The ultrasonic sensors have an even larger cone of vision, and of course interfere with each other, so they have to be fired sequentially, with plenty of wait time until the echos die away. Sound in air travels roughly 1 meter in 3 milliseconds.
The ultrasonic sensors have an even larger cone of vision, and of course interfere with each other, so they have to be fired sequentially, with plenty of wait time until the echos die away. Sound in air travels roughly 1 meter in 3 milliseconds.