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A Genetic Algorithm Based Spectrum Sharing Strategy Using Energy Efficient Clustering for Cooperative CR Networks
English

Durgesh Sahu, Dr. Prabhat Patel
2015 International Journal of Engineering Trends and Technoloy  
All the cognitive radios are grouped in few clusters and clusters choose clusters head by genetic algorithm criteria, clustering based cooperative spectrum sensing scheme using Centralized energy based  ...  Cognitive radio is emerging as a promising technique to improve the utilization of radio frequency spectrum.  ...  The efficiently utilization of energy with in a cluster increases the spectrum sharing between IUs and PUs which increased the network life time.  ... 
doi:10.14445/22315381/ijett-v21p222 fatcat:shgwpxm3szdvjfgj4fejo4deji

VHDL Implementation of MAC for Reconfigurable Applications

R. Jerlin Emiliya, D. Delphy, K. Anjugam
2017 International Journal of Engineering Research and  
This type of technique has its own potential to further improve the performance of cognitive networks, especially for spectrum sensing.  ...  This paper deals with the cognitive radio (CR) sensing, analysing, understanding and deciding.  ...  It is necessary to design a novel scheme for inter-network cooperation. VI.  ... 
doi:10.17577/ijertv6is060348 fatcat:yt4ttcv65rfyjov5q5hl2rnbgm

Cognitive Radio With Software Defined Radio and Mimo for Future Generation Wireless Communication

Shashank Singh
2015 Journal of computer science and systems biology  
Bineet Gupta for his valuable suggestions and contributions.  ...  Acknowledgement We are thankful to the Faculty members of Computer Science and Engineering, Shri Ramswaroop University for their motivation and continuous support. Our special vote of thanks to Dr.  ...  There are two types of spectrum sensing of cognitive radio first one is non-cooperative spectrum sensing and second one is cooperative spectrum sensing.  ... 
doi:10.4172/jcsb.1000184 fatcat:j5bimeabffglxake2ueoh44hay

Guest Editorial for the Special Issue on Self-Optimizing Cognitive Radio Technologies

Muhammad R.A. Khandaker, Kai-Kit Wong, Haitao Zhao, Shamik Sengupta
2016 Physical Communication  
His current research interests center around game-theoretic cognitive radio networks, cooperative communications, physical-layer security, physical-layer caching, full-duplex radio, massive MIMO and energy-harvesting  ...  Cognitive radio (CR) is emerging as the dominant solution for the scarce spectrum in the near future since CR has the ability to provide high bandwidth to wireless users via heterogeneous wireless networks  ...  The contribution by Andrea Abrardo, Marco Martalò, and Gianluigi Ferrari offers cognitive cooperative schemes to sense the frequency spectrum and estimate the idle subchannels which can be used by the  ... 
doi:10.1016/j.phycom.2016.03.001 fatcat:yexuobqh5jenpicsl5wv6ed5lm

Adaptive Intelligent Cooperative Spectrum Sensing In Cognitive Radio [article]

Dilip S Aldar
2013 arXiv   pre-print
Cognitive radio is the promising solutions for the optimum utilization of the scared natural resource.  ...  In cooperative spectrum sensing, the channel between the secondary users and the cognitive radio base station is non stationary and causes interference in the decision in decision fusion and in information  ...  This paper investigates the cognitive radio system using adaptive neural network based data fusion technique for cooperative spectrum sensing.  ... 
arXiv:1301.0785v1 fatcat:jcrjkwnvl5dt5oilvoyxucr7ai

Study the One-bit Hard Combination Scheme on Cognitive Radio Users

Md. Shamim Hossain, Mohammad Mamunur Rashid, Md. Nazrul Islam, Md. Abdullah-Al-Mashud, Md. Nurul Islam
2012 International Journal of Computer Network and Information Security  
This paper describes the performance of onebit hard combination scheme of cooperative spectrum sensing for different number of cognitive radio users.  ...  It improves the probability of detection by collaborating to detect PUs signal in cognitive radio (CR) system.  ...  SPECTRUM SENSING TECHNIQUE Spectrum sensing methods for a cognitive radio system can be listed as follows. A.  ... 
doi:10.5815/ijcnis.2013.02.07 fatcat:xkgmg6ymrra33pmjqlp6c4mjo4

Cognitive Relay Networks: A Comprehensive Survey

Ayesha Naeem, Mubashir Husain Rehmani
2015 EAI Endorsed Transactions on Wireless Spectrum  
In cognitive radio network, secondary users dynamically senses to the local environment for available spectrum.  ...  This revolutionary technology shifts the paradigm in the wireless system design by allowing unlicensed user the ability to sense, adapt and share the dynamic spectrum.  ...  In CR technology, secondary user senses the spectrum holes for effective utilization and then adapt the environment causing no interference to primary users.  ... 
doi:10.4108/ws.2015.3.e5 fatcat:23jwunrbzvbwfnul2a2o22figi

A New Technique of Auction Based Spectrum Allocation for CR Network

2016 International Journal of Science and Research (IJSR)  
Once the spectrum is sensed next important step for cognitive radio is allocation of available spectrum (The available spectrum holes, i.e., frequency bands assigned to a primary user but that are vacant  ...  We develop a truthful and efficient combinatorial auction scheme under a novel spectrum allocation model.  ...  spectrum access, multi-Dimensional spectrum sensing, cooperative sensing, radio identification.  ... 
doi:10.21275/v5i1.nov152951 fatcat:uljrdurxvvcbjegzcqlhotpgvq

Enhancing Detection Rate in Selfish Attack Detection Scheme in Cognitive Radio Adhoc Networks
English

Sneha Thankachan, M Jebakumari
2014 International Journal of Computer Trends and Technology  
Experimental results show that high accuracy and efficient detection performance in cognitive radio networks are achieved compared to the existing system.  ...  When the spectrum is not used by the licensed primary user, the obtainable channels are allocated for the unlicensed secondary users (SUs).  ...  Insoo Koo et.al suggested a cooperative spectrum sensing scheme for collaborative users in which the sensing reliability of each individual user is used to develop local and global sensing performance,  ... 
doi:10.14445/22312803/ijctt-v8p129 fatcat:fgntp7tuizgknp7zg3fudxcwli

Creation of 802.11 Wireless Network using CRN

S. Elakkiya
2017 International Journal for Research in Applied Science and Engineering Technology  
Traditional collaborative spectrum sensing (T-CSS) protocol intelligence networks in order to improve their throughput efficiency. In Cognitive Radio  ...  Each node is considered to be a wireless device for data transmission and reception.  ...  Cognitive radio (CR) is a candidate for the next generation of wireless communications system.  ... 
doi:10.22214/ijraset.2017.3158 fatcat:5roxcnclzrf33oo3bqepdv6djq

Cooperative spectrum sensing based on adaptive weighting for a cognitive radio system

Oh-Soon Shin, Yoan Shin
2011 IEICE Electronics Express  
We propose a combining scheme for hard decisions of secondary users to improve the performance of cooperative spectrum sensing in a cognitive radio system.  ...  Specifically, the combining weights are updated adaptively such that a higher weight is given to the decision of a more reliable user.  ...  Conclusions An adaptive combining scheme of hard decisions has been proposed for cooperative spectrum sensing in cognitive radio systems.  ... 
doi:10.1587/elex.8.279 fatcat:6kmey7iw4nhkrpzwnsrpxtl24a

Cognitive Radio Technology [chapter]

2006 Next Generation Wireless Systems and Networks  
This includes methods for sensing whether the spectrum is available, sensing which channel is best for use, determining the time required to transmit data, and determining protocols which ensure all users  ...  Within the field of Cognitive Radio, many different aspects of the system must be considered in order to achieve an optimal system.  ...  The schemes for spectrum sensing are either noncooperative or cooperative.  ... 
doi:10.1002/0470024569.ch9 fatcat:33fa7xjqc5g7fhts7xlknpdpqy

Distributed Fuzzy Optimal Spectrum Sensing In Cognitive Radio [article]

Dilip S. Aldar
2013 arXiv   pre-print
The spectrum is a scarce resource and must utilize efficiently, the cognitive radio is a prospective solution for underutilized spectrum.  ...  In cooperative sensing, every cognitive radio communicates their decision to fusion center via reporting channel.  ...  Fig.1 shows the cooperative spectrum sensing cognitive radio system.  ... 
arXiv:1303.2169v1 fatcat:styp4bgnvvbdrob34h7iio5ytu

Cognition and Cooperation in Advanced Wireless and Mobile Information Systems

Chao Chen, Carlos Pomalaza-Ráez, Yunfei Chen, Kun Xie, Tricha Anjali
2016 Mobile Information Systems  
These papers are excellent examples of how cognition and cooperation in various wireless and mobile systems can improve system performance and user experience.  ...  By compiling these papers, we hope to encourage our readers and researchers to apply cognitive and cooperative principles in designing future wireless and mobile information systems.  ...  Cao et al. compare two strategies of cooperative relay, that is, decodeand-forward relaying and amplify-and-forward relaying, and their outage performance in cognitive radio systems.  ... 
doi:10.1155/2016/5404986 fatcat:dronsmawuzd2xla7q4l6bqwtp4

Intelligent Wireless Communications Enabled by Cognitive Radio and Machine Learning [article]

Xiangwei Zhou, Mingxuan Sun, Geoffrey Ye Li, Biing-Hwang Juang
2018 arXiv   pre-print
The perception capability and reconfigurability are the essential features of cognitive radio while modern machine learning techniques project great potential in system adaptation.  ...  In this paper, we discuss the development of the cognitive radio technology and machine learning techniques and emphasize their roles in improving spectrum and energy utility of wireless communication  ...  To reduce spectrum sensing overhead and improve the spectrum efficiency, centralized dynamic resource allocation for cooperative cognitive radio networks is proposed in [91] .  ... 
arXiv:1710.11240v4 fatcat:elt77cgcxvappbxvspp7evb74u
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