.
Claims20
A spin torque oscillator configured to generate microwave electrical oscillations without the use of a magnetic field external thereto, the spin torque oscillator having a nanopillar that includes a plurality of free ferromagnetic (FM) layers.
A method of making a spin torque oscillator configured to generate microwave electrical oscillations without the use of a magnetic field external thereto, comprising providing a spin torque oscillator having a nanopillar that includes a plurality of free ferromagnetic (FM) layers.
A system comprising an integrated circuit including:
- a device layer;
- a plurality of inter-layer dielectric (ILD) layers disposed on the device layer;
- a plurality of metal lines interleaved between the ILD layers;
- a spin torque oscillator disposed between two of the plurality of metal lines such that the metal lines correspond to electrodes thereof, the spin torque oscillator being configured to generate microwave electrical oscillations without the use of a magnetic field external thereto, the spin torque oscillator having a nanopillar that includes a plurality of free ferromagnetic (FM) layers.
Dependencies are inferred from the claim text.