Write condition setting method and disk unit

Details Write condition setting method and disk unit Write condition setting method and disk unit

1998-05-26

2000-08-08

Kim, W. Chris

Dynamic magnetic information storage or retrieval

General processing of a digital signal

Head amplifier circuit

360 53, G11B 509

Patent

active

061010537

ABSTRACT:
A write condition setting method includes a measuring step for measuring at least one of a track per inch margin, an offset margin and an on-track accuracy margin with respect to a head for each of a plurality of temperatures prior to writing data on a track of a disk, and a setting step for variably setting at least one of a write current applied to the head and an off-track slice as a write condition for each of the plurality of temperatures based on a parameter which is dependent upon temperature so that the at least one of the track per inch margin, the offset margin and the on-track accuracy margin becomes a maximum.

REFERENCES:
patent: 5600500 (1997-02-01), Madsen et al.

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