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Novel Channel-Hopping Schemes for Cognitive Radio Networks

Guey-Yun Chang, Wen-Hung Teng, Hao-Yu Chen, Jang-Ping Sheu
2014 IEEE Transactions on Mobile Computing  
Recently, cognitive radio (CR) has become a key technology for addressing spectrum scarcity. In CR networks, spectrum access should not interfere the colocate incumbent networks.  ...  In this paper, we introduce three channel-hopping approaches, RCCH, ARCH, and SARCH for synchronous and asynchronous environments, respectively.  ...  In cognitive radio networks, spectrum access should not interfere the incumbent network.  ... 
doi:10.1109/tmc.2012.260 fatcat:vskiukkhf5hv5ei7oykrf55l7q

Welcome Message from Editor-in-Chief

Tao Chen
2014 EAI Endorsed Transactions on Cognitive Communications  
The main contribution of the paper is to encode sensing results by a novel frequency-hopping M-ary modulation scheme back to the fusion centre.  ...  It proposed a cooperative spectrum sensing framework and energy/bandwidth saving sensing scheme for two-hop WRAN, and showed 40% of energy/bandwidth saving in simulation.  ...  The main contribution of the paper is to encode sensing results by a novel frequency-hopping M-ary modulation scheme back to the fusion centre.  ... 
doi:10.4108/cogcom.1.1.e1 fatcat:7okiqm3ylvatxkfemfjkgrmkym

CROR: Coding-aware opportunistic routing in multi-channel cognitive radio networks

Xiaoxiong Zhong, Yang Qin, Yuanyuan Yang, Li Li
2014 2014 IEEE Global Communications Conference  
This makes it more difficult for most existing CR routing protocols to achieve high throughput in multi-channel cognitive radio networks (CRNs).  ...  In this paper we present a coding aware opportunistic routing protocol for multi-channel CRNs, cognitive radio opportunistic routing (CROR) protocol, which jointly considers the probability of successful  ...  Moreover, we propose a novel coding aware OR, cognitive radio opportunistic routing (CROR), based on SuDR metric.  ... 
doi:10.1109/glocom.2014.7036791 dblp:conf/globecom/ZhongQYL14 fatcat:yzayxnfos5fv3oyjek2ao5hbtm

Joint Channel and Interference Aware Cooperative Routing for Cognitive Radio Network

2020 International journal of recent technology and engineering  
Cognitive Radio based network technology provides a promising solution for various types of real-time wireless communication by offering better spectrum utilization and resource allocation.  ...  The performance of proposed approach is compared with the existing techniques such as Primary User Aware k-hop route discovery scheme (PAK), AODV, CognitiveAODV, and Location-Aided Routing for CRN (LAUNCH  ...  CONCLUSIONS In this paper, we have presented a novel routing approach for cognitive radio network.  ... 
doi:10.35940/ijrte.e5054.018520 fatcat:p4e6mbaegjbzhjf2wfmkwvcraa

Energy Consummation in cognitive radio network using Different Methods

2019 International Journal of Engineering and Advanced Technology  
The cognitive radio and resource allocation techniques have been proposed for efficiently utilizing the radio resources.  ...  Efficient resource allocation in cognitive radio network (CRN) is essential in order to meet the challenges of future wireless networks.  ...  communication channel that are available in network & improve the radio network operation.  ... 
doi:10.35940/ijeat.b3383.129219 fatcat:scwxvgyo35euxoisu4xpou5dwe

Advances in Cognitive Radio Sensor Networks

Hyung Seok Kim, Waleed Ejaz, Khalid Al-Begain, Al-Sakib Khan Pathan, Najam ul Hasan
2014 International Journal of Distributed Sensor Networks  
Cognitive radio (CR) networks have emerged in response to the demand of these emerging applications as one form of several new wireless networks.  ...  The major focus of this special issue is investigating how to achieve efficient use of spectral resources with low power consumption in the cognitive radio networks.  ...  Tessema et al. in their paper entitled "Channel hopping sequences for rendezvous establishment in cognitive radio sensor networks" proposed two channel hopping sequences to establish a link in CRSNs with  ... 
doi:10.1155/2014/631624 fatcat:u6a7thfia5hjtik473zilz7o3u

Cognitive radio sensor networks

Ozgur Akan, Osman Karli, Ozgur Ergul
2009 IEEE Network  
The existing communication protocols and algorithms devised for cognitive radio networks and WSN are discussed along with the open research avenues for the realization of CRSN.  ...  Clearly, it is conceivable to adopt cognitive radio capability in sensor networks, which, in turn yields a new sensor networking paradigm, i.e., cognitive radio sensor networks (CRSN).  ...  enable CRSN to employ novel error prevention schemes.  ... 
doi:10.1109/mnet.2009.5191144 fatcat:fcpt2jluunagxl3ryzrdx6w6iu

Spectrum Sensing and Clustering Routing Algorithm in Cognitive Wireless Sensor Networks

2022 Journal of Research in Science and Engineering  
based Q-learning scheme for packet forwarding in cognitive enabled wireless sensor nodes.This novel scheme considers the optimal cluster formulation, cluster head selection, spectrum sensing and allocation.The  ...  To overcome these problems, the workproposes a novel approachcalled -EACWSNR (an energy aware cognitive wireless sensor network routing) scheme which minimizes the energy consumption by using reinforcement  ...  [15] also introduced a routing scheme for cognitive radio networks to deal with interference related issues and presented interference aware AODV routing protocol.  ... 
doi:10.53469/jrse.2022.04(03).18 fatcat:bd3ptqgc7neu7fshh4vliszg7q

Performance comparison of multicast MANET CRN system's based on POS scheme with different types of router protocol algorithms

Basma Nazar Nadhim, Sarab Kamal Mahmood
2020 Indonesian Journal of Electrical Engineering and Computer Science  
The probability of success (POS) used as the channel assignment scheme, is dependent on the availability of the channel, and the required transmission time.  ...  This facilitated the selection of an efficient channel for the transmission of the CR user's data, under the effect of the Rayleigh fading channel.  ...  ACKNOWLEDGEMENTS The authors would like to thank Mustansiriyah University (www.uomustansiriyah.edu.iq) Baghdad-Iraq for its support in the present work.  ... 
doi:10.11591/ijeecs.v17.i1.pp291-302 fatcat:szuryl6zujdtllxhypnid2aq44

Routing Protocols for Cognitive Radio Networks: A Survey [article]

S. M. Kamruzzaman, Dong Geun Jeong
2010 arXiv   pre-print
Routing in Multi-hop Cognitive Radio Networks Comparing to traditional multi-channel networks, routing for utilizing multiple channels in multi-hop cognitive radio networks face several new challenges.  ...  In CRNs with multi-hop communication requirements, the dynamic nature of the radio spectrum calls for the development of novel spectrum-aware routing algorithms.  ... 
arXiv:1010.0325v2 fatcat:pqoqacpq2vesnoj6xperr5doia

Joint channel assignment and opportunistic routing for maximizing throughput in cognitive radio networks

Yang Qin, Xiaoxiong Zhong, Yuanyuan Yang, Yanlin Li, Li Li
2014 2014 IEEE Global Communications Conference  
In this paper, we consider the joint opportunistic routing and channel assignment problem in multi-channel multi-radio (MCMR) cognitive radio networks (CRNs) for improving aggregate throughput of the secondary  ...  Then considering the queue state of a node, we propose a new scheme to select proper forwarding candidates for opportunistic routing.  ...  CONCLUSION In this paper, a novel scheme, ORNC, that jointly considers channel assignment and OR, is proposed for maximizing the aggregate throughput in multi-hop CRNs.  ... 
doi:10.1109/glocom.2014.7037532 dblp:conf/globecom/QinZYLL14 fatcat:mos2j7i3zzgivnw5wcy3qrimyu

An Optimal Clustering and Routing Protocol For Cognitive Radio Sensor Networks

Nitesh Kumar
2021 Zenodo  
Cognitive radio sensor networks (CRSNs), which has the ability to sense the spectrum and determine the vacant bands.  ...  This paper proposes a Low-Energy Adaptive Clustering Hierarchical Protocol (LEACH) and optimal Clustering and Routing in Sensor Networks (OCRSN) schemes.  ...  To this end, it is propose a novel SDN-based routing protocol for cognitive vehicular networks that finds a stable route between source and destination.  ... 
doi:10.5281/zenodo.4575450 fatcat:qyq47qmtivgcvcns3hfl4p35dq

Routing Techniques In Cognitive Radio Networks: A Survey

Amjad Ali, Muddesar Iqbal, Adeel Baig, Xingheng Wang
2011 International Journal of Wireless & Mobile Networks  
Cognitive Radio Networks (CRNs) are being studied intensively. The major motivation for this is the heavily underutilized frequency spectrum.  ...  Routing in CRN is a challenging task due the diversity in the available channels and data rates. In this paper, we present a survey of the state-of-the-art routing techniques in CRNs.  ...  Multi-hop Single-transceiver Cognitive Radio Networks Routing Protocol (MSCRP): MSCRP proposed in [13] doesn't base on control channel.  ... 
doi:10.5121/ijwmn.2011.3308 fatcat:etwofu3klja3tnuiryluwiyba4

Transport Protocols in Cognitive Radio Networks: A Survey

2014 KSII Transactions on Internet and Information Systems  
Cognitive radio networks (CRNs) have emerged as a promising solution to enhance spectrum utilization by using unused or less used spectrum in radio environments.  ...  In CRNs, the channel availability is uncertainty due to the existence of PUs, resulting in intermittent communication.  ...  We classify the existing transport protocols into two categories based on transmission environments (single hop or multi-hop), and in each category, the existing proposals are described and analyzed from  ... 
doi:10.3837/tiis.2014.11.004 fatcat:ruwtawqmgjhyfayozznetj7q5e

Urban-X: A Self-organizing Cognitive Wireless Mesh Network for Dense City Environments [chapter]

Wooseong Kim, Andreas J. Kassler, Marco Di Felice, Mario Gerla, Luciano Bononi
2011 Lecture Notes in Computer Science  
Urban-X combines elements from classical Multi-Radio Multi-Channel (MC-MR) technology with novel Dynamic Spectrum Access (DSA) mechanisms.  ...  The self-organizing behavior is achieved through a novel distributed channel assignment scheme, an adaptive multi-path routing scheme and a flexible layer 2.5 channel and path scheduler algorithm.  ...  Acknowledgments This research is supported by grant YR2009-7003 from Stiftelsen för internationalisering av högre utbildning och forskning (STINT).  ... 
doi:10.1007/978-3-642-21560-5_33 fatcat:pmj6gri4prhhlf2rw2rcqnedie
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