Ultrasound Wireless Power Technology Even Works Through Steel Walls

While wireless Internet has been wonderful, true wireless devices - with no need for batteries - are the real revolution needed in technology to make a more positive environmental scenario for the future.    We're getting closer.  A doctoral student at Rensselaer Polytechnic Institute has demonstrated a new system that uses ultrasound to simultaneously transmit large quantities of data and power wirelessly, even through thick metal walls like the hulls of ships and submarines. read more

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