System, method and computer program product for tape failure...

Details System, method and computer program product for tape failure... System, method and computer program product for tape failure...

2007-04-17

2007-04-17

Wellington, Andrea (Department: 2627)

Dynamic magnetic information storage or retrieval

General processing of a digital signal

Data verification

Reexamination Certificate

active

10858031

ABSTRACT:
A tape recording apparatus for recording data on a tape medium is provided with: a data writing unit for writing a data unit to the tape medium, and if an error is detected in the writing of the data unit, writing the same data unit to the tape medium again and recording a plurality of the data units sequentially; a write number counter for, in a data set including the plurality of data units, counting a write number which is a number of writing the data units; a write number information storage unit for storing write number information, in which information indicating the counted write number and a physical position in the tape medium are associated with each other, with respect to a plurality of the tape media to which the above described tape recording apparatus has written; and a failure determination unit for detecting a failure in the data writing unit based on the write number information.

REFERENCES:
patent: 4637023 (1987-01-01), Lounsbury et al.
patent: 5872672 (1999-02-01), Chliwnyj et al.
patent: 5995306 (1999-11-01), Contreras et al.
patent: 6034831 (2000-03-01), Dobbek et al.
patent: 6512644 (2003-01-01), Hall et al.

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