Browsing by Subject "Adaptive modulation"
Now showing items 1-3 of 3
-
Energy allocation optimization for AF multi-hop in a cognitive radio system
( Elsevier B.V. , 2018 , Article)In this paper, novel optimal energy allocation schemes for the secondary users in an amplify-and-forward multi-hop underlay cognitive network are proposed. The optimization problem is formulated as a maximization of the ... -
On the capacity of cooperative diversity systems with adaptive modulation
( IEEE , 2005 , Conference Paper)In recent years, cooperative diversity systems have gained increased attention in the literature as a new way of combating the effect of signal fading. In this paper, we investigate the performance of these systems when ... -
Power management in multiuser adaptive modulation transmission under QoS requirements
( wiley , 2013 , Article)A transmitter power management mechanism is presented in this paper where Multiple-Input Multiple-Output (MIMO) Multiuser Random Beamforming with Adaptive Modulation strategy is performed by the system. The objective of ...