Disc device, disk formatting method, and disk formatting...

Details Disc device, disk formatting method, and disk formatting... Disc device, disk formatting method, and disk formatting...

2008-04-08

2008-04-08

Wong, K. (Department: 2627)

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

Reexamination Certificate

active

11440902

ABSTRACT:
A disk device includes a plurality of recording surfaces each of which having a recording area for recording data. An area or a width in a radial direction of an effective area set to be capable of recording the data in the recording area on at least one of the recording surfaces is different from that in the recording area on other of the recording surfaces.

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patent: 8-255412 (1996-10-01), None
patent: 11-66776 (1999-03-01), None

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