OTAPS
OTAPS is a low-cost, open-source Train Collision Avoidance System leveraging edge computing, sensor fusion, and web-based control. Designed to operate autonomously on non-signaled routes, it ensures real-time monitoring with ultra-low power consumption.
Client
Peer Builder
Service Provided
Project Development, IEEE Report
The Goal:
To develop a wireless, low-power signaling system using NRF24 transceivers for real-time track communication and axle detection. The aim is to enhance railway safety by replicating and extending 4-aspect signaling with web-based monitoring and control.
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The Challenge:
Encountered challenges in achieving an efficient PCB layout optimized for RF communication, power efficiency, and signal integrity. Careful attention was required for EMI reduction, grounding strategies, and reliable integration of NRF24 modules and sensors.
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The Result
The system successfully demonstrated reliable wireless signal transmission, accurate axle counting, and real-time web-based monitoring. Achieved ultra-low power operation and seamless integration of PCB, sensors, and communication modules across all units.
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