Railway
NexaSphere PoC 3: Seamless Integration for Railway Applications
NexaSphere PoC 3 focuses on advancing railway communication and operational systems through the integration of terrestrial and non-terrestrial networks (TN/NTN). The use case targets critical, performance, and business applications in railways, aiming to optimize efficiency, safety, and passenger experience. It leverages NexaSphere’s technological advancements to enhance communication reliability, performance, and user satisfaction across multiple railway systems.
Key Features & Innovations:
- Seamless TN/NTN integration ensures reliable voice communication for critical applications, such as dispatcher-train driver communications, and enhances operational safety and emergency responsiveness.
- Advanced communication technologies are integrated into the testbed to support European Train Control System (ETCS), Automatic Train Operation (ATO), and Rail Emergency Call (REC) systems.
- Optimized connectivity for critical applications:
- Voice Critical Applications: Provides uninterrupted communication capabilities across the entire railway network, enhancing safety and operational coordination.
- ETCS Critical Applications: Supports reliable transmission of movement authorities and periodic position reporting, crucial for train safety and operational efficiency.
- ATO Critical Applications: Ensures optimized train handling with enhanced communication capabilities for automatic speed and acceleration control.

Railway Application Categories
- Critical Applications: Focus on safety and infrastructure integrity, such as voice communication systems, ETCS, ATO, and REC.
- Performance Applications: Optimize operations and reduce costs with predictive maintenance, asset management, and real-time monitoring systems.
- Business Applications: Enhance the passenger experience with ticketing, onboard entertainment, and real-time information systems.
Passenger & Operational Benefits
- Uninterrupted Voice Communication: Enhanced safety through seamless communication among railway operators, dispatchers, and maintenance personnel, ensuring operational coordination and quick emergency responses.
- ETCS Integration: Reliable transmission of train position and authority data for improved safety and operational efficiency.
- ATO Optimization: Optimized acceleration and braking for efficient train handling and smoother operations across the network.