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Unified analysis of cooperative spectrum sensing over generalized multipath fading channels

Lina Mohjazi, Diana Dawoud, Paschalis C. Sofotasios, Sami Muhaidat, Mehrdad Dianati, Mikko Valkama, George K. Karagiannidis
2015 2015 IEEE 26th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC)  
The present work is devoted to the analytic performance evaluation of cooperative spectrum sensing (CSS) over generalized fading channels.  ...  /shadowing fading channels, which are otherwise particularly difficult to obtain.  ...  CONCLUSIONS We provided an extensive analysis of energy detection spectrum sensing over generalized multipath fading channels.  ... 
doi:10.1109/pimrc.2015.7343326 dblp:conf/pimrc/MohjaziDSMDVK15 fatcat:6a434uoxqndrrf7ycejzpyw44e

Cooperative Spectrum Sensing over Generalized Fading Channels Based on Energy Detection [article]

He Huang, Chaowei Yuan
2017 arXiv   pre-print
This paper analyzes the unified performance of energy detection (ED) of spectrum sensing (SS) over generalized fading channels in cognitive radio (CR) networks.  ...  over generalized fading channels.  ...  [24] unified close-form expressions of average detection probability of ED with cooperative spectrum sensing (CSS) are derived over generalized multipath fading channels to improve the efficiency and  ... 
arXiv:1705.06989v3 fatcat:z7lfpskhw5eanah67v5dwdrlbu

MGF Based Analysis of Area under the ROC Curve in Energy Detection

Saman Atapattu, Chintha Tellambura, Hai Jiang
2011 IEEE Communications Letters  
The analytical framework can also be applied in cases with other fading channels, with diversity reception, or with cooperative spectrum sensing.  ...  The analysis is based on the moment generating function (MGF) of the received signal-to-noise ratio (SNR).  ...  This analysis can be extended to other fading models and different network scenarios, e.g., cooperative spectrum sensing. MGF of the received SNR , and (⋅) means expectation.  ... 
doi:10.1109/lcomm.2011.103111.111420 fatcat:bdyv7l4mbrg5rc3ptdihyutmfu

Unified Analysis of Low-SNR Energy Detection and Threshold Selection

Saman Atapattu, Chintha Tellambura, Hai Jiang, Nandana Rajatheva
2015 IEEE Transactions on Vehicular Technology  
Thus, a unified framework covering fading channels, square-law diversity combining and cooperative spectrum-sensing scenarios is developed.  ...  For spectrum sensing in cognitive radio networks, the IEEE 802.22 standard requires the detection of primary signals with a signal-to-noise ratio (SNR) as low as -20 dB and receiver sensitivity as low  ...  samples at -20 dB average SNR for cooperative spectrum sensing when K = 2, 3, over Rayleigh fading.  ... 
doi:10.1109/tvt.2014.2381648 fatcat:wakxw3q7jvh3jjdy3vp4omq66q

Performance analysis of energy detection over mixture gamma based fading channels with diversity reception

Omar Alhussein, Ahmed Al Hammadi, Paschalis C. Sofotasios, Sami Muhaidat, Jie Liang, Mahmoud Al-Qutayri, George K. Karagiannidis
2015 2015 IEEE 11th International Conference on Wireless and Mobile Computing, Networking and Communications (WiMob)  
The present paper is devoted to the evaluation of energy detection based spectrum sensing over different multipath fading and shadowing conditions.  ...  To this end, novel analytic expressions are firstly derived for the probability of detection over MG fading channels for the conventional single-channel communication scenario.  ...  CONCLUSIONS We proposed a unified framework for the performance analysis of an energy detector in generalized and composite MG-based fading channels.  ... 
doi:10.1109/wimob.2015.7347990 dblp:conf/wimob/AlhusseinHSMLAK15 fatcat:ejag62lf5bamtfdk6yib346l6e

Performance Analysis of Amplify-and-Forward Relay Based Cooperative Spectrum Sensing in Fading Channels

Shumon Alam
2012 International Journal of Wireless & Mobile Networks  
Relay based cooperative spectrum sensing elevates the spectrum sensing problems in harsh propagation conditions if the relay nodes are positioned suitably for the dynamic spectrum access systems.  ...  The article includes the performance analysis of two-hop multi-relay amplify-and-forward (AF) relay network with channel state information (CSI) assisted relaying (variable relay gain) and blind (fixed  ...  /i.n.d. channel conditions subject to multipath fading and shadowing effects.  ... 
doi:10.5121/ijwmn.2012.4508 fatcat:aapj3th2fngolpx2fsmiw5zfau

Simplified Performance Analysis Of Energy Detectors Over Myriad Fading Channels:Area Under The Roc Curve Approach

Shumon Alam
2012 International Journal of Wireless & Mobile Networks  
Composite effects (multipath fading + shadowing)are also considered for the analysis.  ...  His current research interests include cooperative spectrum sensing, cognitive radio network, signal processing, network architecture, and cross layer design for wireless communications.  ...  His current research interests include cooperative spectrum sensing, compressive sensing, cross-layer design August 2012 52  ... 
doi:10.5121/ijwmn.2012.4403 fatcat:z3tds4ditzecjf3tv4u4ttptjq

What is a Spectrum Hole and What Does it Take to Recognize One?

R. Tandra, A. Sahai, S.M. Mishra
2009 Proceedings of the IEEE  
To allow a unified discussion of the core issues in spectrum sensing, the "Weighted Probability of Area Recovered (WPAR)" metric is introduced to measure the performance of a sensing strategy and the "  ...  Cooperative sensing algorithms enable a much higher WPAR, but only if users are guaranteed to experience independent fading.  ...  Students Kristen Ann Woyach, Pulkit Grover, and Hari Palaiyanur are thanked for their careful comments on drafts of this paper.  ... 
doi:10.1109/jproc.2009.2015710 fatcat:sbhiatzpdnd2zlvh5navcnjifi

Cooperative spectrum sensing in cognitive radio networks: A survey

Ian F. Akyildiz, Brandon F. Lo, Ravikumar Balakrishnan
2011 Physical Communication  
However, detection performance in practice is often compromised with multipath fading, shadowing and receiver uncertainty issues.  ...  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.  ...  fading channels including Rayleigh and more general Nakagami fading are given in [9] .  ... 
doi:10.1016/j.phycom.2010.12.003 fatcat:yi3w76foy5aznoa5nrcfbmwsya

Assorted Facets of Physical Layer in Cognitive Radio: A Review

Seema Verma, Ghanshyam Choudhary, Pallavi Yarde
2012 International Journal of Computer Applications  
The intensification in the number of mobile subscribers over the preceding years leads to a situation of the Voice-oriented, data-oriented wireless telephony.  ...  Then also there are lot of challenges associated to Cognitive Radio in the area of operational field and implementation in Real world.  ...  Advantages of Cooperative Spectrum Sensing:  The plummeting sensitivity requirements: Channel impairments like multipath fading, shadowing and building penetration losses, impose high sensitivity requirements  ... 
doi:10.5120/8344-1742 fatcat:mtqxiwvynnfrjacnmy3lwsu64a

Table of Contents

2011 IEEE Transactions on Vehicular Technology  
Wei 1059 Enhanced Spectrum Sensing Scheme in Cognitive Radio Systems With MIMO Antennae . . . . W. Lee and D.-H.  ...  Chen 849 Blind Spectrum Sensing for OFDM-Based Cognitive Radio Systems . . . S. Bokharaiee, H. H. Nguyen, and E.  ... 
doi:10.1109/tvt.2011.2123030 fatcat:rp7w252ovfgz3i3fhdefehanta

Differentiated Statistical QoS Guarantees for Real-Time CBR Services in Broadband Wireless Access Networks

Hong Zhou, Zhongwei Zhang
2010 2010 International Conference on Computational Intelligence and Software Engineering  
, China 30875 Performance Analysis of Energy Detection-based Spectrum Sensing over Fading Channels Nima Reisi K.N.Toosi University of Technology, Iran ID Paper Title Author Affiliation 30888  ...  Constraint Cuimei Cui 31091 Closed-Form Error Analysis of OFDM-Based Selective Decode-and-Forward Cooperative Networks over Nakagami-m Fading Channels Wendong Yang 31093 Evaluation of Spectrum  ... 
doi:10.1109/wicom.2010.5601439 fatcat:kaereulmjzhbdpknj727a4vuri


Dr. Anbu Karuppusamy S
2021 Zenodo  
SOME INVESTIGATIONS ON IMPROVING PERFORMANCE OF FADING CANNELS IN MANETS: D.Sc Thesis.  ...  Hamdi (2012) proposed an arithmetical analysis for the efficacy of OFDM signals over multipath Nakagami-m fading channels.  ...  Lastly, the derived results are applied to the cooperative spectrum sensing analysis taking into account the erroneous channel between the secondary users (SUs) and the fusion center (FC).  ... 
doi:10.5281/zenodo.5148816 fatcat:3p7mvkqddfa6naoaz55fnelolq

A Mixture Gamma Distribution to Model the SNR of Wireless Channels

Saman Atapattu, Chintha Tellambura, Hai Jiang
2011 IEEE Transactions on Wireless Communications  
Composite fading (i.e., multipath fading and shadowing together) has increasingly been analyzed by means of the channel and related models.  ...  Motivated by this context, we propose a mixture gamma (MG) distribution for the signal-to-noise ratio (SNR) of wireless channels.  ...  Man-On Pun and the anonymous reviewers for their constructive comments which improve the presentation of this paper.  ... 
doi:10.1109/twc.2011.111210.102115 fatcat:aqfghgrjunexbgzh3q3ikmfyea

Distributed Compressed Spectrum Sensing via Cooperative Support Fusion

Zha Song, Huang Jijun, Liu Peiguo, He Jianguo
2013 International Journal of Distributed Sensor Networks  
To alleviate the sampling bottleneck, compressed sensing mechanism is used at each CR by utilizing the inherent sparsity of the monitored wideband spectrum.  ...  In this paper, a distributed compressed spectrum sensing scheme is proposed to overcome these challenges.  ...  Each subband experiences frequencyselective fading, while the channel gain coefficient ( ) [ ] on each subband is time-invariant within each sensing period and is generated randomly according to Rayleigh  ... 
doi:10.1155/2013/862320 fatcat:6yz4bmbrbzeofofgyv7se6d2ni
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