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» Permutation Problems and Channelling Constraints
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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...
JSAC
2011
215views more  JSAC 2011»
13 years 2 months ago
Opportunistic Spectrum Sharing Schemes for CDMA-Based Uplink MAC in Cognitive Radio Networks
—We consider a wireless cognitive radio network in which a set of secondary users (SUs) opportunistically utilize the wireless spectrum licensed to the primary users (PUs) to tra...
Xi Zhang, Hang Su
WIOPT
2010
IEEE
13 years 5 months ago
Resource allocation for cross-layer utility maximization in multi-hop wireless networks in the presence of self interference
Abstract—The cross-layer utility maximization problem subject to stability constraints is considered for a multi-hop wireless network. A time slotted network, where the channel g...
Chathuranga Weeraddana, Marian Codreanu, Matti Lat...
TSP
2008
116views more  TSP 2008»
13 years 7 months ago
Optimal Linear Precoding Strategies for Wideband Noncooperative Systems Based on Game Theory - Part I: Nash Equilibria
In this two-part paper, we propose a decentralized strategy, based on a game-theoretic formulation, to find out the optimal precoding/multiplexing matrices for a multipoint-to-mult...
Gesualdo Scutari, Daniel Pérez Palomar, Ser...
DCC
2009
IEEE
14 years 8 months ago
Communicating the Difference of Correlated Gaussian Sources over a MAC
This paper considers the problem of transmitting the difference of two positively correlated Gaussian sources over a two-user additive Gaussian noise multiple access channel (MAC)...
Rajiv Soundararajan, Sriram Vishwanath