Definition: Viterbi Detection


An algorithm used in read channel technology that detects an entire sequence of data bits at a time and determines the most likely sequence of data bits by comparing actual sequence of data bit samples with sequences of possible data bit sample to accurately detect that data written to disk.




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Data Recovery Fact

Unrecoverable Error

A read error that cannot be overcome by an ECC scheme or by rereading the data when host retries are enabled.

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