Networked train broadcasting system and implementation method
An implementation method and technology for train broadcasting, applied in broadcasting related systems, transmission systems, broadcasting devices, etc., can solve problems such as the inability to fully synchronize the operation information of the main engine and the standby machine, the inability to use the tail car redundancy function, and the inability to play voice files. , achieve the effect of simplifying debugging and maintenance difficulty, avoiding card socket plugging, and saving costs
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Embodiment 1
[0045] Embodiment 1: as figure 1As shown, a networked on-board broadcasting system, train broadcasting and passenger information processing module and switch expansion module, MVB (multi-function vehicle bus) communication module, level signal acquisition and processing module, marshalling network switch module, digital audio forwarding, The storage and multicast module, the video storage module and the audio processing module are respectively connected, and the power module is respectively connected with the above modules.
[0046] The ground PIS module and OCC module are respectively connected to the switch expansion module through 100M Ethernet, the TCMS module is connected to the MVB communication module through the TCU (TCMS communication unit), and the train level signal (DC110 / 24V) module is connected through the main control signal, door closing The signal, zero speed signal and 30km signal are connected with the level signal acquisition and processing module, and the ...
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