Disk apparatus and its control method

Details Disk apparatus and its control method Disk apparatus and its control method

1993-01-26

1995-04-04

Psitos, Aristotelis

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

360 7704, 360 7807, G11B 5596

Patent

active

054042550

ABSTRACT:
A disk apparatus has a gain identifying apparatus for identifying a gain from a control signal for controlling each head to a detection position signal, a memory device to store the identified gain, and an apparatus for correcting the control signal on the basis of the gain at at time point when each head which is provided for each recording surface of disks is located at each of a plurality of track positions.

REFERENCES:
patent: 4814909 (1989-03-01), Brown et al.
patent: 4907109 (1990-03-01), Senio
patent: 4954908 (1990-09-01), Sengoku
patent: 4965501 (1990-10-01), Hashimoto
patent: 5063454 (1991-11-01), Hashimoto
patent: 5189578 (1993-02-01), Mori et al.
patent: 5229896 (1993-07-01), Tohyama et al.
patent: 5257252 (1993-10-01), Barnes et al.

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