Metallic thin film type magnetic recording medium and method of manufacturing thereof
AssigneeSony Corporation
InventorsRyoichi Hiratsuka, Ichiro Kanagawa, Kasumi Suzuki, Tomoe Ozaki
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AssigneeSony Corporation
InventorsRyoichi Hiratsuka, Ichiro Kanagawa, Kasumi Suzuki, Tomoe Ozaki
Estimating the term…
A method of manufacturing a metallic thin film type magnetic recording medium is provided. The method comprises the steps of arranging an initial substance of said recording medium in opposition to a plasma discharge electrode, said initial substance comprising a non-magnetic support base, a metallic layer capable of functioning as a metallic electrode formed on said non-magnetic support base and a metallic magnetic layer formed on said metallic layer, and forming a protection film on a surface of said initial substance of said recording medium by way of generating plasma discharge while feeding raw material gas between said metallic layer/said metallic magnetic layer and said plasma discharge electrode.
An evaporated metal tape type magnetic recording medium comprising:
Dependencies are inferred from the claim text.