Error correction method and apparatus for data storage device

Details Error correction method and apparatus for data storage device Error correction method and apparatus for data storage device

2011-08-30

2011-08-30

Abraham, Esaw T (Department: 2112)

Error detection/correction and fault detection/recovery

Pulse or data error handling

Digital data error correction

C714S756000, C714S764000

Reexamination Certificate

active

08010879

ABSTRACT:
The present invention provides a data storage device comprising a disk storage medium containing user data in a plurality of sectors, a head for writing or reading the user data and error correcting means for correcting an error that occurs in the user data during the reading process. The error correcting means comprises a syndrome generator for generating syndromes on the basis of the user data contained in predetermined sectors, registers for storing the syndromes generated and an exclusive OR circuit for exclusive ORing the values stored in the registers.

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