5

DESIGN OF WiMAX TRANSMISSION NETWORKS

Reality is that which, when you stop believing in it, doesn’t go away.

—Philip K. DickHow to Build a Universe that Doesn’t Fall Apart Two Days Later (1978)

5.1 INTRODUCTION

WiMAX is a flexible and innovative technology with high-spectral efficiency. We have seen the main features of the WiMAX physical and MAC layers and how they function in tandem to provide a connection oriented service with guaranteed QoS and security features. In this chapter, we go beyond the technology specifications and PHY and MAC layer functions to look at:

•  The link budgets

•  Impact of interference

•  Network design considerations

•  Multiple antenna techniques in network design

The individual components of a WiMAX system, conforming ...

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