Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 14, 2010
Patent Application Number
12017573
Date Filed
January 22, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
An operating method of a memory cell is described, wherein the memory cell has a plurality of threshold voltages. The operating method includes programming the cell from an initial state to a programmed state. The initial state is an erased state having a threshold voltage between the lowest threshold voltage and the highest one among the plurality of threshold voltages.
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