Method and apparatus for error correction
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United States of America Patent
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Nov 14, 1989
Grant Date -
N/A
app pub date -
Feb 5, 1988
filing date -
Feb 10, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An error-correcting method and apparatus for a block of data provided with an error-correcting parity for error correction and an error-checking parity that can be used to generate a syndrome for error-checking, in which error correction is carried out by the use of the error-correcting parity and then an error check is carried out by the use of the error-checking parity thereby to increase the reliability of the error-checking data, wherein error information produced by the error-correction process using the error-correcting parity is utilized to correct the syndrome used in the error-checking process, so as to execute the respective operations in parallel and reduce the required data processing time or through-put.
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