| 摘要 |
PURPOSE: A navigation system of a vehicle is provided to display the road geography, the current position of the vehicle and the traffic information to the destination stored in a flash type memory. CONSTITUTION: A navigation system of a vehicle includes a memory unit(40), a navigation module(50) and a memory reader(60). The memory stores the map data. The navigation module determines the geographic information of the vehicle through the map data stored at the memory. And, the memory reader transmits the map data to the navigation module by connecting to the navigation module with inserting thereto the memory unit simultaneously.
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