Have you ever wondered what’s behind that WhatsApp message, that video call or that animated series you’re watching on your mobile phone?

It’s true that when you turn on your phone, the 5G icon appears simply and automatically. However, for this to happen, there is a huge amount of work and coordination behind the scenes, which begins long before the first antenna starts broadcasting.

In this post, we will take a step-by-step look at how a specification included in a technical document ends up becoming a reality in the mobile network.