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Error detection in storage data

  • US 20030140299A1
  • Filed: 01/22/2002
  • Published: 07/24/2003
  • Est. Priority Date: 01/22/2002
  • Status: Active Grant
First Claim
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1. A method for error detection in storage data, comprising:

  • retrieving one block from a plurality of blocks, wherein the retrieved block has a pattern and a checksum field, and wherein the pattern is written into the plurality of blocks during initialization of the blocks in a storage device;

    determining whether a checksum computed from the retrieved block is different than the value in the checksum field of the retrieved block;

    determining whether the retrieved block includes the pattern; and

    generating an error if the retrieved block does not include the pattern and if the computed checksum is different than the value in the checksum field.

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