Patent ID: 7454688
Filing Date: 2008-11-18
Classification: G11B

Abstract:
1. An information recording device for recording auxiliary information onto a disc recording medium having a data area for recording main data and a burst cutting area for recording the auxiliary information, the device comprising: acquisition means for acquiring the auxiliary information; blocking means for appending a header containing an identification number and a block number to the auxiliary information acquired by the acquisition means, thus generating error correction blocks each constituting a processing unit for error correction; recording means for recording the error correction blocks containing the auxiliary information having the header added thereto, which are generated by the blocking means, into the burst cutting area on the disc recording medium; and control means for performing control so that when said auxiliary information is double-written in first and second error correction blocks, said first and second error correction blocks have identical block numbers written therein, and when the auxiliary information is written over a plurality of error correction blocks, the plurality of error correction blocks have block numbers that are serial numbers.