
Solutions for permanent broadband communications in trains based on WiFi system, that incorporates different technologies in radio systems such as band converters, radiant cable systems, management of Throughput and bandwidths, including assignation of bandwidth to guarantee quality of service (QoS), security, etc.; having some of those systems a patent request. Metro de Madrid is one of the clients and partners that had been a world pioneer throughout
TebaTREN project (Broadband Telecommunications for Trains).