2007 search results - page 120 / 402 » SPECTRUM |
221
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TSP
2011
15 years 1 months ago
2011
—In this paper, we investigate a selective relay spectrum sensing and best relay data transmission (SRSS-BRDT) scheme for multiple-relay cognitive radio networks. Specifically, ...
143
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JDCTA
2010
15 years 1 months ago
2010
In order to supply a gap of current resonance vibration and STFT demodulation method applied to rolling bearing fault feature extraction of city rail vehicle, a fault diagnosis me...
162
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INFOCOM
2012
IEEE
13 years 8 months ago
2012
IEEE
—Reactive jamming is not only cost effective, but also hard to track and remove due to its intermittent jamming behaviors. Frequency Hopping Spread Spectrum (FHSS) and Direct Seq...
178
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INFOCOM
2012
IEEE
13 years 8 months ago
2012
IEEE
—The opening of under-utilized spectrum creates the opportunity of substantial performance improvement through cognitive radio techniques. However, the real network performance m...
202
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CVPR
2012
IEEE
13 years 8 months ago
2012
IEEE
Camera spectral sensitivity plays an important role for various color-based computer vision tasks. Although several methods have been proposed to estimate it, their applicability ...