so they are using something like 60-66GHz which beside small antenna size advant...

		trhway on July 1, 2016 \| parent \| context \| favorite \| on: Tiny Radar Chip Revolutionizing Gesture Recognitio... so they are using something like 60-66GHz which beside small antenna size advantage makes for the fastest attenuation http://www.propagation.gatech.edu/ECE6390/project/Fall2012/T... . Pretty logical.