Internet of Things Smart Spaces and Next Generation Networks and Systems : 22nd International Conference NEW2AN 2022 Tashkent Uzbekistan December 15 16 2022 proceedings This book constitutes the joint refereed proceedings of the 22nd International Conference on Internet of Things Smart Spaces and Next Generation Networks and Systems NEW2AN 2022 held in Tashkent Uzbekistan in December 2022. The 58 regular papers presented in this volume were carefully reviewed and selected from 282 submissions. The papers of NEW2AN address various aspects of next generation data networks while special attention is given to advanced wireless networking and applications. In particular the authors have demonstrated novel and innovative approaches to performance and efficiency analysis of 5G and beyond systems employed game theoretical formulations advanced queuing theory and machine learning. It is also worth mentioning the rich coverage of the Internet of Things optics signal processing as well as digital economy and business aspects