Actuator driving apparatus and magnetic disk drive system with a

Details Actuator driving apparatus and magnetic disk drive system with a Actuator driving apparatus and magnetic disk drive system with a

1987-05-11

1989-07-25

Psitos, Aristotelis M.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

360 61, 360 75, 360 7804, G11B 555, G11B 5596

Patent

active

048519391

ABSTRACT:
In a magnetic disk drive apparatus having a plurality of actuators, or a magnetic disk drive system constructed of a plurality of head disk assemblies (HDA's); a magnetic disk drive apparatus or system in which the actuators included in the above apparatus or system can be arbitrarily and selectively coupled with a plurality of access control circuits and high power amplifiers that are smaller in number than the actuators.

REFERENCES:
patent: 4086636 (1978-04-01), Cizmic et al.
patent: 4381526 (1983-04-01), McLaughlin et al.
patent: 4423448 (1983-12-01), Frandsen
patent: 4544968 (1985-10-01), Anderson et al.
patent: 4575776 (1986-03-01), Stephens et al.
patent: 4669004 (1987-05-01), Moon et al.
patent: 4724369 (1988-02-01), Hashimoto

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