126 search results - page 18 / 26 » High-Diversity Cooperative Spectrum Sensing in Cognitive Rad... |
163
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GLOBECOM
2007
IEEE
16 years 12 days ago
2007
IEEE
— Motorola Labs implemented an experimental cognitive radio system for use at the Dynamic Spectrum Access Networks (DySPAN) Symposium 2007. To exercise a practical communication ...
178
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INFOCOM
2010
IEEE
15 years 4 months ago
2010
IEEE
—Cognitive Radio Networks (CRNs) have recently emerged as a promising technology to improve spectrum utilization by allowing secondary users to dynamically access idle primary ch...
185
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JSAC
2008
15 years 6 months ago
2008
Abstract--The concept of cognitive radio (or secondary spectrum access) is currently under investigation as a promising paradigm to achieve efficient use of the frequency resource ...
105
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ICASSP
2011
IEEE
14 years 9 months ago
2011
IEEE
—The main focus of this paper is to present a performance limitation of collaborative spectrum sensing in cognitive radios with imperfect reporting channels. We consider hard dec...
182
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WCNC
2008
IEEE
16 years 13 days ago
2008
IEEE
—In this paper, a wireless cognitive radio sensor network is considered, where each sensor node is equipped with cognitive radio and the network is a multi-carrier system operati...