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Use of error correction pointers to handle errors in memory

  • US 9,250,990 B2
  • Filed: 09/24/2013
  • Issued: 02/02/2016
  • Est. Priority Date: 09/24/2013
  • Status: Active Grant
First Claim
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1. An apparatus for reading data from a memory, the apparatus comprising:

  • an error correction pointer (ECP) block to store a plurality of ECP pointers including ECP information associated with hard errors of one or more codewords associated with data stored in a memory; and

    a memory controller including a read module coupled with the ECP block to read data stored in the memory, wherein to read data stored in the memory includes;

    determine whether a number of hard errors in a codeword read from the memory exceeds a threshold; and

    responsive to a determination that the number of hard errors in the codeword exceeds the threshold, update the ECP information associated with the hard errors of the codeword in one or more of the ECPs.

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