Wireless transmission technology has evolved into the most exciting field in telecommunications and networks. The rapid development of mobile phone usage, various satellite services, and now wireless Internet are causing tremendous changes in telecommunications and networks. This book explores the fundamental issues in this field based on the following four categories: a) Technology and architecture, b) Network type, c) Design approaches, d) Applications. The book is aimed at students and professionals in the fields of data processing and data communications, designers, as well as communications and data network administrators. The book has been designed to be independent.