
CHAPTER 9
Joint Beamforming and
Power Allocation
Chee Yen Leow, Universiti Teknologi Malaysia, Malaysia
Zhiguo Ding, Newcastle University
Kin K. Leung, Imperial College
9.1 INTRODUCTION
In real-life communication, data flows in both forward and backward link
directions between source and destination. As an example, in a cellular net-
work, downlink and uplink channels are used to support data flows in both
link directions. This communication scenario is known as the information
exchange channel. This chapter focuses on the study of the information ex-
change channel where both link directions are considered simultaneously in
the system modeling.
In certain ...