22560 search results - page 4125 / 4512 » Development of Transportation Systems |
225
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TWC
2008
15 years 6 months ago
2008
We propose cross-layer optimization frameworks for multihop wireless networks using cooperative diversity. These frameworks provide solutions to fundamental relaying problems of de...
176
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TWC
2008
15 years 6 months ago
2008
In this paper, we provide a complete study on the training based channel estimation issues for relay networks that employ the amplify-and-forward (AF) transmission scheme. We first...
202
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TWC
2008
15 years 6 months ago
2008
Optimal power scheduling for distributed detection in a Gaussian sensor network is addressed for both independent and correlated observations. We assume amplify-and-forward local p...
147
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WINET
2008
15 years 6 months ago
2008
In this paper, we present a new "spatiotemporal multicast", called a "mobicast", protocol for supporting applications which require spatiotemporal coordination...
173
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WS
2008
ACM
15 years 6 months ago
2008
ACM
Newspapers are evolving and this causes great changes in how newspapers reach their consumers, but also in how newspapers work internally. Advanced computerised support is needed ...