Reliable Signaling and Train Controls

Manual controls offer high functional reliability

• Low-complexity, highly-reliable manual controls
• Simple, inside-the-rail-tubes digital communications
• Precise, inside-the-rail-tubes position measurement

Future Failure-tolerant Computer Controls for Automated Operation

Multiple-redundant control systems offer high functional reliability

• Low-complexity, highly reliable microcomputer based controls 
• Simple, highly distributed digital control and communications
• Advanced aircraft-type failure tolerance and recovery methods used
• Precise, inside-the-rail-tubes position measurement