New PDF release: Cognitive Radio Networks (2008)

By Yang Xiao, Fei Hu

ISBN-10: 1420064207

ISBN-13: 9781420064209

Fueled through ongoing and lengthening customer call for, the explosive development in spectrum-based communications keeps to tax the finite assets of the to be had spectrum. One attainable answer, Cognitive Radio community (CRN), permits unlicensed clients opportunistic entry to approved bands with out interfering with latest clients. even supposing a few preliminary examine has been performed during this box, researchers want a systematic reference ebook that provides transparent definitions, capabilities, and present demanding situations of the CRNs. Cognitive Radio Networks provides state of the art ways and novel applied sciences for cognitive instant radio networks and sheds gentle on destiny advancements in those parts. Comprising the contributions of many widespread world-wide cognitive radio researchers, this e-book covers all CRN necessities together with spectrum sensing, spectrum handoff, spectrum sharing, and CRN routing schemes. Divided into 5 elements, the booklet addresses the actual layer, medium entry keep watch over, the routing layer, cross-layer issues and complicated issues in cognitive radio networks. The chapters additionally overview examine, administration, aid, and cognitive concepts akin to place and community knowledge, infrastructure and actual and hyperlink layer issues. The editors of this quantity are famous specialists within the box of instant networks and protection. Dr. Yang Xiao’s examine has been supported via the U.S. nationwide technology starting place (NSF), U.S. military study, Fleet & commercial provide middle San Diego (FISCSD), and the college of Alabama’s learn supplies Committee. Dr. Fei Hu has labored with NSF, Cisco, Lockheed Martin, dash, and different organisations. by means of bringing jointly the mixed enter of overseas specialists, those editors have complicated the sphere of this nascent expertise and helped to forge new paths of discovery for revolutionary communications chances.

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Extra resources for Cognitive Radio Networks (2008)

Sample text

In order to solve the multi-user problem, the cooperative detection schemes can be considered, which exploit the spatial diversity inherent in a multi-user network. 3 Physical Layer Constraints Spectrum sensing techniques require efficient physical layer capabilities in terms of wideband sensing and rapid spectrum switching. However, the constraints of the physical layer need to be known to design practical sensing algorithms. 4, the fact that the cognitive radio cannot sense and transmit simultaneously is one of the factors in the design of spectrum sensing algorithms.

2 Measured Data Analysis . . . . . . . . . . . . . . . . . . . 6 Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Introduction We are currently experiencing a rapid growth in wireless network technologies along with a plethora of wireless devices competing for a limited amount of unlicensed spectrum.

1 Simulated CRN . . . . . . . . . . . . . . . . . . . . . . . . 2 Measured Data Analysis . . . . . . . . . . . . . . . . . . . 6 Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Introduction We are currently experiencing a rapid growth in wireless network technologies along with a plethora of wireless devices competing for a limited amount of unlicensed spectrum.

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Cognitive Radio Networks (2008) by Yang Xiao, Fei Hu


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