专利名称：Traffic information collecting system for
navigation device
发明人：Yoshinori Endo,Shinichi Amaya申请号：US10593769申请日：20050318
公开号：US20070198176A1公开日：20070823
专利附图：
摘要：An information center () for collecting traffic information stores in its memorydevice the latest map data. Then, it is determined through a terminal device () whether ornot history information has been recorded in a data recording medium () mounted in a
navigation device (), and when it is determined that the history information has beenrecorded, the map data in the data recording medium are updated to the latest mapdata. The data recording medium () is removable from the navigation device (). Statisticaltraffic information may be updated along with the updating of the map data. Further,when history information is directly uploaded to the information center, an identifier isattached to the uploaded information.
申请人：Yoshinori Endo,Shinichi Amaya
地址：Kanagawa JP,Kanagawa JP
国籍：JP,JP
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