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 ...

Hyundai released a position statement this month on repairing front and rear bumpers with corner radar units or ultrasonic ...

This pool cleaner uses a revolutionary ultrasonic radar cleaning technology that allows it to achieve unmatched efficiency ...