Positioning control circuit, measurement apparatus for trace...

Details Positioning control circuit, measurement apparatus for trace... Positioning control circuit, measurement apparatus for trace...

2006-08-24

2008-11-18

Tzeng, Fred (Department: 2627)

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

Reexamination Certificate

active

07453664

ABSTRACT:
A magnetic disk apparatus is configured so as to read trace information from a discrete track recording medium recording the trace information for making a servo locus of a magnetic head trace the center line of physical tracks and control the servo locus of the magnetic head onto the center line of the physical tracks.

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patent: 5170299 (1992-12-01), Moon
patent: 6469853 (2002-10-01), Satoh
patent: 6519107 (2003-02-01), Ehrlich et al.
patent: 6556365 (2003-04-01), Satoh
patent: 09-091903 (1997-04-01), None

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