System and method of rewriting data tracks

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data verification

Reexamination Certificate

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C360S075000

Reexamination Certificate

active

11529763

ABSTRACT:
The present disclosure is directed to systems and methods of rewriting defective tracks in a data storage device. In a particular embodiment, the method includes writing a servo pattern on a data storage surface having tracks, detecting a defective track, and rewriting information on the defective track. The method also includes failing a test when a number of defective tracks is greater than a threshold. The method also includes rewriting servo bursts.

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