| 摘要 |
Interfaces are provided to an electronic signal box module (8) and a radio network. The device (7, 8) receives information concerning trains, comparing it with stored information concerning working locations. Should the train near such a location, a warning signal is sent out automatically via the radio interface to radio telephones. The device stores their numbers for automatic dialing. <??>Independent claims are included for the corresponding method of monitoring the works site on the track, and a computer program product for the purpose. |
