Researchers have developed a battery-free sensor that reacts to sound waves, such as particular spoken words, producing enough vibrational energy to power an electronic device. The novel sensor would ...

Ultrasonic sensors have been a staple in the sensing space for several decades due to their capabilities, flexibility, and low cost. As the rise of IoT finds its way into virtually every market and ...

• A single linear sensor monitors 20 positions. • Time to read 20 positions matches that of a single position. • Strokes over 5,000 mm, accuracy of ±20 μm, and resolutions of 1 μm. It is often ...