发明名称 |
Fractional-rate feedforward RRO compensator |
摘要 |
An apparatus and method of tracking repeatable runout in a disc drive servo loop is provided in which a feedforward signal having harmonic components that are updated at a sample rate that is a fraction of a servo sector sample rate is employed during track following.
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申请公布号 |
US6956711(B2) |
申请公布日期 |
2005.10.18 |
申请号 |
US20030653505 |
申请日期 |
2003.09.02 |
申请人 |
SEAGATE TECHNOLOGY LLC |
发明人 |
HANSON REED DAVID;WILSON NATHANIEL BOYD;MORRIS JOHN CHRISTOPHER;ZIRPS THOMAS CHRISTOPHER |
分类号 |
G11B5/596;(IPC1-7):G11B5/596 |
主分类号 |
G11B5/596 |
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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