发明名称 |
Disk drive and method for controlling clearance in the disk drive |
摘要 |
A disk drive. The disk drive includes a disk configured to store data, a slider configured to fly in proximity to the disk, and a magnetic-recording head on the slider configured to access the disk. The disk drive also includes a moving mechanism configured to support and to move the head-slider, an adjustment portion configured to adjust clearance between the magnetic-recording head and the disk, and a controller configured to control the adjustment portion to control the clearance. The controller is configured to perform clearance control in a first mode in an operation selected from the group consisting of reading user data and writing user data according to a change in fly height of the slider after a load operation, and subsequently is configured to perform clearance control in a second mode in an operation selected from the group consisting of reading user data and writing user data.
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申请公布号 |
US8009380(B2) |
申请公布日期 |
2011.08.30 |
申请号 |
US20090623345 |
申请日期 |
2009.11.20 |
申请人 |
HITACHI GLOBAL STORAGE TECHNOLOGIES, NETHERLANDS,B.V. |
发明人 |
MATSUSHITA SHINJI;KURAMOTO KENICHI;KUROKI KENJI;NISHIOKA TAKAHIRO;ISHIKAWA MASAYUKI |
分类号 |
G11B21/02 |
主分类号 |
G11B21/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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