Method and apparatus for optimizing write current during servo w

Details Method and apparatus for optimizing write current during servo w Method and apparatus for optimizing write current during servo w

1997-09-18

2000-09-12

Loomis, Paul

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

360 53, G11B 2102, G11B 509

Patent

active

061186147

ABSTRACT:
A servo writer optimizes a write current during servowriting a magnetic disk recording device by measuring the head performances at the inner, outer, and middle regions prior to writing the servo information with optimal write current in order to obtain the best qualified servo.

REFERENCES:
patent: 4642709 (1987-02-01), Vinal
patent: 5408367 (1995-04-01), Emo
patent: 5600500 (1997-02-01), Madsen et al.
patent: 5610776 (1997-03-01), Oh
patent: 5687036 (1997-11-01), Kassab
Electronics, Aug. 25, 1983, No. 17, pp. 147-151.

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