Information recording medium to which extra ECC is applied,...

Details Information recording medium to which extra ECC is applied,... Information recording medium to which extra ECC is applied,...

2011-03-08

2011-03-08

Rizk, Sam (Department: 2112)

Error detection/correction and fault detection/recovery

Pulse or data error handling

Digital data error correction

C714S758000

Reexamination Certificate

active

07904791

ABSTRACT:
An information recording medium to which data extra ECC is applied, and a method and apparatus for managing the information storage medium is provided. The method includes: determining whether extra ECC is applied with respect to data that is to be recorded on the information recording medium, and deciding an extra ECC application rate; assigning an area for recording a data block including an extra parity generated by applying the extra ECC to the data that is to be recorded on the information recording medium, to the information recording medium; assigning an extra ECC management information area for recording extra ECC management information for managing the extra ECC, to the information recording medium; and recording or updating the extra ECC management information in the extra ECC management information area. Therefore, it is possible to improve reproduction reliability while maintaining reproduction compatibility with conventional apparatuses.

REFERENCES:
patent: 7047476 (2006-05-01), Nagai et al.
patent: 2004/0114484 (2004-06-01), Sako et al.
patent: 2005/0028067 (2005-02-01), Weirauch
patent: 2007-80692 (2007-08-01), None
patent: 2007-99387 (2007-10-01), None
patent: WO 2006/009290 (2006-01-01), None
PCT International Search Report and Written Opinion issues in corresponding PCT International Application No. PCT/KR2007/003372 dated Oct. 18, 2007.

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