Tsukuba, Japan—Airborne ultrasonic phased arrays focus ultrasonic waves at prescribed locations in space and dynamically steer them, enabling applications such as noncontact tactile feedback, odor ...

Researchers at the Georgia Institute of Technology have devised a passive time-delay component which will make phase-array radars smaller, simpler, more efficient, and less expensive. The thin-film ...

German sound and imaging company Gfai Tech presented its HydroVision SeaStar24 passive underwater acoustic imaging system at ...

SpaceX is developing lighter and cheaper phased array antennas to receive internet from low-earth orbit satellites. Low-Earth Orbit satellites will be will need to have fast tracking from receivers as ...