Adaptive estimation of memory cell read thresholds

Adaptive estimation of memory cell read thresholds

  • CN 101,715,595 A
  • Filed: 03/11/2008
  • Published: 05/26/2010
  • Est. Priority Date: 03/12/2007
  • Status: Active Application
First Claim
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1. an operation comprises the method for the storer of a plurality of analog memorys unit, comprising:

  • By write to the unit first storing value with data storage in storer;

    From the unit, read second storing value, and estimate the cumulative distribution function (CDF) of second storing value;

    Handle estimated CDF to calculate one or more thresholds;

    AndUse one or more thresholds, to described unit carry out memory access operations.

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