Terminal device, central device, train information management system, and train information management method

摘要

A terminal device (101) which receives command information from a central device in a train information management system, includes a transmission-reception unit (11) which transmits and receives the command information to and from the central device or other terminal device and periodically receives command information from a plurality of central devices, a control unit (12) which determines whether or not management information, which is information on a train composition set by a central device which is a transmission source, regarding the received command information, is normal command information and determines command information to be adopted based on a priority set to the central device which is the transmission source when receiving the normal command information from the plurality of central devices, and a storage unit (13) which stores information on the priorities set to the plurality of central devices.