Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the head
Reexamination Certificate
2007-08-07
2007-08-07
Hudspeth, David (Department: 2651)
Dynamic magnetic information storage or retrieval
Automatic control of a recorder mechanism
Controlling the head
Reexamination Certificate
active
10617479
ABSTRACT:
A servo system includes a first member and a second member that is positionable relative to the first member. A position error signal causes the second member to be positioned at a desired location relative to the first member. The position error signal includes a position error due to a disturbance in the servo system, and the position error is reduced by attenuation of a disturbance signal as a non-linear function of the amplitude of the disturbance signal.
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Guo Lin
Lin Jong-Min
Shim David Hyunchul
Habermehl James L
Hansra Tejpal S.
Hudspeth David
Maxtor Corporation
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