×

Memory Device with adaptive capacity

  • US 8,239,735 B2
  • Filed: 05/10/2007
  • Issued: 08/07/2012
  • Est. Priority Date: 05/12/2006
  • Status: Active Grant
First Claim
Patent Images

1. A method for data storage in a memory that includes a plurality of analog memory cells, the method comprising:

  • estimating respective achievable storage capacities of the analog memory cells;

    assigning the memory cells respective storage configurations defining quantities of data to be stored in the memory cells based on the estimated achievable capacities;

    storing the data in the memory cells in accordance with the respective assigned storage configurations;

    re-estimating the respective achievable storage capacities of the analog memory cells after the memory has been installed in a host system and used for storing the data in the host system, and modifying the storage configurations responsively to the re-estimated achievable capacities,wherein assigning and modifying the storage configurations comprise maintaining a predetermined margin between the quantities of the data stored in the memory cells and the respective estimated achievable capacities.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×