In this paper, we study the joint allocation of three types of resources, namely, power,
subcarriers and relay nodes, in multi-relay assisted dual-hop cooperative OFDM systems. All …

This paper considers joint optimization of cooperative beamforming and relay assignment
for multi-user multi-relay wireless networks to maximize the minimum of the received signal …

The wireless body area network (WBAN) can effectively modify the health and lifestyle
monitoring specifically where multiple body parameters are measured using biomedical …

Cooperative communication for wireless networks has gained a lot of recent interests due to
its ability to mitigate fading with exploration of spatial diversity. The objective of this paper is …

Cooperative relay (CR) is a favorable technique to provide better spectral efficiency and
enhance the cell coverage area in a cost-effective manner. However, several undesired …

Network Lifetime is one of the most important metrics in Wireless Body Area Networks
(WBANs). In this paper, a relay selection scheme is proposed under the topology constrains …

In this paper, we propose joint relay selection and power allocation algorithms that can work
robustly under imperfect channel knowledge for a decode-and-forward (DF) cellular relay …

In this paper, we consider a single-relay-based decode-and-forward (DF) cooperative
multiple-input multiple-output (MIMO) system in which the source, the relay, and the …

Abstract Wireless Body Area Networks (WBANs) is one of the most attractive communication
technologies in recent years. Herein, network lifetime acts as a key factor in various WBANs …

With the development of the wireless body area network, the demand for medical monitoring
is getting higher and higher. A series of wearable devices have now emerged as a means of …