| 摘要 |
PROBLEM TO BE SOLVED: To provide a route guide device capable of automatically outputting the proper route corresponding to occupant's elevation limit. SOLUTION: This route guide device is provided with an input means 101 for inputting the body's residual nitrogen amount or the information equivalent to the same, a table storing means 102 for storing a table defining the relationship between the body's residual nitrogen amount or its equivalent information, and a time and the elevation free from decompression disease, a limited elevation calculating means 103 for calculating the elevation limited by every unit time on the basis of the information inputted to the input means 101 and the table stored in the table storing means 102, and a navigation means 104 having the map data including at least the information on the elevation of roads, and searching the route to a destination without exceeding the limited elevation of every unit time calculated by the limited elevation calculating means 103. |
