Signal reproducing method, magnetic head and magnetic...

Details Signal reproducing method, magnetic head and magnetic... Signal reproducing method, magnetic head and magnetic...

2011-07-19

2011-07-19

Olson, Jason C (Department: 2627)

Dynamic magnetic information storage or retrieval

Modulating or demodulating

Frequency

C360S046000, C360S324000

Reexamination Certificate

active

07982986

ABSTRACT:
A magnetic head, includes a magnetic oscillation element, the oscillation frequency of which is modulated by a medium magnetic field, and a reproducing device configured to detect a phase difference between the adjacent oscillation signals derived from the magnetic oscillation element and output a phase difference signal as a reproduced signal.

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Korean Office Action dated Feb. 22, 2010 from corresponding Korean Patent Application No. 10-2008-87743 (w/English translation).

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