发明名称 |
MAP UPDATE DATA SUPPLY DEVICE AND MAP UPDATE DATA SUPPLY PROGRAM |
摘要 |
A map update data supply device includes: a request update data extraction unit that based on an update request extracts a request update section, and a latest version of an overwrite update data file for overwrite updating; and a safeguard update data extraction unit that extracts a safeguard update section that safeguards a network between adjacent sections, and up to an update safeguard version of a difference update data file, wherein the extracted data files are supplied to a navigation device. |
申请公布号 |
EP2534446(A1) |
申请公布日期 |
2012.12.19 |
申请号 |
EP20110713094 |
申请日期 |
2011.03.07 |
申请人 |
AISIN AW CO., LTD.;TOYOTA JIDOSHA KABUSHIKI KAISHA;DENSO CORPORATION |
发明人 |
SAWAI KIMIYOSHI;WATANABE KAZUNORI;WATANABE TAKAYUKI;ATARASHI YASUTAKA |
分类号 |
G01C21/32;G06F17/30 |
主分类号 |
G01C21/32 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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