Invention Grant
US09053733B2 Magnetic recording medium with magnetic portions of different orientations and method of manufacturing the same 有权
具有不同取向的磁性部分的磁记录介质及其制造方法

Magnetic recording medium with magnetic portions of different orientations and method of manufacturing the same
Abstract:
According to one embodiment, a magnetic recording medium includes a data region and a servo region adjacent to the data region and including a magnetic recording layer, the magnetic recording layer including first and second patterned regions adjacent to each other, the first patterned region including a first nonmagnetic matrix and first magnetic particles dispersed in the first nonmagnetic matrix and having magnetization oriented in a first direction, the second patterned region includes a second nonmagnetic matrix and second magnetic particles dispersed in the second nonmagnetic matrix and having magnetization oriented in a second direction opposite to the first direction, sizes of the first magnetic particles being smaller than sizes of the second magnetic particles.
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