5G mobile communications : concepts and technologies This book will describe the next evolution of mobile wireless communications Fifth Generation and will be explained both from network and device perspective. Chapters and sections will be dedicated to illustrate the key stages involved in the development of new generation 5G including research and technology development standardization component semiconductor and product development network development and device and application development. Examples and case studies will be provided throughout the text The beginning Research & technology development Radio frequency spectrum Standardization 5G concepts Semiconductor in mobile telecommunications Product development Network architecture mobility management & deployment 4G 5G radio access network Transport network Core network & operational support system Connected devices Mobile applications Burning challenges Weak good and best industry practices Way forward