COGNITIVE_RADIO

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Interference-aware resource allocation algorithm in multicarrier-based cognitive radio networks
《The Journal of China Universities of Posts and Telecommunications》2016年第3期37-44,共8页Zhuang Ling Ma Long 
supported by the Science and Technology Research Project of Chongqing Municipal Education Commission (KJ1500435, KJ1500147)
Interference between users is a significant issue for resource allocation in cognitive radio （CR） networks. The interference induced by the secondary users （SUs） to the primary users （PUs） derives from two aspe...
关键词：cognitive radio resource allocation spectrum sensing errors FBMC 
Secrecy outage analysis on underlay cognitive radio using selection combining
《The Journal of China Universities of Posts and Telecommunications》2016年第3期51-56,共6页Tan Youyu Pan Gaofeng Zhao Hui 
supported in part by the National Science Foundation (61401372, 61531016);Research Fund for the Doctoral Program of Higher Education of China(20130182120017);Natural Science Foundation of CQ CSTC(cstc2013jcyj A40040);the Fundamental Research Funds for the Central Universities (XDJK2015B023, XDJK2016A011)
Secure data transmission in future high-capacity high-coverage multi-tier hierarchical networks, for which cognitive radio （CR） has emerged as an essential recipe, is of utmost importance. This paper investigates th...
关键词：secrecy outage probability cognitive radio selection combining underlay 
Blind spectrum sensing based on the ratio of mean square to variance被引量：4
《The Journal of China Universities of Posts and Telecommunications》2016年第1期42-48,共7页Ye Yinghui Lu Guangyue 
supported by Natural Science Foundation of China(61271276;61301091);Natural Science Foundation of Shaanxi Province(2014JM8299)
Anderson-Darling （AD） sensing, characteristic function （CF） sensing and order statistic （OS） sensing are three common spectrum sensing （SS） methods based on goodness of fit （GOF） testing. However, AD and OS ...
关键词：cognitive radio spectrum sensing goodness of fit testing the ratio of the mean square to variance 
Reputation-based secure spectrum situation fusion in distributed cognitive radio networks被引量：6
《The Journal of China Universities of Posts and Telecommunications》2015年第3期110-117,共8页Li Fangwei Liu Fan Zhu Jiang Nie Yifang 
supported by the Key Project of National Nature Science Foundations of China (61271260)
In distributed cognitive radio （CR） network, the cooperative spectrum situation sensing based on consensus scheme may be disrupted by spectrum sensing data falsification （SSDF） attacks. In this paper, a secure spe...
关键词：cognitive radio spectrum situation fusion SECURE consensus spectrum sensing data falsification （SSDF） attack 
Sensor node-assisted asynchronous cooperative spectrum sensing for cognitive radio network被引量：2
《The Journal of China Universities of Posts and Telecommunications》2014年第5期17-23,共7页CAO Kai-tian WANG Dong-lin 
supported by the National Basic Research Program of China (2011CB302903);the National Natural Science Foundation of China (61201161, 61271335);the Postdoctoral Science Foundation of Jiangsu Province (1301002B)
In order to take advantage of the asynchronous sensing information, alleviate the sensing overhead of secondary users （SUs） and improve the detection performance, a sensor node-assisted asynchronous cooperative spec...
关键词：cognitive radio asynchronous cooperative spectrum sensing Bayesian fusion rule ON-OFF model soft decision 
Joint power and spectrum allocation in multi-hop cognitive radio networks被引量：1
《The Journal of China Universities of Posts and Telecommunications》2014年第2期9-14,共6页WU Jing LI Yi LIU Gang JI Hong 
supported by the Hi-Tech Research and Development Program of China(2012AA01A508);the Beijing Higher Education Young Elite Teacher Project(YETP0432);the Specialized Research Fund for the Doctoral Program of Higher Education(20120005120010)
Various cognitive network technologies are developed rapidly. In the article, the power and spectrum allocation in multi-hop cognitive radio network （CRN） with linear topology is investigated. The overall goal is to...
关键词：cognitive radio power allocation outage probability spectrum utility ABC algorithm 
CR–RSS location algorithm for primary user in cognitive radio
《The Journal of China Universities of Posts and Telecommunications》2014年第1期22-25,35,共5页YU Yin-hui SUN Chen QIN Nan-nan GAO Ke CHEN Deng-zhao 
supported by the Hi-Tech Research and Development Program of China(2012AA011505)
This article introduces the classic locating method based on the receiving signal strength in the cognitive radio and puts forward a cognitive radio-receiving signal strength（CR-RSS） localization algorithm which sol...
关键词：cognitive radio Location of the primary user secondary user RSS location algorithm 
Resource allocation for the cluster-based cooperative multicast in OFDM-based cognitive radio systems
《The Journal of China Universities of Posts and Telecommunications》2013年第4期1-7,33,共8页ZHANG Shuang-lu XU Wen-jun LI Sheng-yu LIN Jia-ru 
supported by the National Basic Research Program of China (2009CB320401);the National Natural Science Foundation of China (61101117);National Key Scientific and Technological Project of China (2012ZX03004005002);Fundamental Research Funds for the Central Universities (BUPT2012RC0112)
This paper investigates the resource allocation problem for the cluster-based cooperative multicast in orthogonal frequency division multiplexing （OFDM）-based cognitive radio （CR） systems. Aiming at maximizing the...
关键词：cooperative multicast cognitive radio OFDM CLUSTER 
Weight sequential log-likelihood ratio detect algorithm with malicious users removing被引量：4
《The Journal of China Universities of Posts and Telecommunications》2013年第2期60-65,共6页ZHAO Jun-hui LI Fei YANG Tao 
supported by the National Natural Science Foundation of China(61172073);the State Key Laboratory of Rail Traffic Control and Safety Beijing Jiaotong University(RCS2011ZT003);the Open Research Fund of Key Laboratory of Wireless Sensor Network & Communication,Chinese Academy of Sciences(2011005);the Fundamental Research Funds for the Central Universities of Ministry of Education of China(2013JBZ001,2012YJS129,2009JBM012);the Program for New Century Excellent Talents in University of Ministry of China(NCET-12-0766)
Due to the openness of the cognitive radio network, spectrum sensing data falsification （SSDF） can attack the spectrum sensing easily, while there is no effective algorithm proposed in current research work, so this...
关键词：cognitive radio cooperative spectrum sensing data falsification attack weight sequential log-likelihood ratio detect 
Resource allocation for multiple description coding multicast in OFDM-based cognitive radio networks
《The Journal of China Universities of Posts and Telecommunications》2012年第5期51-57,共7页LI Sheng-yu XU Wen-jun GAO Yan NIU Kai LIN Jia-ru 
supported by the National Basic Research Program of China(2009CB320401);the National Natural Science Foundation of China(61101117);the Research Funds for Doctoral Program of Higher Education of China(20090005110003);the National Key Scientific and Technological Project of China(2010ZX03003-001, 2012ZX03004005002);the Fundamental Research Funds for the Central Universities(BUPT2012RC0112)
The resource allocation scheme for the multiple description coding multicast （MDCM） in orthogonal frequency division multiplexing （OFDM-based） cognitive radio network （CRN） is studied in this paper, aiming at ma...
关键词：resource allocation MDCM cognitive radio sub-gradient method 
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