D5.1 Railways Application Requirement Analysis Report

This report analyses the services definitions of UC3 (railways performance and business services) and presents the requirements and the initial design to support the test cases of UC3 in the railway scenario. It provides a functional and behavioural description of the use case. In addition, the report provides an overview of the main elements of the railway communications system, including the Train Communication Network (TCN) and Train Access Network (TAN), describes the management of the handover between the 5G, 70 GHz and satellite technologies, and summarises the main cross-border issues in the railways scenario.

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