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公开(公告)号:DE69118756D1
公开(公告)日:1996-05-23
申请号:DE69118756
申请日:1991-05-02
Applicant: IBM
Inventor: RE MARK EDWARD , RUSSAK MICHAEL ALLEN , WEBB BUCKNELL CHAPMAN
Abstract: A thin film magnetic head (10), having a predetermined cut-off frequency is constructed of alternating first (22) and second layers (24), the first layers (22) comprised of a magnetic material and the second layers (24) comprised of a resistive material. The resistivity of the second layers (24) is chosen so that the head's cut-off frequency exceeds the head's required frequency response. The resistivity of the second layers is chosen to be considerably less than any level of resistivity which falls within the insulation regime.