Invention Grant
US08656257B1 Nonvolatile memory controller with concatenated error correction codes 有权
具有级联纠错码的非易失性存储器控制器

Nonvolatile memory controller with concatenated error correction codes
Abstract:
A nonvolatile memory controller may recover encoded data using the outer error correction code of the encoded data if it is determined that a correction capacity of the outer error correction code is not exceeded. Alternatively, the nonvolatile memory controller may recover the encoded data using the inner error correction code of the encoded data followed by the outer error correction code of the encoded data if it is determined that the correction capacity of the outer error correction code is exceeded. Additionally, if it is determined that the correction capacity of the outer error correction code is exceed after recovering the data using the inner error correction code, the nonvolatile memory storage module may perform a redundant array of independent disks (RAID) operation to recover the data.
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