Pérez Leal, RaquelDa Silva Vélez, Fernando JoséMiguel Campos, LuisGarcía-Armada, Ana2020-06-162021-04-072020-11-1012th IEEE/IET International Symposium on Communication Systems, Networks and Digital Signal Processing, (CSNDSP), 20-22, July 2020, (online). Pp.: 1-5.978-1-7281-6743-5https://hdl.handle.net/10016/30617Proceeding of: 12th IEEE/IET International Symposium on Communication Systems, Networks and Digital Signal Processing, (CSNDSP), 20-22, July 2020, (online).This paper presents a summary of the main research directions being followed in TeamUp5G European Training Network, teaming up a new generation of researchers and entrepreneurs ready to address complex engineering problems and innovation to work both at university and industry in the 5G field. This project is focused on new radio access network (RAN) techniques for 5G, considering ultradense mobile networks as a key ingredient of the actual mobile networks and their evolution. Research covers a wide spread of topics from physical layer and medium access control to applications, looking at spectrum sharing and energy efficiency as important features.5eng© 2020 IEEE.Small cellsEnergy awarenessSpectrum managementInterference managementMillimeter wavesVisible light communication5G HetNetsIoTMassive MIMOconference proceedingsTelecomunicacioneshttps://doi.org/10.1109/CSNDSP49049.2020.9249548open access15CC/0000030587