Recording/reproducing apparatus and method for recording/reprodu

Dynamic information storage or retrieval – Specific detail of information handling portion of system – Electrical modification or sensing of storage medium

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250306, G11B 700

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active

057516847

ABSTRACT:
In recording/reproduction of information, a probe is used to scan the surface of a recording medium in which a recording bit is formed and the recording bit is detected by comparing a signal detected via the probe with a predetermined threshold value. A signal detected within the recording surface is normalized on the basis an amplitude value of a signal detected on a portion where no recording bit is present by the probe.

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