Filed under: Cellphones, WirelessRealistically, the death knell tolled long ago for Qualcomm's stillborn Ultra Mobile Broadband initiative, its own special flavor of 4G and the logical next step in the CDMA2000 family of technologies. To make things nice and official, though, they went ahead and officially announced that they've halted development on the spec during an analysts' meeting earlier today, throwing support behind the competing LTE standard