(Telecompaper) Deutsche Telekom, Orange, Singtel and Telefonica have launched the Go Ignite brand for the start-up ecosystem alliance they formed in September 2015. The new brand announced at Mobile World Congress brings together the four operators' innovation divisions, hub:raum, Orange Fab, Singtel Innov8 and Telefonica Open Future. Go Ignite has also launched its first global call for start-ups to enter their projects into one of the following five categories: IoT, cyber security, big data analytics, content delivery, and customer experience enhancement.