| 摘要 |
A communication type map display apparatus according to the present invention comprises: an inputting unit ( 11 ) for inputting an instruction in response to an input operation; a map data obtaining unit ( 12 ) for communicating with external devices ( 3 a to 3 n) exterior thereto to obtain map data; a control unit ( 15 ) for controlling the map data obtaining unit ( 12 ) in response to an input signal, obtaining the map data from the external devices, and subjecting the map data to image processing so as to generate image data on a map screen or an area screen, a storage unit ( 13 ) for storing the map data obtained by the map data obtaining unit ( 12 ), management data of the map data, and the like; and a display unit ( 14 ) for displaying an image based on the image data generated by the control unit ( 15 ). The communication type map display apparatus thus constructed can display an area of the map data stored therein or the map data to be obtained before obtaining the map data by means of communication.
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