Diogo Roque Mendes received the Graduate and Master's degrees in Telecommunications and Computer Engineering from Iscte-Instituto Universitário de Lisboa (ISCTE), Lisbon, Portugal, in 2019. He is currently a Student Researcher with Instituto de Telecomunicações (IT), and ISCTE, Portugal, where he is currently working towards the Ph.D. degree in Information Science and Technology in the areas of wireless communications and signal processing for telecommunications. His research interests include physical layer algorithms for massive MIMO and reconfigurable intelligent surfaces, wireless transceivers, channel estimation, modulation and coding schemes, and signal processing for communications. He is a member of the IEEE Communications Society and Chair of the IEEE ISCTE Student Branch.