Requirement relaxation for multiple readers in presence of large skew angle range

A readback signal from a first reader and a readback signal from a second reader are received, the first reader and the second reader configured to read two-dimensional data from at least one track of a recording media. A quality metric of the second reader is measured based on the readback signal....

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Bibliographische Detailangaben
Hauptverfasser: WARMKA SCOTT, ERDEN MEHMET FATIH, CROSS RALPH WILLIAM, VIKRAMADITYA BARMESHWAR
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A readback signal from a first reader and a readback signal from a second reader are received, the first reader and the second reader configured to read two-dimensional data from at least one track of a recording media. A quality metric of the second reader is measured based on the readback signal. It is determined if the quality metric for the second reader is above a threshold. If the quality metric is above the threshold, the first reader and the second reader are used to read the data.