Chapter 1
Cellular Networks: Concepts and Evolution
Learning Objectives
After studying this chapter, you should be able to:
Provide an overview of cellular network organization
Distinguish among four generations of mobile telephony
Present an overview of 2G, 3G, and 4G systems
Of all the tremendous advances in data communications and telecommunications, perhaps the most revolutionary is the development of cellular networks. Cellular technology is the foundation of mobile wireless communications and supports users in locations that are not easily served by wired networks. Cellular technology is the underlying technology for mobile telephones, personal communications systems, wireless Internet and wireless web applications, and much more.
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