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» On the enhancement of a differentiated services scheme
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ICC
2009
IEEE
157views Communications» more  ICC 2009»
14 years 1 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...
TON
2008
144views more  TON 2008»
13 years 7 months ago
A comprehensive analysis of mobility management in MPLS-based wireless access networks
Efficient mobility management is one of the major challenges for next-generation mobile systems. Indeed, a mobile node (MN) within an access network may cause excessive signaling t...
Rami Langar, Nizar Bouabdallah, Raouf Boutaba
EVOW
2010
Springer
14 years 1 months ago
WiMAX Network Planning Using Adaptive-Population-Size Genetic Algorithm
Abstract. IEEE 802.16, also known as WiMAX, is a new wireless access technology for currently increasing demand of wireless high-speed broadband service. Efficient and effective d...
Ting Hu, Yuanzhu Peter Chen, Wolfgang Banzhaf
ICC
2008
IEEE
14 years 1 months ago
Queuing Analysis on MIMO Systems with Adaptive Modulation and Coding
— The combined MIMO with Adaptive Modulation and Coding (AMC) technology can provide high spectral efficiency and link robustness. Moreover, the diversity-multiplexing tradeoff ...
Sheng Zhou, Kai Zhang, Zhisheng Niu, Yang Yang
SYRCODIS
2008
135views Database» more  SYRCODIS 2008»
13 years 8 months ago
Realizing Fine-Granular and Scalable Transaction Isolation in Native XML Databases
Based on loosely coupled services in an XML engine, we describe how to realize fine-grained lock protocols, which can guarantee transaction isolation for applications using differ...
Sebastian Bächle, Theo Härder