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MOBICOM
2009
ACM
15 years 4 months ago
Revenue maximization and distributed power allocation in cognitive radio networks
Cognitive radio is an enabling technology that allows unlicensed users to opportunistically access the spectrum in order to enhance the spectrum efficiency. In this paper, we cons...
Shaolei Ren, Mihaela van der Schaar
91
Voted
IWCMC
2009
ACM
15 years 4 months ago
Multiple-antenna multiple-relay system with precoding for multiuser transmission
Multi-hop relaying will play a central role in next generation wireless systems. In this paper a novel relaying strategy that uses multiple-input multiple-output (MIMO) relays in ...
Arash Talebi, Witold A. Krzymien
JSAC
2007
180views more  JSAC 2007»
14 years 9 months ago
Cooperative Distributed MIMO Channels in Wireless Sensor Networks
— The large number of network nodes and the energy constraints make Wireless Sensor Networks (WSN) one of the most important application fields for Cooperative Diversity. Node c...
Aitor del Coso, Umberto Spagnolini, Christian Ibar...
BROADNETS
2004
IEEE
15 years 1 months ago
Power Efficient Broadcast Scheduling with Delay Deadlines
In this paper, we present a framework for the design of minimal power schedulers that satisfy average packet delay bounds for multiple users in a Gaussian wireless broadcast chann...
Dinesh Rajan, Ashutosh Sabharwal, Behnaam Aazhang
CORR
2008
Springer
89views Education» more  CORR 2008»
14 years 9 months ago
Information Theoretic Operating Regimes of Large Wireless Networks
In analyzing the point-to-point wireless channel, insights about two qualitatively different operating regimes-bandwidth- and power-limited--have proven indispensable in the design...
Ayfer Özgür, Ramesh Johari, David N. C. ...