Worth £368.2 million, the deal also includes the supply of communication and control systems.
SNCF Réseau and SNCF Mobilités has presented a specially equipped TER train to test ETCS on the French network.
Working with Scandinavian mobile phone operators Telia and Telenor, Bane Nor says it achieved transmission rates of 580mbps during tests.
These upgrades are being funded from the state's 2018-19 budget and will be delivered in stages, with services coming online progressively from the early 2020s.
Thales has announced that Polish national rail infrastructure manager Polskie Linie Kolejowe has awarded it two contracts worth a combined €182m.
Alstom's managing director for signalling in Latin America, Luciano Barbieri, said that the award represents a continuation of the company's aim to invest more in Argentina to help modernise its transport system.
The trial involved staff operating six out-of-service trains under the new signalling system between Hammersmith and Latimer Road, which will be the first section to go live.
For the rail industry, how to replace the ageing GSM-R radio networks is an ever-present challenge.
The planned commissioning is expected by December 2020.
Fenix Group CEO Craig Purcell described the move as "one of the most exciting opportunities" in the company's history.