Ultrasonics refers to signals that are above the human hearing span (>20 kHz), and usually in the 40- to 70-kHz range. These signals are used like radar—they’re radiated toward a target and reflected ...

Chirp Microsystems’ CH-201 MEMS sonar-on-chip time-of-flight (ToF) sensor offers a sensing range of up to 5 meters for room-scale applications. Expanding the SmartSonic MEMS ultrasonic platform, the ...

Ensuring safe social distancing is one piece of the puzzle for workers in the COVID-19 age. Ultrasonic range-finding sensors can measure the distance between workers with centimeter accuracy and alert ...

Although ultrasonic sensors have been around for several decades, their popularity in sensing applications continues due to their capability, flexibility and relatively low cost. Products like ...