Telefónica 4G/5G Open RAN White Paper

This paper provides an overview of the main technology elements that Telefónica is developing in collaboration with selected partners, including Altiostar, in the development of its Open RAN ecosystem.

It describes the architectural elements, design criteria, technology choices and key chipsets employed to build a complete portfolio of radio units and baseband equipment capable of a full 4G/5G RAN rollout in any market of interest.