Data detection for local probe data storage devices

Apparatus for detecting data in a sensor signal generated by a read sensor in a local probe data storage device comprises a differentiation for subtracting a value of the sensor signal from the succeeding value of the sensor signal to generate a ternary difference signal; and a convertor connected t...

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Bibliographische Detailangaben
Hauptverfasser: Bächtold, Peter, Binnig, Gerd K, Cherubini, Giovanni, Dholakia, Ajay, Dürig, Urs T, Eleftheriou, Evangelos S, Loeliger, Theodor W, Vettiger, Peter
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Apparatus for detecting data in a sensor signal generated by a read sensor in a local probe data storage device comprises a differentiation for subtracting a value of the sensor signal from the succeeding value of the sensor signal to generate a ternary difference signal; and a convertor connected to the differentiator for converting the difference signal into a binary output signal indicative of the detected data. A local probe data storage device comprising such apparatus is also described.