Patent ID: 7406636
Filing Date: 2008-07-29
Classification: G11B,H03M

Abstract:
1. A data recording method for recording data to a recording medium, comprising the steps of: executing scramble processing to data sectors comprising a plurality of bytes; forming a data block by using the scrambled data sectors, the data block being organized as data columns and data rows; for each data column in the data block, adding bytes to include an error correcting code parity; rearranging the order of bytes in each data rows according plural rearranging rules to produce a rearranged data block, including rearranging a first row of data according to a first rearranging rule and rearranging at least a second row of data according to a second rearranging rule different from the first rearranging rule; performing modulation of the rearranged data block to record on a recording medium; and recording the modulated data block on the recording medium.