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Method for Enhancing Life Cycle of Memory

  • US 20080183947A1
  • Filed: 01/30/2007
  • Published: 07/31/2008
  • Est. Priority Date: 01/30/2007
  • Status: Active Grant
First Claim
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1. A method for enhancing a life cycle of memory comprising:

  • updating a content of a data block and moving the data block to a free block;

    updating a level of the data block and updating a modify count of the memory in response to the movement of the data block when the modify count has not reach a predetermined value;

    when the modify count reaches the predetermined value, updating the level of remaining data blocks whose level is different from other data blocks'"'"' level and moving the remaining data blocks to free blocks without updating contents of the remaining data blocks; and

    when all data blocks reach a same level, resetting the modify count.

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