One of the key problems in cooperative communication is how to allocate and manage relay
nodes, especially in cooperative communication, how to allocate and manage relay nodes …

A joint optimization strategy for relay selection and power allocation is proposed to optimize
the performance of cooperative communication system. Convex optimization method is used …

This paper investigates the relay selection and power allocation problem in multi-user based
cooperative networks, where intermediate relay nodes help source forward information to …

For the increasing cost of energy and infrastructures of wireless communication systems,
energy-efficient communication technologies become an important concern for the …

This paper investigates the power allocation algorithms based on convex theory for
multiuser multi-relay amplify-and-forward (AAF) wireless cooperative network. In this system …

In order to solve the extra power consumption caused by reducing complexity in cooperative
relay networks, an optimized power allocation algorithm is proposed for the efficient …

In this paper, we propose an adaptive power allocation method for hybrid relay systems that
employ the amplify-and-forward and decode-and-forward protocols simultaneously. The …

In the conventional dual-hop cooperative communications, the relays with imbalanced
channels to the source and the destination become the bottleneck of the overall cooperation …

In this paper, we proposed a new multi-relay selection and power allocation scheme to
maximize network lifetime. To maximize network lifetime, it is important to select appropriate …

Cooperative communication systems (CCS), which make use of the intermediate relays
between the transmitter and the receiver, have been employed as an effective technique to …