NFC is a popular form of casual data transfer between compatible devices, and can also be used as a form of wireless charging as well. This is typically done using the NFC WLC standard, which allows for low-wattage power delivery over a specific frequency. Now, NuCurrent claims its latest development improves on those specs, for improved charging and data-transfer speeds.
https://www.notebookcheck.net/NuCurrent-s-latest-form-of-NFC-charging-is-rated-for-over-2x-the-power-delivery-of-the-previous-standard.573623.0.html