| 摘要 |
PROBLEM TO BE SOLVED: To display a map without an accurate center point in response to the input of a telephone number of individual home so that no correct home is displayed. SOLUTION: A coordinate is retrieved based on the input of a telephone number to display a map for setting a point. A storage means 3 where the information of a subscriber including a coordinate as well as a map data are stored corresponding to a telephone number, an input means 1 for inputting a telephone number, and a control means 4 where a subscriber and a coordinate are retrieved based on the input of telephone number, and a specific coordinate is set based on the retrieved coordinate so that a map with a specific coordinate as a center is displayed under such condition as the retrieved subscriber is a specifically classified one, are provided. If a specifically classified individual home corresponding to the input of telephone number is a subscriber, a map with an inaccurate center is displayed, not directly displaying a correct individual home. |
