System for improving interlocking command safety in message interaction manner
Remote maintenance system and method for target controller system
PLATFORM DOOR CONTROL APPARATUS BASED ON DOUBLE 2-VOTE-2 ARCHITECTURE
Platform door control apparatus based on double 2-vote-2 architecture
Electronic receiver for 480 track circuit and 480 track circuit
Alternating current switch machine line mixing device and method
25Hz track circuit acquisition system based on double 2-vote-2 architecture