Qualcomm’s interest in wireless charging standards. The Alliance for Wireless Power (A4WP), which Qualcomm helped found, is attempting to bring two disparate wireless charging standards in line. It seems that Samsung, with their recent $4 million investment in a company named PowerbyProxi, may be helping them out -- or squeezing the little guy out.
Nexus 4 had the functionality, as well as some Nokia Lumia devices. The Nexus 5 is rumored to have wireless charging as well, and third party devices like the powermat have had middling success.