Sciweavers

WD
2010
13 years 6 months ago
Uplink capacity analysis of OFDMA based cellular networks with reuse-1
Abstract--OFDMA based cellular radio networks aim to operate as close as possible to frequency reuse distance of one, where the whole spectrum would be available in every cell. Mod...
Maciej Mühleisen, Daniel Bültmann, Bernh...
EJASP
2011
93views more  EJASP 2011»
13 years 6 months ago
Cognitive Cooperation for the Downlink of Frequency Reuse Small Cells
We develop and analyze a space time coded cooperative diversity protocol that achieves improved quality of service for mobile users in the downlink of small cells. The protocol, c...
Salam Akoum, Marie Zwingelstein-Colin, Robert W. H...
ADHOCNOW
2008
Springer
14 years 17 days ago
A Lower Bound on the Capacity of Wireless Ad Hoc Networks with Cooperating Nodes
In this paper, we consider the effects on network capacity when the nodes of an ad hoc network are allowed to cooperate. These results are then compared to the theoretical upper b...
Anthony S. Acampora, Louisa Pui Sum Ip
GLOBECOM
2009
IEEE
14 years 3 months ago
Distributed Power and Carrier Allocation in Multibeam Satellite Uplink with Individual SINR Constraints
Abstract--Current multibeam satellite systems perform centralized power and carrier allocation assuming a Multi-Frequency Time Division Multiple Access (MF-TDMA) scheme with fixed ...
J. E. Barcelo-Llado, Maria Angeles Vázquez-...
WCNC
2010
IEEE
14 years 3 months ago
Frequency Reuse Techniques for Attaining Both Coverage and High Spectral Efficiency in OFDMA Cellular Systems
—Inter-cell interference (ICI) is always a big obstacle to attain wide area coverage and high spectral efficiency in cellular systems. In this work we make a study of two well-kn...
Zheng Xie, Bernhard Walke
ICC
2007
IEEE
124views Communications» more  ICC 2007»
14 years 5 months ago
On the Performance of IEEE 802.16 OFDMA System Under Different Frequency Reuse and Subcarrier Permutation Patterns
— In interference-limited wireless cellular systems, interference avoidance and interference averaging are widely adopted to combat co-channel interference. In different types of...
Huiling Jia, Zhaoyang Zhang, Guanding Yu, Peng Che...
ICC
2007
IEEE
14 years 5 months ago
On the Capacity of Cellular Networks with Global LMMSE Receiver
Abstract— Frequency planning is a common intercell interference (ICI) management strategy in narrowband cellular networks. In this paper, we consider an alternative approach that...
Boon Loong Ng, Jamie S. Evans, Stephen V. Hanly
VTC
2008
IEEE
134views Communications» more  VTC 2008»
14 years 5 months ago
Comparison of Various Frequency Reuse Patterns for WiMAX Networks with Adaptive Beamforming
—In this paper, we evaluate the performance of a WiMAX network in different frequency reuse scenarios with and without adaptive beaforming technique. We study the possibility of ...
Masood Maqbool, Marceau Coupechoux, Philippe Godle...
INFOCOM
2008
IEEE
14 years 5 months ago
Self-Organizing Dynamic Fractional Frequency Reuse in OFDMA Systems
—We describe an algorithm for sub-carrier and power allocation that achieves out-of-cell interference avoidance through dynamic fractional frequency reuse (FFR) in downlink of ce...
Alexander L. Stolyar, Harish Viswanathan