| 摘要 |
PROBLEM TO BE SOLVED: To provide a navigation device and system wherein information is appropriately provided, even when a plurality of information species are crowded at the same point. SOLUTION: A plurality of category name information are attached to a pointer information and stored in an auxiliary information storage device 33. When a category name information is selected by operation, a pointer corresponding to the selected category name information becomes effective. When a car reaches the effective pointer, an auxiliary information is read so that a detailed map information is displayed based on the auxiliary information, or guiding information is obtained/displayed or outputted vocally, through the network of an information center 41 and a communication device 43. |
