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GLOBECOM
2008
IEEE
13 years 6 months ago
Improved OFDMA Uplink Transmission via Cooperation in the Presence of Frequency Offsets
Abstract— In this paper, we evaluate the performance improvement in an Orthogonal Frequency-Division Multiple Access (OFDMA) uplink achievable with cooperative relaying in the pr...
Zhongshan Zhang, Chintha Tellambura, Robert Schobe...
IMC
2009
ACM
14 years 8 days ago
The importance of being overheard: throughput gains in wireless mesh networks
A flurry of recent work has focused on the performance gains that may be achieved by leveraging the broadcast nature of the wireless channel. In particular, researchers have obse...
Mikhail Afanasyev, Alex C. Snoeren
ICC
2007
IEEE
190views Communications» more  ICC 2007»
14 years 2 days ago
Minimum Energy Data Gathering in Correlated Sensor Networks with Cooperative Transmission
— We consider combination of Distributed Source Coding (DSC) and cooperative transmission techniques to improve energy efficiency in sensor networks. To start with we formulate ...
Laxminarayana S. Pillutla, Vikram Krishnamurthy
ICC
2007
IEEE
150views Communications» more  ICC 2007»
14 years 2 days ago
A Distributed Space-Time Trellis Coding Approach for Multi-Terminal Relay Networks
— Cooperative relaying is a promising alternative for conventional mobile communications systems as it is able to increase coverage and throughput of these systems. Due to practi...
Peter Rost, Gerhard Fettweis
JSAC
2007
115views more  JSAC 2007»
13 years 5 months ago
Energy aware power allocation strategies for multihop-cooperative transmission schemes
Abstract— This paper deals with a cooperative decoded relaying scheme in multihop wireless network and the corresponding transmitters power allocation strategies for nodes belong...
Stefano Savazzi, Umberto Spagnolini