Instead of induction, WiTricity uses resonance to recharge devices wirelessly over several inches or even though objects. The company demonstrated this, along with a magnetic resonance repeater, and announced a wireless charger for iPhone 5 and 5s devices.
The promise of wireless charging for the Galaxy S 4 is now met. For $40 you can get a compatible back plate while $50 adds a wireless charging pad. Both are Qi compatible, which may be the best news of all.
By the wireless power invested in me, I now pronounce you a couple. Two wireless charging companies combine and agree on a single power standard. That’s great but there’s still much work to be done in this industry.