I-CBTC

Computer networks for management of trains based on communication, interchangeably comprising an automatic train protection system (ATP), an automatic train operating system (ATO), an automatic train supervision system (ATS), a signalling and interlocking system (ILK), and consisting in particular of a central computer and communication networks

Service and maintenance of computer networks for management of trains based on communication, interchangeably comprising an automatic train protection system (ATP), an automatic train operating system (ATO), an automatic train supervision system (ATS), a signalling and interlocking system (ILK), and consisting in particular of a central computer and communication networks

Maintenance and updating of software programs used by computer networks for management of trains based on communication, interchangeably comprising an automatic train protection system (ATP), an automatic train operating system (ATO), an automatic train supervision system (ATS), a signalling and interlocking system (ILK), and consisting in particular of a central computer and communication networks