"Currently deployed around the world on some five-dozen rail transit lines, Thales’ Urban Rail Signaling solution SelTrac™ CBTC (Communications-Based Train Control) technology is..." (Vantuono, 2021)
References:
Vantuono, William C. (2021, March 24). SelTrac™ G8: Next-Generation CBTCs. Retrieved from Railway Age: https://www.railwayage.com/news/seltrac-g8-next-generation-cbtc/?RAchannel=news
Published on March 25, 2021