"Practice on m-QAM signal processing in a system with MIMO and direct conversion receiver" , Created by a team of authors, represents a unique and deep immersion in the modern field of digital signal processing, which is becoming increasingly relevant in the era of rapid development of wireless technologies and 5G. This book is a real storehouse of knowledge for engineers, students and professionals seeking to understand the intricacies of MIMO (Multiple Input Multiple Output) systems and signal processing methods using m-QAM modulation (modulation with quadrature amplitude modulation) What is hidden behind the pages of this workshop? The focus is on complex but extremely important signal processing processes in modern communication systems. The team of authors masterfully reveals the features of m-QAM modulation, which is widely used in mobile networks and wireless technologies due to its high efficiency and ability to transmit large amounts of data. A special place is given to MIMO systems, which allow to significantly increase the bandwidth and reliability of communication, using several antennas both on the transmitter side and on the receiver side. The book "Practice on the topic of processing the m-QAM signal in a system with MIMO and a direct conversion receiver" is not just a theoretical review, but a practical guide filled with real examples, calculations and algorithms. The authors analyze in detail the principles of direct conversion receivers, which today are considered one of the most promising solutions for signal processing in conditions of multi-beam and high data transmission density. The reader will be able to understand how to implement effective algorithms for demodulation, eliminating interchannel interference and improving signal quality in real radio networks. This book is great for senior students, graduate students and engineers working in the field of radio engineering, telecommunications and information technology . It will be especially interesting for those who want to deepen their knowledge in the field of digital modulations, MIMO systems and modern methods of signal processing. For those who are looking for a practical guide to implementing systems using m-QAM and direct conversion receivers, this book will be an indispensable assistant. The topics raised in the book cover a wide range of issues from mathematical modeling and signal analysis to practical aspects of implementing and optimizing systems. Special attention is paid to the issues of increasing immunity to interference, reducing errors and increasing the bandwidth of communication channels. The author’s team masterfully combines theory and practice, which makes the book not only useful, but also exciting to read. The style of presentation is characterized by clarity and logical consistency, which allows even beginners to easily master complex concepts. At the same time, the book contains many technical details and calculation methods, which makes it a valuable tool for professionals seeking to improve their knowledge and skills. If you are interested in modern communication technologies, MIMO systems, m-QAM modulation or direct conversion receivers, this book will be a real discovery for you. It will help you understand how the most advanced communication systems work, and prepare you to solve practical problems faced by engineers in real life. In a world where the speed and quality of data transfer are becoming key, “M-QAM Processing in a MIMO System and Direct Conversion Receiver” is your trusted source of knowledge and inspiration. The author’s team created a work that deservedly takes its place in the library of every specialist who strives to keep pace with technological progress. This book is not just a textbook, but a guide to the world of modern radio technologies, which will open up new horizons for you and help you become an expert in the field of signal processing and digital communications.