Electricity: motive power systems – Positional servo systems – Digital or numerical systems
Patent
1987-03-02
1989-02-28
Shoop, Jr., William M.
Electricity: motive power systems
Positional servo systems
Digital or numerical systems
318600, 318618, 360 77R, 360 7807, G05B 1118, G11B 2110
Patent
active
048089001
ABSTRACT:
Disclosed is a servo control system for a disk drive actuator using a bi-directional (Up/Down) Difference Counter along with a control circuit therefor which signals the counter each time a "rest position" is passed, indicating whether this passage is toward, or away-from, the destination track.
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Ohlinger Wilhelm
Warner Nicholas M.
Cass Nathan
Ip Paul
McCormack John J.
Peterson Kevin R.
Shoop Jr. William M.
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