Rotating media storage device having a calibration track...

Details Rotating media storage device having a calibration track... Rotating media storage device having a calibration track...

2008-05-13

2008-05-13

Korzuch, William (Department: 2627)

Dynamic magnetic information storage or retrieval

General processing of a digital signal

Data in specific format

C360S051000

Reexamination Certificate

active

07372650

ABSTRACT:
Disclosed is a rotating media storage device (RMSD) that has at least one calibration track with unique calibration servo synch marks (SSMcs). The RMSD includes a disk that comprises a plurality of tracks including a calibration track having a plurality of normal servo wedges distributed around the calibration track. At least one of the normal servo wedges includes a normal servo synch mark (SSMN). Further, at least one calibration servo wedge is distributed between a pair of normal servo wedges. The calibration servo wedge includes a calibration servo synch mark (SSMC). The calibration SSMCincludes a pattern that is different than the pattern associated with the normal SSMN.

REFERENCES:
patent: 6429994 (2002-08-01), Le et al.

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