Indoor device-free localization (DFL) systems offer an alternative paradigm to traditional location, in which the target to be located does not need to carry any sensor, tag, or electronic device. In ...

In this letter, we proposed an ultrasonic sensor-based resolution tunable displacement measurement system by using an extension spring. In the proposed method, a linear extension spring is vertically ...

AmbiSense: Radar-controlled LED system using ESP32 and LD2410 sensor. Creates responsive lighting that reacts to proximity and movement. Features customizable colors, brightness, and range settings ...

Last week, Ukrainian drone hunters searching through the debris of Russia's nightly assault on their cities found a drone that was different to the rest.

The Israel Defense Forces (IDF) revealed on 20 June that it is using the ground-based version of the Barak air-defence system.