Read Channel device

A level shift is provided between a first level and a second level for a first and second compensatory signal. Power supply variations are measured and the levels are compensated for these power supply variations so that the power supply does not affect the first and second levels.

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Bibliographische Detailangaben
Hauptverfasser: SHEAHAN, BENJAMIN JOSEPH, PIERSON, RICHARD CHARLES
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A level shift is provided between a first level and a second level for a first and second compensatory signal. Power supply variations are measured and the levels are compensated for these power supply variations so that the power supply does not affect the first and second levels.