Hitachi Global Storage Technologies Netherlands B.v.

Toshiaki Tsuyoshi

Hiroyasu Tanabe

Jun Ohno

Noboru Suzuki

Embodiments of the invention provide a disk drive capable of writing information on data tracks even more positively when a shingle write method is adopted. In one embodiment, the disk drive is characterized in that, when information is to be written on a plurality of adjacent data tracks on a recording medium through the shingle write method, writing of information is controlled by detecting an actual writing position based on servo information recorded on the recording medium and determining whether or not the detected actual writing position meets a predetermined condition.

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Kanagawa, Japan

Toshiaki Tsuyoshi