Client steering and mesh networking will be terms familiar to readers of Faultline Online Reporter, as technologies praised for their ability to enhance in-home WiFi, which is otherwise choked by multiple video streams. But a player perhaps less well-known in this space is XcellAir, a 2-year old company spun out of InterDigital, which was talking up its cloud-based software at Cable Congress in Brussels this week, as part of CableLab’s innovation showcase. XcellAir’s mesh networking technology uses different types of spectrum combining WiFi, LTE in 5 GHz, and small cells, whether it be unlicensed, licensed or popular emerging standards. We caught up with XcellAir’s Founder and EVP, Todd Mersch, at the show, who explained that this type of technology…