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Variable level memory

  • US 6,870,767 B2
  • Filed: 09/18/2003
  • Issued: 03/22/2005
  • Est. Priority Date: 09/18/2001
  • Status: Expired due to Term
First Claim
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1. A method comprising:

  • storing data at a first density in a first cell in a first memory array;

    storing data at a second density in a second cell in the first memory array; and

    dynamically changing the number of bits stored per cell.

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