Method and system for updating software
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United States of America Patent
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Feb 16, 2010
Grant Date -
Mar 17, 2005
app pub date -
Apr 7, 2004
filing date -
Sep 17, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
A method and a system for updating software stored in a flash memory, which enables a user to resume a suspended updating process even when log data stored in a journaling area is lost. According to the present invention, log data indicating the results of implementation of each step of the updating process is stored in a journaling area allocated in a flash memory to update the software. The data stored in the journaling area is copied into a first backup journaling area allocated in the flash memory whenever each step is completed. Concurrently, log data indicating the copying results is stored in a second backup journaling area.
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