Customer Requirements Featuring fast speed, safety, punctuality, large capacity, low energy consumption, environmental friendliness and land conservation, urban rail transit is a top-ranked urban public traffic system worldwide. It generally consists of rail lines, stations, trains, maintenance bases, power supplies and substations, communication signals, and command centers. It raises the following requirements for wireless multimedia communications:
Wireless trunking-based dispatch
Train-to-ground wireless communication
Solution Description GoTa 4G provides the professional wireless trunking dispatch function for meeting the requirement of train-to-ground wireless communications. The GoTa 4G core network equipment is deployed in a central equipment room or a control center. Wireless base stations are deployed in communications rooms or tunnels. Wireless train access units (TAUs) are deployed inside trains and connected with train-mounted subsystems through cables. The antenna of a TAU is mounted outside the compartment top. Staff are equipped with smartphones for services such as voice calls, visual trunking intercom, data transmission, images and HD videos transmission.
Solution Highlights Professional trunking
Communications quality
Standard evolution
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