| 摘要 |
A data read method includes a steps of reading identical data from one region on a recording medium a plurality of times, a step of comparing the data read the plurality of times in units of one or a plurality of bits to obtain comparison results, and generating read data made up of data values having a highest frequency for each unit based on the comparison results, and a step of carrying out an error detecting and correcting process with respect to the read data.
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