发明名称 Map displaying device
摘要 A map displaying device for displaying an accessible range in an arbitrary display form determined in accordance with the scale of a displayed map and/or with the running state of a vehicle is provided. The map displaying device includes: a display unit for displaying map information stored in a map database; a search unit for calculating travel time information regarding a travel time to an arbitrary point accessible from a reference point; and a time information drawing unit for displaying the travel time information in a superimposed manner on the display unit by varying a display form in accordance with the scale of a map and/or with the running state of a user's vehicle.
申请公布号 US7962280(B2) 申请公布日期 2011.06.14
申请号 US20060065364 申请日期 2006.09.11
申请人 PANASONIC CORPORATION 发明人 KINDO TSUYOSHI;KUDOH TAKAHIRO;AKITA TAKASHI
分类号 G01C21/30 主分类号 G01C21/30
代理机构 代理人
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