Dynamic pulse operation for phase change memory
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United States of America Patent
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Jun 18, 2013
Grant Date -
May 17, 2012
app pub date -
Nov 15, 2010
filing date -
Nov 15, 2010
priority date (Note) -
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Abstract
The control circuit performs a reset operation and a set operation that change the resistance states of phase change memory cells of the array. The control circuit changes at least one parameter, of at least one of the reset operation and the set operation for future operations. This change is responsive to an indicator of degraded memory state retention of the array.
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