发明名称 Car navigation system
摘要 A car navigation system changes from a normal guidance mode to a simplifying guidance mode when determining that part or all of sections in a guidance route is familiar or specific to an occupant. The simplifying guidance mode provides no audio guidance or simplified audio guidance with respect to route-related information compared to the normal guidance mode, while traffic-related information is provided using the same audio guidance as in the normal guidance mode.
申请公布号 US7333889(B2) 申请公布日期 2008.02.19
申请号 US20050229601 申请日期 2005.09.20
申请人 DENSO CORPORATION 发明人 HASHIZUME MASAYUKI
分类号 G01C21/36 主分类号 G01C21/36
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