Magnetic memory device

Static information storage and retrieval – Systems using particular element – Magnetoresistive

Reexamination Certificate

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C257S421000

Reexamination Certificate

active

07606063

ABSTRACT:
A magnetic memory device includes a substrate, a magnetic tunneling junction (MTJ) structure disposed on the substrate, and a capping layer disposed on the MTJ structure. By adding a capping layer on the MTJ structure, the property of the magnetic memory device is improved, the magnetoresistance (MR) ratio is raised, and the time cost by the magnetic memory device to process data is effectively reduced.

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Nagamine, M, etc. Conceptual material Design for Magnetic Tunneling Junction Cap Layer for High magnetoresistance Ratio. Journal of Applied Physics99, 08K703(2006).
Wang, Y.H., etc. Interfacial and Annealing Effects on Magnetic properties of CoFeBthin Films. Journal of Applied Physics99, 08M307(2006).

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