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» Optimization of Split-And-Combine Relaying
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MOBIQUITOUS
2007
IEEE
14 years 2 months ago
Optimal Relay Node Fault Recovery
—Topology control problems are concerned with the assignment of power levels to the nodes of an ad-hoc network so as to maintain a specified network topology while minimizing th...
Fei Che, Liang Zhao, Errol L. Lloyd
GLOBECOM
2008
IEEE
14 years 2 months ago
Power Allocation in Wireless Relay Networks: A Geometric Programming-Based Approach
—1 In this paper, we consider an amplify-and-forward (AF) wireless relay system where multiple source nodes communicate with their corresponding destination nodes with the help o...
Khoa T. Phan, Tho Le-Ngoc, Sergiy A. Vorobyov, Chi...
CORR
2008
Springer
147views Education» more  CORR 2008»
13 years 7 months ago
Impact of CSI on Distributed Space-Time Coding in Wireless Relay Networks
We consider a two-hop wireless network where a transmitter communicates with a receiver via M relays with an amplify-and-forward (AF) protocol. Recent works have shown that sophis...
Mari Kobayashi, Xavier Mestre
TSP
2010
13 years 2 months ago
On optimum regenerative relaying with imperfect channel knowledge
This paper is concerned with the performance of a regenerative relaying protocol on fading wireless channels with imperfect channel knowledge at the receivers. Assuming a single s...
Ramesh Annavajjala
JSAC
2007
132views more  JSAC 2007»
13 years 7 months ago
Lifetime maximization via cooperative nodes and relay deployment in wireless networks
— Extending lifetime of battery-operated devices is a key design issue that allows uninterrupted information exchange among distributed nodes in wireless networks. Cooperative co...
Thanongsak Himsoon, W. Pam Siriwongpairat, Zhu Han...