The operator trials are mounting up and the 3GPP process is under way – precise 5G standards are still a matter of guesswork, but the guesses are getting more reality-based and the key vendors are showing off increasingly detailed prototypes. They will be showcasing these at two 5G-focused events this week, on opposite sides of the world – Mobile World Congress Shanghai and London’s 5G World. Qualcomm is always at the heart of next generation prototyping – and it needs to be. Much of its success has relied on its intimacy, at the pre-commercial stage, with the operators which will make the first big buying decisions for a new generation of kit and devices. It invests heavily in early stage…