Using redundant memory for extra features
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United States of America Patent
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May 13, 2008
Grant Date -
Oct 26, 2006
app pub date -
Jun 23, 2006
filing date -
Aug 16, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
Apparatus and methods are provided. A memory device has a memory array comprising primary and redundant portions. A redundancy circuit is coupled to the memory array and is coupled to receive a command signal. The redundancy circuit is adapted to be selectively programmed for selecting a redundant portion of the memory array for programming extra features in response to the command signal when the redundant memory portion is not used for replacing the primary portion.
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