4 ms·
Concentrated beam I imagine. I wonder about heat generation locally.
by keithpeter 13y ago
Concentrated beam I imagine. I wonder about heat generation locally.
- ferongr 13y agoIt's more likely that a somehow extremely directional soundwave would knock a phone off the table than provide any appreciable amount of power.
- JoshTriplett 13y agoThe ability to create a directional soundwave powerful enough to move specific objects from across the room would be a highly useful invention of its own, quite aside from remote power charging.
- marshray 13y agoIt's a laptop charger ... and a crowd control device!