Dynamic magnetic information storage or retrieval – Head – Core
Patent
1993-12-28
1995-10-24
Psitos, Aristotelis
Dynamic magnetic information storage or retrieval
Head
Core
360 7705, G11B 517
Patent
active
054615283
ABSTRACT:
A servo head in a disc file data storage system includes a servo transducer and a coil which are connected so that noise induced by a nearby writing data head cancels. The servo transducer, mounted on a slider, reads information stored on a servo disc. The coil, also mounted on the slider, is connected to the servo transducer to produce an output signal so that noise signals induced in the servo transducer by operation of the data head tend to be canceled by noise signals induced in the coil by operation of the data head.
REFERENCES:
patent: 3582918 (1971-05-01), Tiemann
patent: 4008493 (1977-02-01), Pizzuto
patent: 4012782 (1977-03-01), Lazzari
patent: 4072994 (1978-02-01), Takashima
patent: 4823205 (1989-04-01), Hannon et al.
patent: 4962437 (1990-10-01), Wilcox
patent: 5210669 (1993-05-01), Weispfenning et al.
J. Desserre et al., "New Possibilities Offered by Integrated Heads to Reduce Crossfeed(Write to Read)", IEEE Transactions on Magnetics, vol. MAG-13, No. 5, Sep. 1977, pp. 1469-1471.
Jallen Gale
Jallen Paul A.
Keel Beat G.
Larson Halden W.
Stover Lance E.
Psitos Aristotelis
Seagate Technology Inc.
Wilson James T.
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