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VTC
2010
IEEE
138views Communications» more  VTC 2010»
13 years 5 months ago
Resource Allocation Scheme for Minimizing Uplink Interference in Hierarchical Cellular Networks
—Hierarchical cellular networks (HCNs), in which femtocells are deployed in the coverage of a conventional macrocell, offer a cost effective solution to achieve high user capacit...
Sung-Yeop Pyun, Dong-Ho Cho
NTMS
2009
IEEE
14 years 2 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
IPPS
2009
IEEE
14 years 2 months ago
Energy minimization for periodic real-time tasks on heterogeneous processing units
Adopting multiple processing units to enhance the computing capability or reduce the power consumption has been widely accepted for designing modern computing systems. Such confi...
Jian-Jia Chen, Andreas Schranzhofer, Lothar Thiele
TSP
2010
13 years 2 months ago
Uplink synchronization in OFDMA spectrum-sharing systems
Spectrum sharing employs dynamic allocation of frequency resources for a more efficient use of the radio spectrum. Despite its appealing features, this technology inevitably compli...
Luca Sanguinetti, Michele Morelli, H. Vincent Poor
CDC
2010
IEEE
151views Control Systems» more  CDC 2010»
13 years 2 months ago
Dynamic power allocation in server farms: A Real Time Optimization approach
Abstract-- This paper concerns the power minimization problem in server farms. The power minimization problem over dynamic power allocation schemes is formally defined and formulat...
Mohammadreza Aghajani, Luca Parolini, Bruno Sinopo...