Dynamic magnetic information storage or retrieval – Head – Hall effect
Patent
1995-03-13
1996-01-09
Wolff, John H.
Dynamic magnetic information storage or retrieval
Head
Hall effect
360126, G11B 533, G11B 5147
Patent
active
054834031
ABSTRACT:
A thin film magnetic structure for use as a flux guide in a magnetic recording system has tapered edges transverse to the magnetization axis of the film. The tapered edges eliminate magnetic edge domains and thereby assure a single magnetic domain in the film structure. Thus, Barkhausen noise is essentially eliminated from the signal read by the film structure from the magnetic recording medium.
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Berthold Thomas R.
International Business Machines - Corporation
Miller Brian E.
Wolff John H.
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