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GLOBECOM
2009
IEEE
13 years 5 months ago
Energy-Efficient Space-Time Coded Cooperative Routing in Multihop Wireless Networks
Due to the limited energy supplies of nodes in many applications like wireless sensor networks, energy efficiency is crucial for extending the lifetime of these networks. This pape...
Behrouz Maham, Ravi Narasimhan, Are Hjørung...
ICC
2008
IEEE
116views Communications» more  ICC 2008»
14 years 1 months ago
Intelligent Weather Aware Scheme for Satellite Systems
— Rain, snow, gaseous, cloud, fog, scintillation and other atmospheric properties can have a distorting effect on signal fidelity of Ku and Ka bands, thus resulting in excessive ...
Kamal Harb, Changcheng Huang, Anand Srinivasan, Br...
ICC
2007
IEEE
168views Communications» more  ICC 2007»
13 years 11 months ago
Analysis and Optimization of Power Control in Multiuser Cognitive Wireless Networks
In this paper, the problem about power control in multiuser cognitive networks is addressed. The scenario we study is a heterogeneous network, where multiple cognitive (without the...
Peng Cheng, Guanding Yu, Zhaoyang Zhang, Peiliang ...
MOBICOM
2009
ACM
14 years 2 months ago
Optimal beam scheduling for multicasting in wireless networks
We consider the problem of efficient link-layer multicasting in wireless networks with switched beamforming antennas. The inherent tradeoff between multicasting and beamforming ...
Karthikeyan Sundaresan, Kishore Ramachandran, Samp...
WCNC
2010
IEEE
13 years 11 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