Author Biography

Dr. Jyrki T. J. Penttinen, the author of 5G Explained, started his activities in mobile communications industry in 1987 by evaluating early‐stage NMT‐900, DECT, and GSM radio network performance. After he obtained the MSc (EE) grade from the Helsinki University of Technology (HUT) in 1994, he worked for Telecom Finland (Sonera and TeliaSonera Finland) and Xfera Spain (Yoigo), performing technical tasks related to 2G and 3G. He also established and managed Finesstel Ltd. in 2002–2003, carrying out multiple consultancy and training projects in Europe and in the Americas. Afterward, he worked for Nokia and Nokia Siemens Networks in Mexico, Spain, and in the United States from 2004 to 2013. During this time with mobile network operators and equipment manufacturers, Dr. Penttinen was involved in a wide range of operational and research activities related to system and architectural design, investigation, standardization, training, and technical management. His focus and special interest were in the radio interface of cellular networks and mobile TV such as GSM, GPRS/EDGE, UMTS/HSPA, and DVB‐H. From 2014 to 2018, in his position as Program Manager with G+D Mobile Security Americas, USA, his focus areas included mobile and IoT security and innovation with a special emphasis on 5G. Since 2018, he has worked for GSMA North America as Technology Manager assisting operator ...
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