Fiber optic sensing for critical infrastructure
Norsensor provides fiber optic sensing solutions that transform existing or new fiber networks into continuous monitoring systems for critical infrastructure.
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How it works
Using distributed fiber optic sensing, Norsensor transforms existing or new fiber networks into continuous monitoring systems. Events are detected, analyzed, and delivered in real time for improved infrastructure awareness.
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Detect
Capture acoustic and vibration events continuously along fiber optic infrastructure.
Analyze
Transform raw sensing data into actionable insights using advanced signal processing and detection algorithms.
Integrate
Deliver events, alerts and analytics directly into existing operational systems.
Trusted in public infrastructure
Norsensor solutions are deployed and evaluated in collaboration with public infrastructure operators. From road authorities to transport agencies, our technology supports real-world monitoring in demanding operational environments.



Solutions
See all solutionsWhy Norsensor
Built for infrastructure environments where conventional monitoring falls short
Lower lifecycle cost
Reduce deployment and maintenance costs by leveraging existing fiber infrastructure.
Minimal maintenance
Passive sensing infrastructure with limited field equipment requirements.
Environmental resilience
Reliable operation in harsh outdoor and underground environments.
Wide-area coverage
Monitor long stretches of infrastructure from a centralized system.
Frequently Asked Questions
What infrastructure can Norsensor monitor?
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Norsensor solutions support monitoring of road infrastructure, tunnels, railways, power lines, perimeter security, border protection, and other linear assets using the same fiber optic sensing technology.
How does Automatic Incident Detection (AID) work?
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Norsensor analyzes signals from existing fiber optic networks to automatically detect incidents such as stopped vehicles, wrong-way driving, queues, and other abnormal traffic events. Alerts are delivered to existing traffic management systems in real time.
Does Norsensor require new sensors to be installed?
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In many deployments, no. The technology can use existing fiber optic infrastructure, reducing installation costs while extending the capabilities of already deployed networks.
Where is Norsensor technology used?
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Norsensor technology has been deployed and evaluated in collaboration with public road authorities and infrastructure operators across the Nordics, supporting real-world monitoring in operational environments.
What is distributed fiber optic sensing (DFOS)?
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Distributed fiber optic sensing (DFOS) transforms standard fiber optic cables into continuous sensors that detect vibration, acoustic activity, temperature, and movement along their entire length. This enables real-time monitoring of critical infrastructure without requiring large numbers of individual point sensors.


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