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US 2015/0092292 A1Published application
Mamr head with recessed sto
AssigneeHGST Netherlands B.V.
InventorsMasaru FURUKAWA, Jianhua LI, Masato MATSUBARA, Masato SHIIMOTO
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Abstract
Embodiments of the present invention generally relate to a microwave assisted magnetic recording (MAMR) head. The MAMR head includes a main pole, a trailing shield, and a spin torque oscillator (STO) disposed between the main pole and the trailing shield. The STO is recessed from an air bearing surface.
Claims20
A microwave assisted magnetic recording head, comprising:
- a main pole;
- a trailing shield;
- and
- a spin torque oscillator positioned between the main pole and the trailing shield, wherein the spin torque oscillator has a surface facing an air bearing surface and the surface is recessed from the air bearing surface.
1 more element
A microwave assisted magnetic recording head, comprising:
- a main pole having an end extending to an air bearing surface;
- a trailing shield having an end extending to the air bearing surface;
- and
- a spin torque oscillator positioned between the main pole and the trailing shield, wherein the spin torque oscillator has a surface facing the air bearing surface and the surface is recessed from the air bearing surface.
1 more element
Dependencies are inferred from the claim text.