While a well-known use of this is sonar, ultrasonic sensors can also be put to use to make a radar-like system. This ultrasonic radar project is from [mircemk] who uses a small ultrasonic distance ...

Ultrasonic fingerprint sensors are often considered the best biometric solution on a technical level. They can be used with a wet finger, are said to be both more accurate and faster than optical ...

While it’s not radar, subbing in ultrasonic sensors is how [Dzl ... That required a switch to an automotive backup sensor, which uses a single transducer, and a 3D printed parabolic dish ...

The ultrasonic technology enables 4-in-1 combined sensor operation. The instrument is suitable in binary gases for medical ventilators, assisting in the global pandemic that has resulted from the ...