Adaptive track pitch control method and apparatus for disk drive

Details Adaptive track pitch control method and apparatus for disk drive Adaptive track pitch control method and apparatus for disk drive

1997-04-02

2000-10-10

Burgess, Glenton B.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

360 31, 360 7708, G11B 2102, G11B 5596, G11B 2736

Patent

active

061307963

ABSTRACT:
A method and apparatus for manipulating a magnetic disk to provide adaptive track pitch. A manufacturing station measures the actual radial width of an annular surface of the disk, which may include extra space. Wider-than-nominal track widths are then computed and utilized for writing data onto the disk.

REFERENCES:
patent: 5553086 (1996-09-01), Sompel et al.
patent: 5844742 (1998-12-01), Yarmchuk et al.

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