Magnetic media with readable topographical features in...

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Disk record

Reexamination Certificate

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Details

C360S234000, C360S135000, C369S014000, C369S043000

Reexamination Certificate

active

06873492

ABSTRACT:
Magnetic patterned media comprise topographical features readable with a slider-mounted non-magnetic transducer sensitive primarily to a local aerodynamic boundary condition, in addition to a magnetic recording layer substantially conforming to the topographical features. Passage of a transducer over the features generates effects that can be detected in, and separated from, the magnetic recording signal.

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patent: WO 0048172 (2000-08-01), None

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