| 摘要 |
The invention provides a navigation apparatus wherein necessary traffic information can be acquired without any key operation during running of an automobile. The navigation apparatus includes a positioning device for getting a present position, a map data retrieving device for retrieving map data from a map database, a map display unit for displaying a map, an input device for entering a desired condition to receive information, a memory for storing the entered condition, an access device for accessing to an external information source, and a decision device for deciding a status. The decision device receives information from the external information source through the access device, and the map display unit displays the received information in accordance with map data retrieved by the map data retrieving device if the status matches the condition stored in the memory.
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