The wireless ... circuit was designed to complement the Touchstone charger, and is simple enough to wire up; all [Dan] needed to do was put the coil and charging circuit near the charge, and it ...

Solar window chargers have several advantages when compared with other charger types. You can stick this DIY solar window charger to the inside of a glass window with the solar panel facing out and ...

Wireless power transfer (WPT) enables device charging without direct physical or wired connections. Resonant circuits are key ... severely degrading power output and system efficiency.