Powercast has announced recently this week that it has managed to get approval from the Federal Communications Commission (FCC) for its PowerSpot, a transmitter that the company claims is the first ever over the air radio frequency (RF) based charger for consumer use. According to its official press release, Powercast is looking to formally introduce PowerSpot during the upcoming Consumer Electronics Show to be held in the city of Las Vegas in Nevada less than a couple of weeks from now.
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https://www.wirefly.com/blog/news/powercast-s-over-air-charging-transmitter-gains-fcc-approval