Abstract: Phase-sensitive optical-time domain reflectometry (Φ-OTDR) is able to detect vibrations effectively with high sensitivity. It achieves by interrogating coherent Rayleigh backscattering (RBS) ...
One easy-to-install option for entry-level sensors is the Abode Security Kit, which includes a sensor, key fob, and smart hub with built-in siren. A subscription is not required to set it up and the ...
CalmWave uses medical data to understand patient danger signs and will soon spot when they’re on the road to recovery.
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