Magnetic disk apparatus and position control method for...

Details Magnetic disk apparatus and position control method for... Magnetic disk apparatus and position control method for...

2005-07-19

2005-07-19

Sniezek, Andrew L. (Department: 2651)

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

Reexamination Certificate

active

06920009

ABSTRACT:
In a magnetic head slider of a magnetic disk apparatus, including therein a load/unload mechanism for loading/unloading the magnetic head slider2to the magnetic disk, on which is defined a load/unload zone12of a predetermined length in a peripheral direction thereof, wherein a specific command or pattern14is recorded in front of the load/unload zone of the magnetic disk, in the peripheral direction thereof, and a controller moves the magnetic head slider onto a track in an inside thereof, so as to avoid passing on or above the load/unload zone, when reading out this specific command recorded, and then moves it back onto that track, again, during when reading/writing data on the track lying on the same radius to that of the load/unload zone.

REFERENCES:
patent: 2002/0089776 (2002-07-01), Hirano et al.
patent: 2004/0179289 (2004-09-01), Suk et al.
patent: 2002-170349 (2002-06-01), None

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