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141
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TWC
2008
15 years 5 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...
112
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TWC
2008
15 years 5 months ago
2008
Recently, a novel balanced transmitted-reference (TR) system has been proposed for UWB communications. This TR system is capable of properly eliminating the inter-pulse interferenc...
127
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TWC
2008
15 years 5 months ago
2008
In recent years, the research on multiple-input multiple-output (MIMO) broadcast channels has attracted much interest, especially since the discovery of the broadcast channel capac...
130
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URBAN
2008
15 years 5 months ago
2008
Rough set theory has been primarily known as a mathematical approach for analysis of a vague description of objects. This paper explores the use of rough set theory to manage the ...