Error correction method

Excavating

Patent

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Details

371 391, G06F 1110, H03M 1300

Patent

active

054084776

ABSTRACT:
Q- or P-sequence error correction is suitable for correcting errors of data stored in a CD-ROM. Errors of data are corrected using a 2-word parity code added to the data and input pointers that have been set for the words that are presumed to be subjected to errors. Output pointers are set for respective words of data which are presumed not to be error-corrected completely.

REFERENCES:
patent: Re33462 (1990-11-01), Suzuki et al.
patent: 4541092 (1985-09-01), Sako et al.
patent: 4546474 (1985-10-01), Sako et al.
patent: 5060221 (1991-10-01), Sako et al.

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