Tunnel magnetoresistive sensor having conductive ceramic layers
AssigneeInternational Business Machines Corporation
InventorsRobert G. Biskeborn, Calvin S. Lo, Philip M. Rice, Teya Topuria
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Abstract
An apparatus according to one embodiment includes a sensor having an active region, a magnetic shield adjacent the active region, and a spacer between the active region and the magnetic shield. The spacer includes an electrically conductive ceramic layer. An apparatus according to another embodiment includes a sensor having an active tunnel magnetoresistive region, a magnetic shield adjacent the tunnel magnetoresistive region, and a spacer between the tunnel magnetoresistive region and the magnetic shields. The spacer includes an electrically conductive ceramic layer.
Claims20
An apparatus, comprising:
- a sensor having an active region, a magnetic shield adjacent the active region, and a spacer between the active region and the magnetic shield,
- wherein the spacer includes an electrically conductive ceramic layer.
An apparatus, comprising:
- a sensor having an active tunnel magnetoresistive region, a magnetic shield adjacent the tunnel magnetoresistive region, and a spacer between the tunnel magnetoresistive region and the magnetic shield,
- wherein the spacer includes an electrically conductive ceramic layer.
Dependencies are inferred from the claim text.