发明名称 Car navigation system and map version management method thereof
摘要 <p>According to a car navigation system and a map version management method thereof, a version management method for a server having maps of different versions and a car navigation apparatus is suggested. The method of the present invention includes: managing an update history on the basis of guidance information included in a map, receiving the map update information included in search information in real time, reconstructing path guidance information of a terminal, and performing exact guidance on the terminal with search path information transmitted from the server.</p>
申请公布号 EP1493992(A2) 申请公布日期 2005.01.05
申请号 EP20040015201 申请日期 2004.06.29
申请人 LG ELECTRONICS INC. 发明人 HYOUNG, JIN KIM
分类号 G01C21/00;G01C21/26;G09B29/00;G01C21/34;G06F17/30;G08G1/0969;G08G1/137;(IPC1-7):G01C21/26 主分类号 G01C21/00
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