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September 10, 2025InfrastructuresOpen Access

Distributed Acoustic Sensing for Road Traffic Monitoring: Principles, Signal Processing, and Emerging Applications

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Distributed acoustic sensing significantly improves traffic monitoring capabilities, offering real-time data collection across extensive road networks.
DAS technology utilizes Rayleigh backscattering, transforming optical fibers into effective vibration sensor networks for vehicular analysis.
Analysis includes real-world deployment on highways and urban roads, demonstrating the practical benefits and applications of DAS in traffic systems.
Challenges and emerging trends in distributed acoustic sensing are discussed, suggesting avenues for further research and scalable implementation in intelligent transportation systems.

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Review explores distributed acoustic sensing to enhance traffic monitoring, highlighting advanced signal processing and deep learning integration.

Deng et al. (2025) studied this question.

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Review explores distributed acoustic sensing to enhance traffic monitoring, highlighting advanced signal processing and deep learning integration.