State of the Art and Recommendation of Suitable Technologies

Report on relevant radio technologies for TCMS from other fields including incipient or under development ones. This review will include information of existing, promising or under development technologies and architectures from other fields (e.g. aeronautics, industrial, telecommunications or signalling). The report will include an overview on hardware, protocols, frequencies, performance, simulators and tools, official institutions and bodies, standards and other research projects (c.f. Table 2 Part B - Projects linked with ROLL2RAIL)