VIRTUAL COPY AND VIRTUAL WRITE OF DATA IN A STORAGE DEVICE
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United States of America Patent
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Issued Date -
Jan 5, 2012
app pub date -
Jun 30, 2010
filing date -
Jun 30, 2010
priority date (Note) -
Abandoned
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Abstract
A storage device with a memory and a controller, and a method of copying data on a storage device are provided to perform virtual copy and virtual write of data in a storage device without physically storing data in the storage device. The controller includes, or incorporates with an executable module that handles a command to copy data from a source logical address to a destination logical address, where the source logical memory address data is already associated with a first physical memory address storing the data.
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