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IWCMC
2009
ACM
14 years 2 months ago
Quantized transmit beamforming with antenna selection in a MIMO channel
For a point-to-point multi-input multi-output (MIMO) wireless channel, we propose a feedback scheme, which consists of transmit-antenna selection algorithm and beamforming quantiz...
Wiroonsak Santipach
DSN
2005
IEEE
13 years 9 months ago
A Spatial Fluid-Based Framework to Analyze Large-Scale Wireless Sensor Networks
The behavior of large-scale wireless sensor networks has been shown to be surprisingly complex and difficult to analyze, both by empirical experiment and simulation. In this pape...
Marco Gribaudo, Carla-Fabiana Chiasserini, Rossano...
GLOBECOM
2008
IEEE
14 years 2 months ago
On Relay Nodes Deployment for Distributed Detection in Wireless Sensor Networks
—In this paper, the problem of deploying relay nodes in wireless sensor networks will be considered. A system consisting of a set of sensor nodes communicating to a fusion center...
Karim G. Seddik, K. J. Ray Liu
TWC
2008
184views more  TWC 2008»
13 years 7 months ago
Distributed Space-Frequency Coding over Broadband Relay Channels
Abstract--Designing diversity achieving schemes over the wireless broadband fading relay channels is crucial to achieve higher diversity gains. These gains are achieved by exploiti...
Karim G. Seddik, K. J. Ray Liu
MONET
2006
170views more  MONET 2006»
13 years 7 months ago
Decentralized Utility-based Sensor Network Design
Wireless sensor networks consist of energy-constrained sensor nodes operating unattended in highly dynamic environments. In this paper, we advocate a systematic decentralized appro...
Narayanan Sadagopan, Mitali Singh, Bhaskar Krishna...