Future generation cellular networks are expected to provide ubiquitous broadband access to
a continuously growing number of mobile users. In this context, LTE systems represent an …

In futuristic wireless communications, a massive number of devices need to access networks
with diverse quality of service (QoS) requirements. It is estimated that the number of …

Recently, to address the astonishing capacity requirement of 5G, researchers are
investigating the possibility of combining different technologies with ultra-dense networks …

Multicasting is emerging as an enabling technology for multimedia transmissions over
wireless networks to support several groups of users with flexible quality of service (QoS) …

As heterogeneous networks (HetNets) emerge as one of the most promising developments
toward realizing the target specifications of Long Term Evolution (LTE) and LTE-Advanced …

During the last years, a continuous convergence and fusion of computing and networking
systems is stressed in the ICT research community. Context awareness appears to be a …

In the past decade, cognitive radio and cooperative communication techniques have been
proposed in the literature for efficiently utilizing the radio resources. Cognitive radio is an …

The widely accepted OFDMA air interface technology has recently been adopted in most
mobile standards by the wireless industry. However, similar to other frequency-time …

OFDMA has been selected as the multiple access scheme for state-of-the-art wireless
communication systems. Efficient resource allocation in OFDMA wireless networks is …

Nowadays, interest in mobile communications is growing rapidly due to the high level of
device development, which permits the achievement of good objectives in terms of quality of …