Data processing: software development – installation – and managem – Software upgrading or updating
Reexamination Certificate
2006-08-08
2006-08-08
Ingberg, Todd (Department: 2193)
Data processing: software development, installation, and managem
Software upgrading or updating
C701S200000, C707S793000, C707S793000
Reexamination Certificate
active
07089546
ABSTRACT:
An upgrade method for navigation data is provided with: a memory status of a memory device that is removed from a navigation apparatus is checked and it is determined whether there are the navigation data to be upgraded and the user data to be saved. The user data is saved in a backup memory device. The navigation data is written over with upgraded navigation data. Then, the saved data is read from the backup memory device and rewritten in the memory device as the user data.
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Hamaguchi Yoshihide
Saitoh Satoshi
Watanabe Shuuji
Yano Kenichiro
Ingberg Todd
Pioneer Corporation
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