METHOD OF, AND APPARATUS FOR, IMPROVED DATA INTEGRITY
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United States of America Patent
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Issued Date -
Aug 1, 2013
app pub date -
Feb 1, 2012
filing date -
Feb 1, 2012
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Abstract
There is provided a method of writing data to a data sector of a storage device. The data sector has at least one parity sector associated therewith, each sector being configured to include a data field and a data integrity field. The data integrity field including a guard field, an application field and a reference field. The method includes providing data to be written to an intended sector; generating, for the intended sector, version information for the sector; generating a version vector based on the version information for the data sector; and writing the data to the data field of the data sector; writing the version information to the application field of the data sector; and writing the version vector to the application field of the parity sector.
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