Mobile telephony: an utopia born with DynaTAC 8000X

Telefonía móvil: una utopía nacida con el DynaTAC 8000X

The cell phone is now one of the most used communication services in the world. Of course it has not always been so. Its origin and evolution has been rapid and exponential, and in fifty years, has gone from being an emerging technology with a discreet use, to practically a necessity in the lives of people. This article describes each generation of mobile telephony since its beginnings to the possible technologies that will invade the market in future years. Studying also how the world stopped using analog transmission to enter in digital transmission, in this article will review the different levels of technology that allows cell phones, and their operation.