181 search results - page 18 / 37 » Radio information management for distributed spectrum sensin... |
121
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JSAC
2011
14 years 8 months ago
2011
— We investigate spectrum sensing by energy detection based on two different objective functions: a Bayesian sensing cost or the network weighted sum capacity. The Bayesian cost ...
120
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ICASSP
2009
IEEE
15 years 8 months ago
2009
IEEE
—Spectrum access is an important function of cognitive radios for detecting and utilizing spectrum holes without harming the legacy systems. In this paper, we propose novel coope...
118
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TON
2012
13 years 3 months ago
2012
—Cognitive Radio (CR) technology has great potential to alleviate spectrum scarcity in wireless communications. It allows secondary users (SUs) to opportunistically access spectr...
119
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GLOBECOM
2009
IEEE
2009
IEEE
Optimum Allocation of Energy and Spectrum in Power-Controlled Wireless Networks with QoS Constraints
15 years 5 months ago
An important performance measure in wireless networks is the manner in which the network can distributively manage its limited energy and spectrum resources, while assuring certain...
154
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TCOM
2010
14 years 11 months ago
2010
Dynamic spectrum access (DSA) is an integral part of cognitive radio technology aiming at efficient management of the available power and bandwidth resources. The present paper d...