| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a train security system that prevents a deterioration in safety of train service by transmitting incorrect positional information to a ground device from an on-vehicle device of a train.SOLUTION: When the running and movement of a train are detected in a state in which internal information such as train position information and train control information is recorded in a recording medium of the train, an on-vehicle device erases the internal information recorded in the recording medium. Additionally, the on-vehicle device does not record the train position information, the train control information and the like as the internal information in the recording medium during the running of the train.</p> |
