Signal quality evaluation method, information...

Error detection/correction and fault detection/recovery – Pulse or data error handling – Digital data error correction

Reexamination Certificate

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C375S341000, C369S053310

Reexamination Certificate

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07082566

ABSTRACT:
Signal quality evaluation is performed using a predetermined reproduction signal, a first pattern corresponding to a signal waveform pattern of the reproduction signal, and a given pattern corresponding to the signal waveform pattern of the reproduction signal and being different from the first pattern.

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patent: 6289059 (2001-09-01), Yamaguchi et al.
patent: 6587417 (2003-07-01), Okamoto et al.
patent: 2003/0043939 (2003-03-01), Okumura et al.
patent: 2000-90436 (2000-03-01), None

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