1. A radio access network system comprising: a. a plurality of radio transmission function components, each radio transmission component configured to provide a radio transmission function for a radio access technology for linking user equipment operating on the radio access technology to the radio access network; and b. a unified non-radio transmission function component linked to the plurality of radio transmission function components, the unified non-radio transmission function component providing non-radio transmission functions jointly for all employed radio access technologies in the radio access network.