Ericsson’s first quarter results revealed the usual preoccupations of recent years ‘ balancing profits against revenues, capacity projects against modernizations, all while trying to boost services and Chinese sales. But the wireless giant is undergoing a deeper change, with a shift towards software that is likely to transform the make-up of its revenues, and its key quarterly concerns, over the coming years. As the software content of mobile networks rises, and carriers toy with full SDN (software defined networking), Ericsson has reorganized its infrastructure division to create a dedicated unit for virtualization. This reflects a change in focus that has been building for some time ‘ at the annual general meeting recently, CEO Hans Vestberg said hardware accounted for only…