The field of wireless engineering is rapidly expanding because of the growing demand for pervasive communication networks for both business as well as individual networks. It has widespread applications for mobile and large scale networks. This book attempts to provide a detailed overview of the current status of wireless engineering - from its theories to applications at present. It is a compilation of up-to-date information on the different components, control algorithms and programs, and routing protocols involved in mobile and wireless communication networks. Industry experts and scientists from different parts of the globe have contributed their precious inputs and data in the chapters of this book. It would be an excellent source of reference for all the graduate and postgraduate students, individual researchers and engineering professionals.