| 摘要 |
<p>PROBLEM TO BE SOLVED: To realize a navigation system capable of imposing restrictions so that a house map including pieces of nameplate information can be utilized to an approximate extent.SOLUTION: A server 1 includes an upper-order map database 104 and house map database 105, and makes both a house map and an upper-order map other than the house map usable. A use map restriction control unit 113 controls a map information acquisition unit 112 according to an operating situation of terminal equipment 3, and restricts use of at least house map data in the house map database 105. The operating situation of the terminal equipment 3 includes information signifying what processing the terminal equipment is performing and information indicating where is the current position of the terminal equipment. Accordingly, the use map restriction control unit 113 restricts use of the house map according to what processing the terminal equipment is performing and where is the current position of the terminal equipment.</p> |
