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An Analytical Performance Model of Opportunistic Spectrum Access in a Military Environment

Shensheng Tang, Brian L. Mark
2008 2008 IEEE Wireless Communications and Networking Conference  
In an opportunistic spectrum sharing system, secondary users equipped with cognitive radios opportunistically access spectrum that is not being used by the primary users, i.e., the licensed spectrum users  ...  We present an analytical performance model of opportunistic spectrum access in a military environment consisting of a group of secondary users sharing a set of channels with primary users in a coverage  ...  PERFORMANCE ANALYSIS In this section, we analyze the OSS system performance in a given service area consisting of the primary and secondary systems sharing the same spectrum.  ... 
doi:10.1109/wcnc.2008.470 dblp:conf/wcnc/TangM08 fatcat:xitlw2rsifgrtbeguoownrz2jy

Dynamic Spectrum Access for Wireless Networking

R. Chandramouli, Ananthram Swami, John Chapin, K. P. Subbalakshmi
2010 EURASIP Journal on Advances in Signal Processing  
sharing, security, game theoretic modeling, network coding, and theoretical and experimental performance analysis of dynamic spectrum access networks.  ...  They make use of theory of exact and Bayesian potential games to study this problem and show that the lack of complete information in the game theoretic decision process only slightly reduces system performance  ...  sharing, security, game theoretic modeling, network coding, and theoretical and experimental performance analysis of dynamic spectrum access networks.  ... 
doi:10.1155/2009/630912 fatcat:j2adngtiw5cbdhw57nysykhipu

Performance Analysis of a Wireless Network with Opportunistic Spectrum Sharing

Shensheng Tang, Brian L. Mark
2007 IEEE GLOBECOM 2007-2007 IEEE Global Telecommunications Conference  
We analyze the performance of a wireless system that allows opportunistic spectrum sharing. The system consists of a set of primary users sharing a set of channels over a coverage area.  ...  Our results suggest that opportunistic spectrum sharing can significantly improve the efficiency of a wireless system, without negatively impacting the performance seen by the primary users.  ...  CONCLUSION We presented a performance analysis of a wireless network with opportunistic spectrum sharing (OSS).  ... 
doi:10.1109/glocom.2007.880 dblp:conf/globecom/TangM07 fatcat:7wmwb4l4sbatpmd6on7gt2yqxu

Immune system-inspired evolutionary opportunistic spectrum access in cognitive radio ad hoc networks

Baris Atakan, Burhan Gulbahar, Ozgur B. Akan
2010 2010 The 9th IFIP Annual Mediterranean Ad Hoc Networking Workshop (Med-Hoc-Net)  
Index Terms-Cognitive radio, spectrum sharing, spectrum management, immune system, clonal selection. 978-1-4244-8435-5/10/$26.00 ©2010 IEEE  ...  In this paper, a new Immune system-inspired Evolutionary Opportunistic Spectrum Access (ESA) protocol is introduced.  ...  In addition to the simulation analysis given in Section IV for the convergence of the spectrum sharing, here, we also briefly prove it as follows.  ... 
doi:10.1109/medhocnet.2010.5546876 dblp:conf/medhocnet/AtakanGA10 fatcat:u2kzetndavcwddinbeilmaca2i

Performance Analysis of Wireless Network with Opportunistic Spectrum Sharing via Cognitive Radio Nodes [article]

R. Kaniezhil, Dr. C. Chandrasekar
2013 arXiv   pre-print
The performance of the wireless network with opportunistic spectrum sharing techniques is analyzed.  ...  The technique of spectrum sharing among service providers to share the licensed spectrum of licensed service providers in a dynamic manner is considered.  ...  Performance Analysis of Wireless Network with Opportunistic Spectrum Sharing via Cognitive Radio Nodes R. Kaniezhil and C.  ... 
arXiv:1301.1134v1 fatcat:n6fheu64kbgplnvcil4xqgizdq

Optimal Fuzzy Logic Power Control in cognitive Radio A Comparative Study
IJARCCE - Computer and Communication Engineering

NANDKISHOR JOSHI, BHAVANA JHARIA
2014 IJARCCE  
This study discussed about the QoS assurance of primary users, improved the performance of the secondary users and minimization of bit rate in the spectrum sharing cognitive radio network.  ...  This paper presents the spectrum sharing network consisting of a pair of primary users (PUs) and a pair of cognitive users or secondary user (SUs) in fading wireless channels.  ...  Research area bon the cognitive radio network are consisting of two types of mechanisms: the opportunistic spectrum access and the spectrum sharing.  ... 
doi:10.17148/ijarcce.2014.31018 fatcat:lp72pudkqrhlxle3cdsmxkuvvi

The hinges of destiny: A decision analysis of spectrum users' choices

Martin B.H. Weiss, Liu Cui
2012 2012 IEEE International Symposium on Dynamic Spectrum Access Networks  
The second choice, cooperative sharing, does occur, but in the form of MVNO agreements. The last option for a spectrum entrant is opportunistic sharing.  ...  The second choice is cooperative sharing, followed by opportunistic sharing under optimistic spectrum availability and contention assumptions.  ...  In general, varying the coverage (or reach) parameter does not alter that outcome Performing sensitivity analysis on these the unit revenue parameter poses challenges beyond the scope of this paper.  ... 
doi:10.1109/dyspan.2012.6478128 dblp:conf/dyspan/WeissC12 fatcat:2dbaobac4jgehdcqqzrhpott7a

Cooperative AF Relaying in Spectrum-Sharing Systems: Performance Analysis under Average Interference Power Constraints and Nakagami-m Fading

Minghua Xia, Sonia Aissa
2012 IEEE Transactions on Communications  
In this paper, we analyze the end-to-end performance of cooperative amplify-andforward (AF) relaying in spectrum-sharing systems.  ...  Index Terms-Cognitive radio spectrum sharing, cooperative amplify-and-forward (AF) relaying, interference power constraints, performance analysis, relay selection.  ...  ACKNOWLEDGEMENT This study was supported in part by King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia.  ... 
doi:10.1109/tcomm.2012.042712.110410 fatcat:dlq4kyzozjbjlptwuupi2zhpgi

Performance Analysis of Suboptimal Spectrum Sensing Algorithm in Cognitive Networks

D. T. Do
2012 American Journal of Signal Processing  
In this paper, we address the analysis of spectrum sensing in opportunistic spectrum access models and then determine throughput of the cognitive radio system.  ...  Thanks to opportunistic spectrum access schemes, different cognitive users can cooperatively search for and exploit instantaneous spectrum availability.  ...  The rest of the paper is organized as follows. In section II, we introduce the system model for MAC layer design in Opportunistic Spectrum Access requirement.  ... 
doi:10.5923/j.ajsp.20110101.03 fatcat:rstjny6pejgm5mrno5hljtbjxm

Improvement of Spectrum Sharing using Traffic pattern prediction [article]

R. Kaniezhil, C. Chandrasekar
2014 arXiv   pre-print
The paper focuses on improving the spectrum sharing using NSU, FLS and Traffic Pattern Prediction and also made comparison that traffic pattern prediction provides a better way of improving the spectrum  ...  This helps to increase the number of active users, ease of identification of optimal users to use the spectrum with maximized coverage of the spectrum..  ...  Capabilities to share spectrum with other systems will significantly increase the efficiency as well as acceptability of the system. The overall spectral efficiency of the work can be also Dr. R.  ... 
arXiv:1410.2360v1 fatcat:skip6z446fazpm76ku3hf6tkty

Analysis of spectrum allocation of secondary users based on linear cooperative spectrum sensing techniques in cognitive radio networks

Omariba Zachary Bosire
2021 Trends in Computer Science and Information Technology  
Citation: Omariba ZB (2021) Analysis of spectrum allocation of secondary users based on linear cooperative spectrum sensing techniques in cognitive radio networks.  ...  Simulation results and performance analysis This section shows the simulations results of CR network and performance analysis based on MATLAB software.  ...  The unused spectrum is fi rst detected and shared without harmful interference to other users, and the power control function used for both spectrum access and spectrum sharing CR systems to fi nd the  ... 
doi:10.17352/tcsit.000035 fatcat:bqufnygfhjfkdlfxu4xhnrtaam

Capacity and energy efficiency of multi-user spectrum sharing systems with opportunistic scheduling

Tae Won Ban, Wan Choi, Dan Keun Sung
2009 IEEE Transactions on Wireless Communications  
This paper investigates the capacity and energy efficiency of spectrum sharing systems with opportunistic user selection where a secondary network utilizes spectrum bands licensed to a primary network  ...  In spectrum sharing systems, secondary users consume a fraction of their resources in sensing the channels to the primary users to comply with the interference constraints.  ...  sharing systems, the average capacity of spectrum sharing systems is overestimated.  ... 
doi:10.1109/twc.2009.080944 fatcat:aavoyfysfbcgrcuqqgvxrxkv4i

Modeling and analysis of opportunistic spectrum sharing with unreliable spectrum sensing

Shensheng Tang, B.L. Mark
2009 IEEE Transactions on Wireless Communications  
The proposed model and analysis method can be used to evaluate the performance of future opportunistic spectrum sharing systems.  ...  We analyze the performance of a wireless system consisting of a set of secondary users opportunistically sharing bandwidth with a set of primary users over a coverage area.  ...  The proposed model and analysis method can be used to evaluate the performance of future opportunistic spectrum sharing systems. APPENDIX A.  ... 
doi:10.1109/t-wc.2008.080213 fatcat:4kiygujmgvbqjmippl5fshzujm

Opportunistic unsynchronized cognitive radio networks

Maurice Bellanger
2010 The 2010 International Conference on Advanced Technologies for Communications  
The challenge of opportunistic networks is to maximize the usage of the spectrum by offering quick and easy access to independent systems and their users.  ...  Finally, potential applications of opportunistic networks are reviewed and the conditions for proliferation of this kind of network are discussed.  ...  In fact, from the perspective of regulatory bodies, the validity of the concept of opportunistic networks will be judged by the global performance in spectrum usage and not by the efficiency of one particular  ... 
doi:10.1109/atc.2010.5672669 fatcat:jx3sgrnw2rchhdiidslcpbqx3m

Opportunistic Unsynchronized Cognitive Radio Networks

Maurice Bellanger
2011 REV Journal on Electronics and Communications  
The challenge of opportunistic networks is to maximize the usage of the spectrum by offering quick and easy access to independent systems and their users.  ...  Finally, potential applications of opportunistic networks are reviewed and the conditions for proliferation of this kind of network are discussed.  ...  In fact, from the perspective of regulatory bodies, the validity of the concept of opportunistic networks will be judged by the global performance in spectrum usage and not by the efficiency of one particular  ... 
doi:10.21553/rev-jec.5 fatcat:ri7vj42ceveb3jhtwkffhfmmxu
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