发明名称 MAP RETRIEVAL SYSTEM
摘要 PROBLEM TO BE SOLVED: To provide a map retrieval system by which a map retriever can easily obtain accurate map information. SOLUTION: This system is provided with a reception part 14 for receiving map coordinate relating number information regarding the position specifying information of a retrieval object. Also, a map information database 11 is provided with a coordinate table 11b for storing the map coordinate relating number information in relation to the position specifying information. A position specifying information retrieval mechanism 12 for retrieving the position specifying information from the coordinate table 11b on the basis of the map coordinate relating number information is provided and a transmission part 13 for outputting the retrieved position specifying information is provided.
申请公布号 JP2002268538(A) 申请公布日期 2002.09.20
申请号 JP20010066399 申请日期 2001.03.09
申请人 OSAKA GAS CO LTD 发明人 TAMURA MASARU;HATA SHINJI
分类号 G09B29/00;G01C21/00;G06F17/30;G08G1/005;G09B29/10;H04W4/02;(IPC1-7):G09B29/00;H04Q7/34 主分类号 G09B29/00
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