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 …

Inter-Cell Interference Coordination (ICIC) using frequency reuse schemes in Orthogonal
Frequency Division Multiple Access (OFDMA) cellular networks is one of the most promising …

A mass deployment of femtocells is anticipated to affect a number of areas more adversely,
especially in the cell-edge of the macrocell network. In this paper, we propose a flexible …

With the aim of increasing the demands of high data rates, improving spectral efficiency
(SE), meeting quality of service (QoS) requirements, and increasing the energy efficiency …

Femtocells are low-power, very small-service-area (eg home or office environment) cellular
base stations that will significantly impact the cellular landscape in the next several years …

This paper addresses the co-channel cell interference (CCI) mitigation in multi-cell OFDMA
systems through cooperative relaying and frequency reuse partitioning. In the considered …

Cooperative relaying has shown as promissing approach to improve transmission reliability
in cellular network. In this paper cooperative relaying and frequency reuse partitioning are …

In next-generation wireless networks, high data rates, improvement of Spectral Efficiency
(SE), meeting the Quality of Service (QoS) requirements, increasing Energy Efficiency (EE) …

OFDMA is accepted as the most appropriate air-interface for 4G OFDMA based systems by
both researchers in industry and academia. A major problem that arises in OFDMA based …

Call admission control (CAC) plays a significant role in providing the desired quality of
service in wireless networks. Soft frequency Reuse (SFR) has been introduced as one of the …