Henry Carvajal was born in Quito, Ecuador. He received the B.Sc. degree in electronics and telecommunications engineering with honors from the Armed Forces University-ESPE, Ecuador, in 2009, and the M.Sc. and Ph.D. degrees in electrical engineering from the School of Electrical and Computer Engineering (FEEC), University of Campinas (UNICAMP), Brazil, in 2014 and 2018, respectively. He was Director of the Technology Transfer Area in the Education, Science and Technology Secretariat (SENESCYT), Ecuador, 2018. From September 2018, he is full professor in the telecommunications engineering course at the Universidad de Las Américas (UDLA), Quito, Ecuador. Moreover, he obtained the HCIA-5G Certification from Huawei in 2020. His research interests are fading channels, diversity-combining systems, orthogonal and non-orthogonal multiple access, multiuser detection, MIMO, 5G and B5G technologies.