Invention Grant
US08379443B2 Charge retention for flash memory by manipulating the program data methodology 有权
通过操纵程序数据方法对闪存进行充电保留

Charge retention for flash memory by manipulating the program data methodology
Abstract:
A method, system and apparatus for determining whether any un-programmed cell is affected by charge disturb by comparing the voltage threshold of the un-programmed cells against a reference voltage. If the voltage threshold for the un-programmed cell exceeds the reference voltage, the failed or defective un-programmed cell will be then be programmed. This will change the defective un-programmed cell to a new programmed value. To account for the location of the failing memory cell, address syndrome bits are used to identify the location of the defective memory cell.
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