| 摘要 |
<p>PROBLEM TO BE SOLVED: To preferably shorten time necessary for data refresh processing.SOLUTION: The information recording device comprises: a recording medium for recording update data which is a target of data refresh; read means for reading the update data recorded in the recording medium; update means for updating management information at the time of data refresh with a value showing a state before the data refresh; generation means for generating parity data on the basis of the updated management information and the read update data; and recording means for recording the update data after recording the generated parity data.</p> |
