Recent Articles
Posted By: FOSA Staff
Wed Oct 14th, 2020
ASELSAN MIDAS-(R)ailway Multi Purpose Intelligent Distributed Acoustic Sensor rewarded with the "Best Innovation Award 2020" in big companies category in 6th ERCI Innovation Awards - using DAS technology to collect acoustic data and analyze it to detect intrusions on the railway
Posted By: FOSA Staff
Wed Dec 18th, 2019
Observing this "backscatter" phenomenon through a technique called Distributed Acoustic Sensing (DAS), the 20 km long cable was turned into a bed of 10,000 motion sensors that could detect seismic activity with picometer precision.
Posted By: FOSA Staff
Wed Dec 18th, 2019
AP Sensing...recently received funding from the Department for Transport as part of Network Rail’s R&D program....sensors will tap into Network Rail’s existing fiber optic cable network using AP Sensing’s Distributed Acoustic/Vibration Sensing
Posted By: FOSA Staff
Wed Dec 18th, 2019
A recent proof-of-concept field trial from Verizon and NEC demonstrated the ability “to use network infrastructure with existing fiber-optic cables already laid in the ground as distributed optical sensors to collect information on city traffic patterns
Posted By: FOSA Staff
Tue Apr 16th, 2019
For remote borders with little or no infrastructure, there are various techniques that can keep an eye, or rather an ear, out. QinetiQ, a British firm, has a system called OptaSense, which uses a fiber-optic cable laid in the ground. Sound from above creates vibrations in this cable.
