Wireless charging used to be a hot topic in smartphone design, with Google, Sony, LG, Samsung, and even the likes of HP eager to put one standard or another into their devices. It's been cooling off over the last few years: Google, once the biggest proponent around, has unaccountably left wireless charging out of its latest flagships. Only LG and Samsung still seem genuinely interested in the feature. But the trade groups that represent it are still going strong. At Mobile World Congress, the AirFuel Alliance (formed by the merger of the PMA and AW4P groups) announced ten new members added over the last few months. Read More
Earlier in January of this year, two wireless charging organizations announced a plan to merge their forces in order to combat the monstrous market leader Qi. And now Power Matters Alliance (PMA) and the Alliance For Wireless Power (A4WP) seem to have finally combined their assets and member lists to create a new identity: AirFuel Alliance.
PMA, the most famous of the two organizations, uses magnetic induction to achieve wireless charging and has been commercialized in Duracell's Powermats and certain variants of the LG G3 and the Samsung Galaxy S6. A4WP is a more obscure player since its resonance-based charging protocol hasn't been seen in consumer products yet. Read More