| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an operation management system which can efficiently, easily, and inexpensively collect operation management data. SOLUTION: An on-vehicle operation management device 2 and a PHS terminal 5 having a charge-free communication mode for a proximate area E are mounted on a traveling vehicle 3 and at the same time, an office station 8 which can communicate with the PHS 5 in the proximate area E and a computer 7 are provided at a base station 6. Therefore, the device 2 can communicate with the computer 7 through the PHS terminals 5 and 8.</p> |
