Computer Operating Systems and System Structures

The book is designed to be used as a reference for professionals working in the field of mobile communication and as a textbook for students studying telecommunications. The book covers a broad range of topics, including the principles of mobile radio propagation, cellular networks, and switching techniques.  It also discusses the design and operation of modern cellular networks, including 3G, 4G, and 5G systems. The first section of the book focuses on mobile radio propagation, covering the basics of electromagnetic wave propagation, multipath propagation, and fading. The second section of the book discusses cellular networks, including the concept of cell splitting, frequency reuse, and the various generations of cellular networks.