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170
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VTC
2008
IEEE
16 years 26 days ago
2008
IEEE
— This paper compares the system level performance of Decode-and Forward (DF) relay and a RF repeater in a cellular system. The results show that for small cell sizes, the repeat...
162
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VTC
2008
IEEE
16 years 26 days ago
2008
IEEE
—We consider relay-assisted communications from a source to a destination based on OFDM. The relay performs subcarrier permutation by exploiting full channel state information (C...
177
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WCNC
2008
IEEE
16 years 26 days ago
2008
IEEE
— A cross-layer algorithm for geographic routing in Wireless Sensor Networks (WSNs) is proposed, which is robust to dead-ends and resilient to topological variations due to netwo...
139
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WCNC
2008
IEEE
16 years 26 days ago
2008
IEEE
— We consider a cognitive wireless relay system that operates on secondary spectrum sharing basis using spectrum pooling. A spectrum pool comprises of a set of available narrowba...
240
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ABIALS
2008
Springer
16 years 25 days ago
2008
Springer
Simulation theories have in recent years proposed that a cognitive agent's "inner world" can at least partly be constituted by internal emulations or simulations of ...