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Skip to Search Results- 2Cognitive radio networks
- 1Improved Energy Detector (IED)
- 1Long-Term Evolution (Telecommunications)
- 1Spectrum analysis
- 1Spectrum sensing
- 1Wireless communication systems
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Detection Performance of Wireless Sensor Networks with Multiple Antennas in Fading Channels
Download2014-02-17
The problem of distributed detection and decision fusion in wireless sensor networks (WSNs) is revisited. The detection performance of a WSN is inherently limited by the wireless propagation environment. The fusion of decisions forwarded by each sensor is subject to Nakagami-m fading which can...
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2015-01-23
The widespread adoption of wireless technologies is leading to an ever increasing demand for the Radio Frequency (RF) spectrum that supports mobile communication. A Cognitive Radio (CR) can increase the amount of a radio frequency spectrum that is usefully employed by authorizing unlicensed users...
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2014-02-17
The noncoherent energy detector (ED), an algorithm that detects a primary signal based on the sensed energy, is one of the simplest devices used in cognitive radio (CR) spectrum sensing. Although the sensing performance of the ED has been extensively analysed in the literature, almost all of...
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2014-02-17
Spectrum sensing (detection of spectrum holes) in cognitive radios (CRs) has been a promising technique to alleviate the problem of radio frequency (RF) spectrum scarcity. Among several available techniques to detect the availability of spectrum holes, the energy detector (ED) has been one of the...
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2014-02-17
Cognitive radio (CR) is a technology that can alleviate the problem of radio frequency (RF) spectrum scarcity by opportunistically accessing the unused RF slots called spectrum holes. The detection of spectrum holes, called spectrum sensing, is the foremost task for utilization of the unused RF...