It's winter and time for the all-too-common issue of ADAS proximity-sensor problems, compliments of the seasonal elements.

[mircemk] is also able to extrapolate objects hidden behind other objects as well. While the ultrasonic sensor used in this project has a range of about a meter, there’s no reason that this ...

While it’s not radar, subbing in ultrasonic sensors is how [Dzl] built this ... get pretty good images showing clear reflections of objects in the lab. If you want to start seeing with sound ...