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INFOCOM
2008
IEEE
14 years 3 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
CISS
2010
IEEE
13 years 1 months ago
Self-organizing Dynamic Fractional Frequency Reuse on the uplink of OFDMA systems
Reverse link (or uplink) performance of cellular systems is becoming increasingly important with the emergence of new uplink-bandwidth intensive applications such as Video Share [...
Balaji Rengarajan, Alexander L. Stolyar, Harish Vi...
ICC
2009
IEEE
157views Communications» more  ICC 2009»
14 years 4 months ago
A Graph Approach to Dynamic Fractional Frequency Reuse (FFR) in Multi-Cell OFDMA Networks
A graph-based framework for dynamic fractional frequency reuse (FFR) in multi-cell OFDMA networks is proposed in this work. FFR is a promising resource allocation technique that c...
Ronald Chang, Zhifeng Tao, Jinyun Zhang, C.-C. Jay...
NTMS
2009
IEEE
14 years 4 months ago
Enhanced Fractional Frequency Reuse to Increase Capacity of OFDMA Systems
—Inter-cell interference (ICI) mitigation is always a big challenge issue in cellular systems. In this work we propose an Enhanced Fractional Frequency Reuse (EFFR) scheme combin...
Zheng Xie, Bernhard Walke
CISS
2008
IEEE
13 years 11 months ago
Client-centric fractional frequency reuse based on user cooperation in OFDMA networks
Abstract--This paper proposes client-centric fractional frequency reuse (CC-FFR) techniques for interference mitigation in OFDMA-based cellular wireless networks. In this framework...
Stefan Geirhofer, Ozgur Oyman