I talked with a very interesting startup that is looking to use RF energy harvesting to capture all the energy wasted in an RF link. Putting an antenna on the back of a phone or tablet can capture that energy, and also provide free space wireless charging up to 5m. Marc Chen at Radient Micro-Tech explains more about how it works and how it will be used:
Harvesting RF energy for longer battery life and free space wireless charging | EETE Power Management:
By Nick Flaherty www.flaherty.co.uk
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