| 摘要 |
PROBLEM TO BE SOLVED: To eliminate the need to use a digital map by recording area identification information assigned by areas, facility information representing information relating to facilities, current positionarea correspondence information, and area- facility correspondence information. SOLUTION: On a CD-ROM, the area relative information is recorded, and the area identification information A given by the areas to identify the respective areas and menu display information B showing what information is held as to relative information in the areas are recorded. The facility information is, for example, parking lot information, restaurant information, etc. Facility information C corresponding to one area consists of image information and/or voice information and the image information may includes simple map information. On the CD-ROM, a table showing the current position-area correspondence information E representing the correspondence relation between information D showing the current position of an automobile and the area identification information A and a table showing the area-facility correspondence information F representing the correspondence relation between the area identification information A and facility information C are recorded. |
