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Distributed Consensus-Based Weight Design for Cooperative Spectrum Sensing

Wenlin Zhang, Yi Guo, Hongbo Liu, Yingying Jennifer Chen, Zheng Wang, Joseph Mitola
2015 IEEE Transactions on Parallel and Distributed Systems  
Index Terms-Cooperative spectrum sensing, weighted average consensus, cognitive radio networks Ç W. Zhang is with Western Digital Corporation,  ...  Simulation results show significant improvement of the sensing performance compared to existing consensus-based approaches, and the performance of the distributed weighted design is comparable to the centralized  ...  Second, we apply weighted consensus-based distributed weighted soft combining method in cooperative spectrum sensing.  ... 
doi:10.1109/tpds.2014.2307951 fatcat:wt2f2shqvjgfxlr3uut5g2s5rm

Dynamic Spectrum Sensing under Crash and Byzantine Failure Environments for Distributed Convergence in Cognitive Radio Networks

Ali Mustafa, M Najam Ul Islam, Salman Ahmed
2021 IEEE Access  
Energy detector module is modeled for each cooperating SU in cognitive radio network for sensing the presence of PU in a dedicated spectrum.  ...  In this paper, we are proposing a decentralized cooperative algorithm for efficient sensing of spectrum in the networked cognitive radios.  ...  Moreover, many different approaches, based on cooperative spectrum sensing using consensus algorithms are proposed in [28] , [29] .  ... 
doi:10.1109/access.2021.3053254 fatcat:b7uwp7ahi5h2vap727zw3iyoly

Improved weighted average consensus in distributed cooperative spectrum sensing networks

Aislan Gabriel Hernandes, Mario Lemes Proença Jr., Taufik Abrão
2017 Transactions on Emerging Telecommunications Technologies  
This work proposes a fully distributed improved weighted average consensus (IWAC and WAC-AE) technique applied to cooperative spectrum sensing problem in cognitive radio systems.  ...  Another technique is the weighted average consensus (WAC) rule using the weights based on the SUs channel condition.  ...  IMPROVED WEIGHTED AVERAGE CONSENSUS In this section, we propose a new rule to weighted average consensus for distributed cooperative spectrum sensing purpose.  ... 
doi:10.1002/ett.3259 fatcat:mt4daueltnhmnpiicaorfwr56a

Distributed Cooperative Spectrum Sensing Based on Weighted Average Consensus

Wenlin Zhang, Zheng Wang, Yi Guo, Hongbo Liu, Yingying Chen, J. Mitola
2011 2011 IEEE Global Telecommunications Conference - GLOBECOM 2011  
In this paper, we study the distributed spectrum sensing in cognitive radio networks.  ...  Using weighted average consensus algorithm, we develop a weighted soft measurement combining scheme without the centralized fusion center.  ...  In this paper, we consider the weighted average consensus-based approach for distributed cooperative spectrum sensing.  ... 
doi:10.1109/glocom.2011.6134149 dblp:conf/globecom/ZhangWGLCM11 fatcat:fhrucclrizadbepd4krn663icu

Improved Distributed Cooperative Spectrum Sensing (DCSS) For Cognitive Radio Adhoc Network

Rajesh. D
2015 International Journal of MC Square Scientific Research  
We propose a novel consensus-inspired cooperative sensing scheme based on linear iterations that is fully distributed and low-cost.  ...  Cooperation among cognitive radios for spectrum sensing is deemed essential for environments with deep shadows.  ...  DISTRIBUTED AVERAGE CONSENSUS-BASED COOPERATIVE SPECTRUM SENSING In an average consensus-based DCSS scheme, the SUs aim at estimating the average of the received power by all of the SUs.  ... 
doi:10.20894/ijmsr. fatcat:satpa7wn5rfzjbt3pqu3uwawmy

Distributed Compressive Spectrum Sensing in Cooperative Multihop Cognitive Networks

Fanzi Zeng, Chen Li, Zhi Tian
2011 IEEE Journal on Selected Topics in Signal Processing  
To identify spurious spectral estimates due to interfering CRs, the orthogonality between the spectrum of primary users and that of CRs is imposed as constraints for consensus optimization during distributed  ...  In this paper, a cooperative approach to wideband spectrum sensing is developed to overcome these challenges.  ...  Consensus Optimization for Cooperative Sensing Fusion The next step is to perform cooperative sensing by fusing to obtain a global estimate of the sparse common spectrum .  ... 
doi:10.1109/jstsp.2010.2055037 fatcat:dq7j5fgkcna3nnj2tbn2za7yiu

Secure Cooperative Spectrum Sensing and Allocation in Distributed Cognitive Radio Networks

Hui Lin, Jia Hu, Chuan Huang, Li Xu, Bin Wu
2015 International Journal of Distributed Sensor Networks  
To address this issue, this paper proposes a distributed secure cooperative spectrum sensing strategy (DSCS) based on a dynamic reputation model to defend against attacks and provide reliable spectrum  ...  Moreover, the reputation values are used as weights in a novel distributed cheat-proof spectrum allocation strategy (DCSA) based on the Vickrey-Clarke-Groves (VCG) mechanism.  ...  [3, 12] proposed a distributed and scalable cooperative spectrum sensing scheme based on recent advances in consensus algorithms.  ... 
doi:10.1155/2015/674591 fatcat:r2z7khezhvhhlfstvxh2nqhqyu

In-Newtork Cooperative Spectrum Sensing

Tuncer Can Aysal, Kenneth E. Barner, Mehmet Yildiz
2009 Zenodo  
CONCLUDING REMARKS We proposed a distributed average consensus system that is capable of solving the cooperative spectrum sensing task without the presence of a base station.  ...  PROBLEM FORMULATION This section summarizes the energy-based centralized cooperative spectrum sensing and presents the distributed average consensus algorithms that recently received a lot of attention  ... 
doi:10.5281/zenodo.41626 fatcat:vihpbe44zrhn5ofdhxmwzmvboy

Distributed Cooperative Spectrum Sensing in Mobile Ad Hoc Networks with Cognitive Radios [article]

F. Richard Yu, Helen Tang, Minyi Huang, Peter Mason, Zhiqiang Li
2011 arXiv   pre-print
In this chapter, we propose a fully distributed and scalable cooperative spectrum sensing scheme based on recent advances in consensus algorithms.  ...  Unlike the existing cooperative spectrum sensing schemes, there is no need for a centralized receiver in the proposed schemes, which make them suitable in distributed CR-MANETs.  ...  Distributed Consensus-based Cooperative Spectrum Sensing Scheme In this work, we will present a distributed consensus-based cooperative spectrum sensing scheme without using a common receiver.  ... 
arXiv:1104.5539v1 fatcat:o72fjbpzjjfeffqzm3sixyxeta

The Design and the implementation of a robust scheme to combat the effect of malicious nodes in Cognitive Radio Ad Hoc networks

Sekgoari Semaka Mapunya, Mthulisi Velempini
2019 South African Computer Journal  
The SU cooperatively sense the spectrum to ensure global view of the network. unfortunately, cooperative sensing is vulnerable to Byzantine attacks whereby SU falsify the spectrum reports for selfish reasons  ...  The proposed scheme, known as the extreme studentized cooperative consensus spectrum sensing (ESCCSS), was implemented in an ad hoc cognitive radio networks environment where the use of a data fusion centre  ...  A consensus algorithm assists in the sharing of data and in decision making regarding the availability of the spectrum band. ESCCSS is a cooperative spectrum sensing and a consensus-based scheme.  ... 
doi:10.18489/sacj.v31i2.713 fatcat:f7ux2v2qazclvasnydyk2x7hzq

A Distributed Consensus-Based Cooperative Spectrum-Sensing Scheme in Cognitive Radios

Zhiqiang Li, F.R. Yu, Minyi Huang
2010 IEEE Transactions on Vehicular Technology  
In this paper, we propose a fully distributed and scalable cooperative spectrum-sensing scheme based on recent advances in consensus algorithms.  ...  In cognitive radio (CR) networks, secondary users can cooperatively sense the spectrum to detect the presence of primary users.  ...  ACKNOWLEDGMENT The authors would like to thank the reviewers for their detailed reviews and constructive comments, which have helped improve the quality of this paper.  ... 
doi:10.1109/tvt.2009.2031181 fatcat:7zzqyfc4zzgktgmwhwty6wtyzu

Cooperative spectrum sensing in cognitive radio networks: A survey

Ian F. Akyildiz, Brandon F. Lo, Ravikumar Balakrishnan
2011 Physical Communication  
Spectrum sensing is a key function of cognitive radio to prevent the harmful interference with licensed users and identify the available spectrum for improving the spectrum's utilization.  ...  , control channel and reporting, user selection, and knowledge base.  ...  Akan for their valuable feedback and contributions to improving this work.  ... 
doi:10.1016/j.phycom.2010.12.003 fatcat:yi3w76foy5aznoa5nrcfbmwsya

Distributed Spectrum Management in Cognitive Radio Networks by Consensus-Based Reinforcement Learning

Dejan Dašić, Nemanja Ilić, Miljan Vučetić, Miroslav Perić, Marko Beko, Miloš S Stanković
2021 Sensors  
In this paper, we propose a new algorithm for distributed spectrum sensing and channel selection in cognitive radio networks based on consensus.  ...  Hence, a set of participating agents becomes capable of successful calculation of the optimal joint spectrum sensing and channel selection strategy even if the individual agents are not.  ...  joint spectrum sensing and channel selection (JSS) in CRNs based on MARL with distributed consensus iterations over directed, possibly time-varying, communication graphs.  ... 
doi:10.3390/s21092970 pmid:33922677 fatcat:b6g45sosp5f4zmnqvyuryxo7x4

Distributed Compressed Spectrum Sensing via Cooperative Support Fusion

Zha Song, Huang Jijun, Liu Peiguo, He Jianguo
2013 International Journal of Distributed Sensor Networks  
In this paper, a distributed compressed spectrum sensing scheme is proposed to overcome these challenges.  ...  Spectrum sensing in wideband cognitive radio (CR) networks faces several significant practical challenges, such as extremely high sampling rates required for wideband processing, impact of frequency-selective  ...  Support Fusion-Based Distributed Compressed Spectrum Sensing.  ... 
doi:10.1155/2013/862320 fatcat:6yz4bmbrbzeofofgyv7se6d2ni

Consensus-based Spectrum Sensing in Cognitive Radio Networks

Natalia Y. Ermolova, Olav Tirkkonen
2016 EAI Endorsed Transactions on Cognitive Communications  
In this work, we analyze a distributed cooperative spectrum sensing scheme where N secondary users (SUs) of a cognitive wireless net-work make a joint decision on the primary user (PU) presence based on  ...  In this paper, we analyze statistics of factors affecting the algorithm efficiency and obtain sufficient conditions of reaching consensus.  ...  The results of this work can be used for both designing and analyzing cognitive wireless networks applying consensus-based spectrum sensing algorithms.  ... 
doi:10.4108/eai.5-9-2016.151644 fatcat:mz64e7225ncjxdyzjvcwooxrsi
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