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Analysis of k-connectivity of a cognitive radio ad-hoc network

Published: 28 October 2009 Publication History

Abstract

The cognitive radio paradigm will allow the formation of spontaneous wireless networks able to communicate in sectrum bands temporarily left free by licensed primary users. The behavior of the primary users has a high influence on the network connectivity and impacts the performance of the Cognitive Radio Network (CRN). When an ad-hoc network is established among cognitive radio nodes, not only the position of nodes but also the activity of the primary users impacts the network connectivity. The aim of this paper is twofold: on one side it provides a methodology to evaluate the $k$-connectivity of a cognitive radio ad-hoc network. The Laplacian matrix is here extended in order to include the primary users behavior and to evaluate the degree of connectivity of a CRN. On the other side this study allows a deep analysis of the network connectivity and of the impact that different parameters can have on it. In this work some representative case studies are analyzed. The results are important for evaluating the proposed methodology and for understanding the behavior of the network connectivity in a wireless multi-hop cognitive radio network.

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Cited By

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  • (2014)Mobility aware stable routing scheme for mobile multi hop Cognitive radio networkSignal and Information Processing Association Annual Summit and Conference (APSIPA), 2014 Asia-Pacific10.1109/APSIPA.2014.7041754(1-4)Online publication date: Dec-2014
  • (2013)Spectrum Assignment in Cognitive Radio Networks: A Comprehensive SurveyIEEE Communications Surveys & Tutorials10.1109/SURV.2012.121112.0004715:3(1108-1135)Online publication date: Nov-2014
  • (2012)Radio environment aware stable routing for multi-hop cognitive radio networks2012 IEEE 23rd International Symposium on Personal, Indoor and Mobile Radio Communications - (PIMRC)10.1109/PIMRC.2012.6362920(944-949)Online publication date: Sep-2012
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      cover image ACM Conferences
      PE-WASUN '09: Proceedings of the 6th ACM symposium on Performance evaluation of wireless ad hoc, sensor, and ubiquitous networks
      October 2009
      176 pages
      ISBN:9781605586182
      DOI:10.1145/1641876
      Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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      Published: 28 October 2009

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      1. cognitive radio ad-hoc network
      2. connectivity

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      View all
      • (2014)Mobility aware stable routing scheme for mobile multi hop Cognitive radio networkSignal and Information Processing Association Annual Summit and Conference (APSIPA), 2014 Asia-Pacific10.1109/APSIPA.2014.7041754(1-4)Online publication date: Dec-2014
      • (2013)Spectrum Assignment in Cognitive Radio Networks: A Comprehensive SurveyIEEE Communications Surveys & Tutorials10.1109/SURV.2012.121112.0004715:3(1108-1135)Online publication date: Nov-2014
      • (2012)Radio environment aware stable routing for multi-hop cognitive radio networks2012 IEEE 23rd International Symposium on Personal, Indoor and Mobile Radio Communications - (PIMRC)10.1109/PIMRC.2012.6362920(944-949)Online publication date: Sep-2012
      • (2011)Impact of Spectrum Allocation on Connectivity of Cognitive Radio Ad-Hoc Networks2011 IEEE Global Telecommunications Conference - GLOBECOM 201110.1109/GLOCOM.2011.6134090(1-5)Online publication date: Dec-2011
      • (2011)Multiple Ferry Routing for the Opportunistic Networks2011 IEEE Global Telecommunications Conference - GLOBECOM 201110.1109/GLOCOM.2011.6134088(1-5)Online publication date: Dec-2011
      • (2010)Connectivity-Driven Routing for Cognitive Radio Ad-Hoc Networks2010 7th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks (SECON)10.1109/SECON.2010.5508269(1-9)Online publication date: Jun-2010
      • (2010)Impact of primary users on the connectivity of a cognitive radio network2010 The 9th IFIP Annual Mediterranean Ad Hoc Networking Workshop (Med-Hoc-Net)10.1109/MEDHOCNET.2010.5546879(1-8)Online publication date: Jun-2010
      • (2010)Gymkhana: A Connectivity-Based Routing Scheme for Cognitive Radio Ad Hoc Networks2010 INFOCOM IEEE Conference on Computer Communications Workshops10.1109/INFCOMW.2010.5466618(1-5)Online publication date: Mar-2010

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