Upgrade method for navigation data and apparatus for saving user data
作者： Yoshihide Hamaguchi , Kenichiro Yano , Satoshi Saitoh , Shuuji Watanabe
DOI:
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摘要: An upgrade method for navigation data is provided with: a memory status of device that removed from apparatus checked and it determined whether there are the to be upgraded user saved. The saved in backup device. written over with data. Then, read rewritten as
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