Method and system for managing virtual memory
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United States of America Patent
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Aug 9, 2005
Grant Date -
Sep 9, 2004
app pub date -
Mar 3, 2003
filing date -
Mar 3, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
A method and system of managing virtual memory for a flash-memory system. Logical blocks in a buffer are used to store data copied from a physical block in a flash-memory. An operating system searches data in the buffer first. If the data is in the buffer, it is accessed. If not, the operating system searches for the data in the flash memory, meanwhile writing a logical block having a dirty flag back to a logical block.
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