Method and apparatus for performing a spiral self-servo...

Details Method and apparatus for performing a spiral self-servo... Method and apparatus for performing a spiral self-servo...

2007-05-01

2007-05-01

Wong, K. (Department: 2627)

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

Reexamination Certificate

active

10920717

ABSTRACT:
A method and apparatus for providing a temporary utility zone in a disk drive. A disk surface has a write head associated therewith. The write head is used to write spiral servo information and a propagation state indicator onto the disk surface. The spiral servo information and propagation state indicator are used to perform a self-servo write operation on the disk surface.

REFERENCES:
patent: 2003/0197969 (2003-10-01), Szita et al.
U.S. Appl. No. 10/858,846, filed Jun. 2, 2004, Everett et al.
U.S. Appl. No. 10/859,058, filed Jun. 2, 2004, Rewerts et al.
U.S. Appl. No. 10/859,061, filed Jun. 2, 2004, Jeong et al.
U.S. Appl. No. 10/859,062, filed Jun. 2, 2004, Liikanen et al.

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