Acknowledgments

We would like to thank all our colleagues in Ericsson that have contributed to the development of the wireless IoT technologies described in this book. Without their efforts this book would never have been written. In particular we would like to express our gratitude to our friends Johan Sköld, John Diachina, Björn Hofström, Zhipeng Lin, Ulf Händel, Nicklas Johansson, Xingqin Lin, Uesaka Kazuyoshi, Sofia Ek, Andreas Höglund, Björn Nordström, Emre Yavuz, Håkan Palm, Mattias Frenne, Oskar Mauritz, Tuomas Tirronen, Santhan Thangarasa, Anders Wallén, Magnus Åström, Martin van der Zee, Bela Rathonyi, Anna Larmo, Johan Torsner, Erika Tejedor, Ansuman Adhikary, Yutao Sui, Jonas Kronander, Gerardo Agni Medina Acosta, Chenguang Lu, Henrik Rydén, Mai-Anh Phan, David Sugirtharaj, Emma Wittenmark, Laetitia Falconetti, Florent Munier, Niklas Andgart, Majid Gerami, Talha Khan, Vijaya Yajnanarayana, Helka-Liina Maattanen, Ari Keränen, Vlasios Tsiatsis, Viktor Berggren, Torsten Dudda, Piergiuseppe Di Marco, and Janne Peisa for their help in reviewing and improving the content of the book.

For their generous help with simulations and data analysis we would like to specially thank our skilled colleagues Kittipong Kittichokechai, Alexey Shapin, Osama Al-Saadeh, and Ikram Ashraf.

Further we would like to thank our colleagues in 3GPP for contributing to the successful standardization of EC-GSM-IoT, LTE-M, NB-IoT and URLLC. In particular we would like to thank Alberto Rico-Alvarino, Chao Luo, Gus Vos, Matthew Webb and Rapeepat Ratasuk for their help in reviewing the technical details of the book.

Finally, we would like to express our admiration for our families; Ellen, Hugo, and Flora; Matilda; Katharina, Benno, Antonia, and Josefine; Wan-Ling, David, Brian, Kuo-Hsiung, and Ching-Chih; Minka, Olof, and Dag. It is needless to say how important your inspiration and support have been during the long process of writing this book.