… (OFDMA)-based two-tier cellular network with spectrum sharing among femtocells and …
resource allocation problem: subchannel allocation and power distribution. The subchannel …

… by allocating orthogonal spectrum resource for different clusters. … based on Femtocell
clustering and resource allocation is … studies the cluster-based resource allocation issues in UDN, …

… improving the signal to noise ratio, and iii) realizing the dense spectrum reuse [5], [6]. Therefore…
OFDMA networks. However, the wireless backhaul is not considered in the above works. …

… joint power control and resource allocation approach for co-… resource and power allocation
scheme for dense OFDMA-based femtocell networks called Two-tier Cluster-based Resource …

… In this paper, we introduce the joint power and subchannel allocations techniques for
OFDMA based femtocell networks with focus on uplink direction. These techniques minimize the …

… consider an OFDMA-based two-tier network with one macro cell and several femto cells,
wherein … In this paper, a weighted clustering algorithm for MUEs and femtocells based on graph …

… Dense deployment of femtocells imposes several challenges … clusters of femtocells that can
reduce the resource allocation … power allocation algorithm in ofdm-based two-tier femtocell …

… (RATs), FemtoCell, and relay networks. The main focus of the … various OFDMA assisted
networks, namely two-tier cellular, … each cluster, and within a cluster no two FemtoCells transmit …

… In this paper, an effective radio resource allocation mechanism … of large network with the high
density of femtocell base stations… Chae, and DI Kim, “Per cluster based opportunistic power …

… In [8], the combination of the spectrum stealing and cluster strategy is beneficial to not
only the system capacity but also the coverage, which considers the user mobility during the …