Railway ERTMS
Secure FRMCS + CBTC signaling
FPGA encrypts Euroradio, CPU handles interlocking, GPU for line traffic supervision.
FPGA
Euroradio FRMCS encryption
Workloads
- ▸ Encrypted GSM-R / FRMCS
- ▸ EuroBalise
- ▸ 1588 synchronization
Performance
Jitter < 1 ms
CPU
RBC / Interlocking
Workloads
- ▸ EN 50129 RBC logic
- ▸ SIL4 journal
- ▸ ERA TSI export
Performance
1 000 trains / line
GPU
Predictive + CBTC
Workloads
- ▸ Delay prediction
- ▸ CBTC moving block
- ▸ Sensor anomaly
Performance
100 k tracked sections
Multi-agent scenario
A train enters ERTMS Level 3 zone: FPGA encrypts Euroradio in <1 ms, CPU updates RBC interlocking, GPU recomputes moving block and adjusts target speed.