News for hackers. Stuff that matters.

A comment on Ultrasonic Power Transfer Investigated Using Data from uBeam Patent Filings. Parent comment

Re:Ultrasonic Power Transfer Investigated Using Data from uB... by zemvpferreira on Tuesday October 20, 2015 @06:55PM (#10422416)
Induction is a very practical solution for when you don't have your USB charging cable with you. Plus, who's going to steal the coil to use at home? And it's a pretty magical experience when you use it.
[ Parent | on HN ]
Re:Ultrasonic Power Transfer Investigated Using Data from uB... by Animats on Wednesday October 21, 2015 @03:36AM (#10424126)
That your phone can get position info from satellites is magical. That you can bring two halves of a transformer together and get power would not have surprised an electrician from a century ago.
[ Parent | on HN ]