AT&T ( T) has also started to actively promote LTE, launching a multitude of LTE smartphones at the CES in January. Sprint ( S) has just started to lay out its LTE network and will have its first markets ready by mid-2012, but expects to aggressively complete the roll-out by 2013. With the carriers increasingly looking to promote LTE, it was becoming highly essential for chipset makers to design low-cost integrated chipsets that conserve space and power. By being the first to bring to market an integrated 28nm LTE modem, Qualcomm has met those needs to a large extent and looks set to ride the carriers' widespread shift to LTE. Click here to find out how a company's products impact its stock price at Trefis. Like our charts? Embed them in your own posts using the Trefis Wordpress Plugin.