Apparatus and method for processing a data signal from a magnetic-media reading head
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United States of America Patent
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May 23, 2000
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N/A
app pub date -
May 23, 1995
filing date -
May 23, 1994
priority date (Note) -
Expired
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Abstract
A device comprises a variable-gain input amplifier, a low-pass analog filter, a transversal continuous-time analog filter, and two distinct and parallel sampling channels interposed between the transversal analog filter and an RLL-NRZ decoder. The two sampling channels each comprise an analog-to-digital converter and a Viterbi detector arranged in series and operating according to sampling sequences that alternate with one another.
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