Good Gear Guide
In Pictures: 10 wireless charging technologies on ...
Integrated coil for manufacturing
The coil that enables wireless charging, pictured, is just the beginning. At CES, TDK showed a single chip that consolidated both near-field communications and Qi wireless charging hardware. At the same time, ConvenientPower had a smartphone circuit board with Qi-optimized coils built into it, which would make manufacturing Qi-enabled smartphones easier.
In Pictures: 10 wireless charging technologies on display at CES 2013