| 摘要 |
PROBLEM TO BE SOLVED: To provide an in-vehicle unit capable of acquiring highly accurate information which is helpful for predicting the excess of the traveling distance or working hours of a vehicle with respect to a regulation value.SOLUTION: A taxi member 100 as an in-vehicle unit includes a calculation part 111 for, on the basis of current place information P0 indicating the location of the current place of a vehicle and return spot information Ph indicating the location of a return spot where the vehicle should return, calculating the value of a predicted traveling distance Lp in traveling from the current place to the return spot, and for subtracting the value of a current operation distance L1 and the value of the predicted traveling distance Lp from the value of the maximum operation distance Lmax predetermined for a crew, and for calculating the value of the calculated difference as a value Lr of a residual distance in which the crew can operate as one of operation information. |
