Recording media with multiple exchange coupled magnetic layers

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United States of America Patent

PATENT NO 9028985
APP PUB NO 20120251846A1
SERIAL NO

13077419

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Abstract

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A magnetic recording (PMR) disk structure is described. The PMR disk structure may include a magnetic capping layer being substantially free of an oxide, an upper magnetic layer with an oxide content disposed directly below and in contact with the magnetic capping layer, and an upper exchange coupling layer disposed below the upper magnetic layer.

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Patent Owner(s)

  • WD MEDIA, INC.;WD MEDIA, LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Acharya, B Ramamurthy Fremont, US 42 1279
Desai, Mrugesh San Jose, US 10 231
Kang, Kyongha Fremont, US 6 93
Zhou, Jian Dublin, US 382 3249

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