- Train radio interfce device in LTE-R system and operation method thereof

摘要

The present invention relates to a mobile station apparatus and an operation method thereof in an LTE-R system. The present mobile equipment includes an LTE-R modem module for providing a communication interface for transmitting and receiving data through an LTE-R network, a HUB SW module having a plurality of ports, a switching hub function, and a LAN communication function And a connection circuit unit for connecting each module in a circuit manner. The LAN SW module has a port for connecting to another vehicle-mounted mobile station through a passive line installed in a railway vehicle so as to enable LAN communication. According to the present invention, a car-mounted mobile station installed in front of a railway car and a car-mounted mobile station installed in the rear of a railway car can be communicatively connected to each other using a passenger channel installed in a railway car.