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ICC
2009
IEEE
157views Communications» more  ICC 2009»
14 years 2 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...
ICC
2009
IEEE
144views Communications» more  ICC 2009»
14 years 2 months ago
Analysis, Insights and Generalization of a Fast Decentralized Relay Selection Mechanism
Relay selection for cooperative communications has attracted considerable research interest recently. While several criteria have been proposed for selecting one or more relays an...
Virag Shah, Neelesh B. Mehta, Raymond Yim
IEEEPACT
2009
IEEE
14 years 2 months ago
Polyhedral-Model Guided Loop-Nest Auto-Vectorization
Abstract—Optimizing compilers apply numerous interdependent optimizations, leading to the notoriously difficult phase-ordering problem — that of deciding which transformations...
Konrad Trifunovic, Dorit Nuzman, Albert Cohen, Aya...
GLOBECOM
2008
IEEE
14 years 2 months ago
Delay-Energy Tradeoffs in Wireless Ad-Hoc Networks with Partial Channel State Information
Given a wireless network where each link undergoes small-scale (Rayleigh) fading, we consider the problem of routing a message from a source node to a target node while minimizing...
Matthew Brand, Andreas F. Molisch
WCNC
2008
IEEE
14 years 2 months ago
Performance Improvement for Multichannel HARQ Protocol in Next Generation WiMAX System
Hybrid automatic repeat-request (HARQ) is critical to an IEEE 802.16e OFDMA network, as it can significantly improve the reliability of wireless link. However, as revealed by our...
Zhifeng Tao, Anfei Li, Jinyun Zhang, Toshiyuki Kuz...