| 摘要 |
PROBLEM TO BE SOLVED: To easily and inexpensively carry out highly accurate control of a position of each vehicle in a control terminal side irrespective of the number of vehicles, regarding each vehicle moving in a certain area as a control target, without providing an expensive GPS receiver with a correction calculation function in each vehicle, and without carrying out radio exchange for correcting position data between each vehicle and a position correction server. SOLUTION: In the traffic control system, by a position correcting part 10b of a traffic control server 10 receiving radio transmission of received position data of a GPS receiver 7a of each vehicle 6 in the traffic control area 8, and a GPS receiver 7b of a reference point, an error of the received position data of each vehicle 6 existing in the traffic control area 8 is corrected on the basis of an error between the received position data of the reference point 9 and true position data, and each position data after correction of each vehicle 6 is provided to a control terminal device 5 of each vehicle 6 by a data distribution processing means of the traffic control server 10. COPYRIGHT: (C)2007,JPO&INPIT |
